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HuttenlocherTechnologies
Updated 4 h ago

Vulnerability database

Every flaw the U.S. government’s cybersecurity agency (CISA) has confirmed attackers are using, plus the new WordPress plugin and theme bugs published each day, sorted by what they mean for a small business. We refresh it twice a day. If you see something your website or office runs, tell us.

1,764exploited flaws on CISA’s list
35added in the last 30 days
457new WordPress flaws this week
390,714entries in the database

235 results · page 5 of 5

  • Dec 9, 2015Use-after-free vulnerability in the DNS server in Microsoft Windows Server 2008 SP2 and R2 SP1 and Server 2012 Gold and R2 allows remote attackers to execute arCVE-2015-6125 · Computers, phones & browsers · Microsoft · reported by secure@microsoft.comHigh 9.3

    Use-after-free vulnerability in the DNS server in Microsoft Windows Server 2008 SP2 and R2 SP1 and Server 2012 Gold and R2 allows remote attackers to execute arbitrary code via crafted requests, aka "Windows DNS Use After Free Vulnerability."

    Product
    Windows Server 2008
    What to do
    Apply the vendor’s update. The NVD record links to the advisory.
  • Aug 22, 2014Multiple buffer overflows in the php_parserr function in ext/standard/dns.c in PHP before 5.4.32 and 5.5.x before 5.5.16 allow remote DNS servers to cause a denCVE-2014-3597 · Websites & servers · PHP · reported by Red HatMedium 6.8

    Multiple buffer overflows in the php_parserr function in ext/standard/dns.c in PHP before 5.4.32 and 5.5.x before 5.5.16 allow remote DNS servers to cause a denial of service (application crash) or possibly execute arbitrary code via a crafted DNS record, related to the dns_get_record function and the dn_expand function. NOTE: this issue exists because of an incomplete fix for CVE-2014-4049.

    Product
    PHP
    What to do
    Apply the vendor’s update. The NVD record links to the advisory.
  • May 28, 2014The internal DNS server in Samba 4.x before 4.0.18 does not check the QR field in the header section of an incoming DNS message before sending a response, whichCVE-2014-0239 · Other software · Samba · reported by Red HatMedium 5

    The internal DNS server in Samba 4.x before 4.0.18 does not check the QR field in the header section of an incoming DNS message before sending a response, which allows remote attackers to cause a denial of service (CPU and bandwidth consumption) via a forged response packet that triggers a communication loop, a related issue to CVE-1999-0103.

    Product
    Samba
    What to do
    Apply the vendor’s update. The NVD record links to the advisory.
  • Mar 13, 2012The DNS server in Microsoft Windows Server 2003 SP2 and Server 2008 SP2, R2, and R2 SP1 does not properly handle objects in memory during record lookup, which aCVE-2012-0006 · Computers, phones & browsers · Microsoft · reported by secure@microsoft.comMedium 5

    The DNS server in Microsoft Windows Server 2003 SP2 and Server 2008 SP2, R2, and R2 SP1 does not properly handle objects in memory during record lookup, which allows remote attackers to cause a denial of service (daemon restart) via a crafted query, aka "DNS Denial of Service Vulnerability."

    Product
    Windows Server 2003
    What to do
    Apply the vendor’s update. The NVD record links to the advisory.
  • Feb 17, 2012The resolver in the DNS Server service in Microsoft Windows Server 2008 before R2 overwrites cached server names and TTL values in NS records during the processCVE-2012-1194 · Computers, phones & browsers · Microsoft · reported by MITREMedium 6.4

    The resolver in the DNS Server service in Microsoft Windows Server 2008 before R2 overwrites cached server names and TTL values in NS records during the processing of a response to an A record query, which allows remote attackers to trigger continued resolvability of revoked domain names via a "ghost domain names" attack.

