CVE-2006-0987

CVE-2006-0987 affects ISC BIND configured as a caching DNS server, where the default setup before 9.4.1-P1 allows recursive queries and leaks delegation information to arbitrary IPs, enabling remote attackers to trigger traffic amplification and a denial of service via spoofed DNS queries. The co...

CVE-2021-25219

CVE-2021-25219 affects ISC BIND; a flaw in response processing allows abuse of the lame cache, degrading resolver performance and potentially causing DoS. Affected ranges include BIND 9.3.0–9.11.35, 9.12