    Product
    Windows Server 2008
    What to do
    Apply the vendor’s update. The NVD record links to the advisory.
  • Dec 20, 2011validator/val_nsec3.c in Unbound before 1.4.13p2 does not properly perform proof processing for NSEC3-signed zones, which allows remote DNS servers to cause a dCVE-2011-4869 · Other software · Unbound · reported by MITREHigh 7.8

    validator/val_nsec3.c in Unbound before 1.4.13p2 does not properly perform proof processing for NSEC3-signed zones, which allows remote DNS servers to cause a denial of service (daemon crash) via a malformed response that lacks expected NSEC3 records, a different vulnerability than CVE-2011-4528.

    Product
    Unbound
    What to do
    Apply the vendor’s update. The NVD record links to the advisory.
  • Dec 20, 2011Unbound before 1.4.13p2 attempts to free unallocated memory during processing of duplicate CNAME records in a signed zone, which allows remote DNS servers to caCVE-2011-4528 · Other software · Unbound · reported by cret@cert.orgMedium 5

    Unbound before 1.4.13p2 attempts to free unallocated memory during processing of duplicate CNAME records in a signed zone, which allows remote DNS servers to cause a denial of service (daemon crash) via a crafted response.

    Product
    Unbound
    What to do
    Apply the vendor’s update. The NVD record links to the advisory.
  • Oct 4, 2011net/dns_resolver/dns_key.c in the Linux kernel before 2.6.38 allows remote DNS servers to cause a denial of service (NULL pointer dereference and OOPS) by not pCVE-2011-1076 · Computers, phones & browsers · Linux · reported by Red HatMedium 4.9

    net/dns_resolver/dns_key.c in the Linux kernel before 2.6.38 allows remote DNS servers to cause a denial of service (NULL pointer dereference and OOPS) by not providing a valid response to a DNS query, as demonstrated by an erroneous grand.centrall.org query, which triggers improper handling of error data within a DNS resolver key.

    Product
    Linux Kernel
    What to do
    Apply the vendor’s update. The NVD record links to the advisory.
  • Aug 10, 2011The DNS server in Microsoft Windows Server 2003 SP2 and Windows Server 2008 SP2, R2, and R2 SP1 does not properly initialize memory, which allows remote attackeCVE-2011-1970 · Computers, phones & browsers · Microsoft · reported by secure@microsoft.comMedium 5

    The DNS server in Microsoft Windows Server 2003 SP2 and Windows Server 2008 SP2, R2, and R2 SP1 does not properly initialize memory, which allows remote attackers to cause a denial of service (service outage) via a query for a nonexistent domain, aka "DNS Uninitialized Memory Corruption Vulnerability."

    Product
    Windows 2003 Server
    What to do
    Apply the vendor’s update. The NVD record links to the advisory.
  • Aug 10, 2011The DNS server in Microsoft Windows Server 2008 SP2, R2, and R2 SP1 does not properly handle NAPTR queries that trigger recursive processing, which allows remotCVE-2011-1966 · Computers, phones & browsers · Microsoft · reported by secure@microsoft.comHigh 10

    The DNS server in Microsoft Windows Server 2008 SP2, R2, and R2 SP1 does not properly handle NAPTR queries that trigger recursive processing, which allows remote attackers to execute arbitrary code via a crafted query, aka "DNS NAPTR Query Vulnerability."

    Product
    Windows Server 2008
    What to do
    Apply the vendor’s update. The NVD record links to the advisory.
  • Feb 18, 2010Google Chrome before 4.0.249.89, when a SOCKS 5 proxy server is configured, sends DNS queries directly, which allows remote DNS servers to obtain potentially seCVE-2010-0644 · Computers, phones & browsers · Google · reported by MITREMedium 4.3

    Google Chrome before 4.0.249.89, when a SOCKS 5 proxy server is configured, sends DNS queries directly, which allows remote DNS servers to obtain potentially sensitive information about the identity of a client user via request logging, as demonstrated by a proxy server that was configured for the purpose of anonymity.

    Product
    Chrome
    What to do
    Apply the vendor’s update. The NVD record links to the advisory.
  • Mar 11, 2009The DNS Resolver Cache Service (aka DNSCache) in Windows DNS Server in Microsoft Windows 2000 SP4, Server 2003 SP1 and SP2, and Server 2008 does not properly caCVE-2009-0234 · Computers, phones & browsers · Microsoft · reported by secure@microsoft.comMedium 6.4

    The DNS Resolver Cache Service (aka DNSCache) in Windows DNS Server in Microsoft Windows 2000 SP4, Server 2003 SP1 and SP2, and Server 2008 does not properly cache crafted DNS responses, which makes it easier for remote attackers to predict transaction IDs and poison caches by sending many crafted DNS queries that trigger "unnecessary lookups," aka "DNS Server Response Validation Vulnerability."

    Product
    Windows 2000
    What to do
    Apply the vendor’s update. The NVD record links to the advisory.
  • Mar 11, 2009The DNS Resolver Cache Service (aka DNSCache) in Windows DNS Server in Microsoft Windows 2000 SP4, Server 2003 SP1 and SP2, and Server 2008, when dynamic updateCVE-2009-0233 · Computers, phones & browsers · Microsoft · reported by secure@microsoft.comMedium 5.8

    The DNS Resolver Cache Service (aka DNSCache) in Windows DNS Server in Microsoft Windows 2000 SP4, Server 2003 SP1 and SP2, and Server 2008, when dynamic updates are enabled, does not reuse cached DNS responses in all applicable situations, which makes it easier for remote attackers to predict transaction IDs and poison caches by simultaneously sending crafted DNS queries and responses, aka "DNS Server Query Validation Vulnerability."

    Product
    Windows 2000
    What to do
    Apply the vendor’s update. The NVD record links to the advisory.
  • Mar 11, 2009Windows DNS Server in Microsoft Windows 2000 SP4, Server 2003 SP1 and SP2, and Server 2008, when dynamic updates are enabled, does not restrict registration of CVE-2009-0093 · Computers, phones & browsers · Microsoft · reported by secure@microsoft.comLow 3.5

    Windows DNS Server in Microsoft Windows 2000 SP4, Server 2003 SP1 and SP2, and Server 2008, when dynamic updates are enabled, does not restrict registration of the "wpad" hostname, which allows remote authenticated users to hijack the Web Proxy Auto-Discovery (WPAD) feature, and conduct man-in-the-middle attacks by spoofing a proxy server, via a Dynamic Update request for this hostname, aka "DNS Server Vulnerability in WPAD Registration Vulnerability," a related issue to CVE-2007-1692.

    Product
    Windows 2000
    What to do
    Apply the vendor’s update. The NVD record links to the advisory.
  • Feb 19, 2009Memory leak in the DNS server in Microsoft Windows allows remote attackers to cause a denial of service (memory consumption) via DNS packets.CVE-2008-6194 · Computers, phones & browsers · Microsoft · reported by MITREHigh 7.8

    Memory leak in the DNS server in Microsoft Windows allows remote attackers to cause a denial of service (memory consumption) via DNS packets. NOTE: this issue reportedly exists because of an incorrect fix for CVE-2007-3898.

    Product
    Windows
    What to do
    Apply the vendor’s update. The NVD record links to the advisory.
  • Nov 18, 2008ipnat in IP Filter in Sun Solaris 10 and OpenSolaris before snv_96, when running on a DNS server with Network Address Translation (NAT) configured, improperly cCVE-2008-5133 · Other software · SUN · reported by MITREMedium 5.8

    ipnat in IP Filter in Sun Solaris 10 and OpenSolaris before snv_96, when running on a DNS server with Network Address Translation (NAT) configured, improperly changes the source port of a packet when the destination port is the DNS port, which allows remote attackers to bypass an intended CVE-2008-1447 protection mechanism and spoof the responses to DNS queries sent by named.

    Product
    Opensolaris
    What to do
    Apply the vendor’s update. The NVD record links to the advisory.
  • Mar 10, 2008Multiple cross-site request forgery (CSRF) vulnerabilities on the ZyXEL P-660HW series router allow remote attackers to (1) change DNS servers and (2) add keywoCVE-2008-1254 · Network & remote access · Zyxel · reported by MITREMedium 6.8

    Multiple cross-site request forgery (CSRF) vulnerabilities on the ZyXEL P-660HW series router allow remote attackers to (1) change DNS servers and (2) add keywords to the "bannedlist" via unspecified vectors.

    Product
    P-660hw
    What to do
    Apply the vendor’s update. The NVD record links to the advisory.
  • Nov 13, 2007The DNS server in Microsoft Windows 2000 Server SP4, and Server 2003 SP1 and SP2, uses predictable transaction IDs when querying other DNS servers, which allowsCVE-2007-3898 · Computers, phones & browsers · Microsoft · reported by secure@microsoft.comMedium 6.4

    The DNS server in Microsoft Windows 2000 Server SP4, and Server 2003 SP1 and SP2, uses predictable transaction IDs when querying other DNS servers, which allows remote attackers to spoof DNS replies, poison the DNS cache, and facilitate further attack vectors.

    Product
    Windows 2000
    What to do
    Apply the vendor’s update. The NVD record links to the advisory.
  • Mar 23, 2007The dynamic DNS update mechanism in the DNS Server service on Microsoft Windows does not properly authenticate clients in certain deployments or configurations,CVE-2007-1644 · Computers, phones & browsers · Microsoft · reported by MITREHigh 10

    The dynamic DNS update mechanism in the DNS Server service on Microsoft Windows does not properly authenticate clients in certain deployments or configurations, which allows remote attackers to change DNS records for a web proxy server and conduct man-in-the-middle (MITM) attacks on web traffic, conduct pharming attacks by poisoning DNS records, and cause a denial of service (erroneous name resolution).

    Product
    ALL Windows
    What to do
    Apply the vendor’s update. The NVD record links to the advisory.
  • Nov 15, 2006Hawking Technology wireless router WR254-CA uses a hardcoded IP address among the set of DNS server IP addresses, which could allow remote attackers to cause a CVE-2006-5901 · Other software · Hawking Technology · reported by MITREMedium 5

    Hawking Technology wireless router WR254-CA uses a hardcoded IP address among the set of DNS server IP addresses, which could allow remote attackers to cause a denial of service or hijack the router by attacking or spoofing the server at the hardcoded address. NOTE: it could be argued that this issue reflects an inherent limitation of DNS itself, so perhaps it should not be included in CVE.

    Product
    Wr254-ca Wireless Router
    What to do
    Apply the vendor’s update. The NVD record links to the advisory.
  • Sep 5, 2006The proxy DNS service in Symantec Gateway Security (SGS) allows remote attackers to make arbitrary DNS queries to third-party DNS servers, while hiding the sourCVE-2006-4562 · Other software · Symantec · reported by MITREMedium 5

    The proxy DNS service in Symantec Gateway Security (SGS) allows remote attackers to make arbitrary DNS queries to third-party DNS servers, while hiding the source IP address of the attacker. NOTE: another researcher has stated that the default configuration does not proxy DNS queries received on the external interface

    Product
    Gateway Security
    What to do
    Apply the vendor’s update. The NVD record links to the advisory.
  • Mar 3, 2006The default configuration of the DNS Server service on Windows Server 2003 and Windows 2000, and the Microsoft DNS Server service on Windows NT 4.0, allows recuCVE-2006-0988 · Computers, phones & browsers · Microsoft · reported by MITREHigh 7.8

    The default configuration of the DNS Server service on Windows Server 2003 and Windows 2000, and the Microsoft DNS Server service on Windows NT 4.0, allows recursive queries and provides additional delegation information to arbitrary IP addresses, which allows remote attackers to cause a denial of service (traffic amplification) via DNS queries with spoofed source IP addresses.

    Product
    Windows 2000
    What to do
    Apply the vendor’s update. The NVD record links to the advisory.
  • Jan 18, 2006Buffer overflow in Dual DHCP DNS Server 1.0 allows remote attackers to cause a denial of service (application crash) and possibly execute arbitrary code via theCVE-2006-0304 · Other software · Achal Dhir · reported by MITREHigh 7.5

    Buffer overflow in Dual DHCP DNS Server 1.0 allows remote attackers to cause a denial of service (application crash) and possibly execute arbitrary code via the DHCP options field.

    Product
    Dual Dhcp DNS Server
    What to do
    Apply the vendor’s update. The NVD record links to the advisory.
  • Nov 21, 2005Zyxel P2000W Version 1 VOIP WIFI Phone Wj.00.10 uses hardcoded IP addresses for its DNS servers, which could allow remote attackers to cause a denial of serviceCVE-2005-3725 · Network & remote access · Zyxel · reported by MITREMedium 6.4

    Zyxel P2000W Version 1 VOIP WIFI Phone Wj.00.10 uses hardcoded IP addresses for its DNS servers, which could allow remote attackers to cause a denial of service or hijack Zyxel phones by attacking or spoofing the hardcoded DNS servers. NOTE: it could be argued that this issue reflects an inherent limitation of DNS itself, so perhaps it should not be included in CVE.

    Product
    Prestige 2000w V.1voip Wi-fi Phone
    What to do
    Apply the vendor’s update. The NVD record links to the advisory.
  • Mar 1, 2005Format string vulnerability in the log functions in dhcpd for dhcp 2.x allows remote DNS servers to execute arbitrary code via certain DNS messages, a differentCVE-2004-1006 · Other software · ISC · reported by MITREHigh 10

    Format string vulnerability in the log functions in dhcpd for dhcp 2.x allows remote DNS servers to execute arbitrary code via certain DNS messages, a different vulnerability than CVE-2002-0702.

    Product
    Dhcpd
    What to do
    Apply the vendor’s update. The NVD record links to the advisory.
  • Dec 31, 2004Buffer overflow in the TFTP client in InetUtils 1.4.2 allows remote malicious DNS servers to execute arbitrary code via a large DNS response that is handled by CVE-2004-1485 · Other software · reported by MITREHigh 7.5

    Buffer overflow in the TFTP client in InetUtils 1.4.2 allows remote malicious DNS servers to execute arbitrary code via a large DNS response that is handled by the gethostbyname function.

    What to do
    Apply the vendor’s update. The NVD record links to the advisory.
  • Nov 3, 2004Buffer overflow in the mysql_real_connect function in MySQL 4.x before 4.0.21, and 3.x before 3.23.49, allows remote DNS servers to cause a denial of service anCVE-2004-0836 · Other software · Oracle · reported by MITREHigh 10

    Buffer overflow in the mysql_real_connect function in MySQL 4.x before 4.0.21, and 3.x before 3.23.49, allows remote DNS servers to cause a denial of service and possibly execute arbitrary code via a DNS response with a large address length (h_length).

    Product
    Mysql
    What to do
    Apply the vendor’s update. The NVD record links to the advisory.
  • Jun 15, 2004The DNS proxy (DNSd) for multiple Symantec Gateway Security products allows remote attackers to poison the DNS cache via a malicious DNS server query response tCVE-2004-1754 · Other software · Symantec · reported by MITREMedium 5

    The DNS proxy (DNSd) for multiple Symantec Gateway Security products allows remote attackers to poison the DNS cache via a malicious DNS server query response that contains authoritative or additional records.

    Product
    Enterprise Firewall
    What to do
    Apply the vendor’s update. The NVD record links to the advisory.
  • Dec 31, 2003The DNS server for Cisco Content Service Switch (CSS) 11000 and 11500, when prompted for a nonexistent AAAA record, responds with response code 3 (NXDOMAIN or "CVE-2003-1132 · Network & remote access · Cisco · reported by MITREMedium 5

    The DNS server for Cisco Content Service Switch (CSS) 11000 and 11500, when prompted for a nonexistent AAAA record, responds with response code 3 (NXDOMAIN or "Name Error") instead of response code 0 ("No Error"), which allows remote attackers to cause a denial of service (inaccessible domain) by forcing other DNS servers to send and cache a request for a AAAA record to the vulnerable server.

    Product
    Content Services Switch 11000
    What to do
    Apply the vendor’s update. The NVD record links to the advisory.
  • Oct 11, 2002The getmxrecord function in Fetchmail 6.0.0 and earlier does not properly check the boundary of a particular malformed DNS packet from a malicious DNS server, wCVE-2002-1175 · Other software · Fetchmail · reported by MITREMedium 5

    The getmxrecord function in Fetchmail 6.0.0 and earlier does not properly check the boundary of a particular malformed DNS packet from a malicious DNS server, which allows remote attackers to cause a denial of service (crash) when Fetchmail attempts to read data beyond the expected boundary.

    Product
    Fetchmail
    What to do
    Apply the vendor’s update. The NVD record links to the advisory.
  • Oct 4, 2002Buffer overflows in netstd 3.07-17 package allows remote DNS servers to execute arbitrary code via a long FQDN reply, as observed in the utilities (1) linux-ftpCVE-2002-0910 · Other software · Debian · reported by MITREHigh 7.5

    Buffer overflows in netstd 3.07-17 package allows remote DNS servers to execute arbitrary code via a long FQDN reply, as observed in the utilities (1) linux-ftpd, (2) pcnfsd, (3) tftp, (4) traceroute, or (5) from/to.

    Product
    Netstd
    What to do
    Apply the vendor’s update. The NVD record links to the advisory.
  • Aug 12, 2002Format string vulnerability in log_print() function of Posadis DNS server before version m5pre2 allows local users and possibly remote attackers to execute arbiCVE-2002-0501 · Other software · Posadis · reported by MITREHigh 7.2

    Format string vulnerability in log_print() function of Posadis DNS server before version m5pre2 allows local users and possibly remote attackers to execute arbitrary code via format strings that are inserted into logging messages.

    Product
    Posadis
    What to do
    Apply the vendor’s update. The NVD record links to the advisory.
  • Jul 3, 2002Buffer overflow in the DNS resolver code used in libc, glibc, and libbind, as derived from ISC BIND, allows remote malicious DNS servers to cause a denial of seCVE-2002-0651 · Other software · ISC · reported by MITREHigh 7.5

    Buffer overflow in the DNS resolver code used in libc, glibc, and libbind, as derived from ISC BIND, allows remote malicious DNS servers to cause a denial of service and possibly execute arbitrary code via the stub resolvers.

    Product
    Bind
    What to do
    Apply the vendor’s update. The NVD record links to the advisory.
  • Aug 31, 2001By default, DNS servers on Windows NT 4.0 and Windows 2000 Server cache glue records received from non-delegated name servers, which allows remote attackers to CVE-2001-1452 · Computers, phones & browsers · Microsoft · reported by MITREHigh 7.5

    By default, DNS servers on Windows NT 4.0 and Windows 2000 Server cache glue records received from non-delegated name servers, which allows remote attackers to poison the DNS cache via spoofed DNS responses.

    Product
    Windows 2000
    What to do
    Apply the vendor’s update. The NVD record links to the advisory.
  • Dec 31, 1999Netbt.sys in Windows NT 4.0 allows remote malicious DNS servers to cause a denial of service (crash) by returning 0.0.0.0 as the IP address for a DNS host name CVE-1999-1222 · Computers, phones & browsers · Microsoft · reported by MITREMedium 5

    Netbt.sys in Windows NT 4.0 allows remote malicious DNS servers to cause a denial of service (crash) by returning 0.0.0.0 as the IP address for a DNS host name lookup.

    Product
    Windows NT
    What to do
    Apply the vendor’s update. The NVD record links to the advisory.

Where this comes from: the exploited list is CISA’s Known Exploited Vulnerabilities catalog. Everything else is the whole National Vulnerability Database, where each record is published by the team that found the bug (Wordfence, Patchstack, WPScan, the vendors themselves and others); we show who. Exploit odds are FIRST’s EPSS, updated daily. Titles and categories are ours, so check the linked record before acting on a detail. For a write-up of the big ones, see our advisories. Every vendor, and every WordPress plugin and theme with a recorded flaw, also has its own page. All of it is free to reuse as JSON, CSV or RSS.

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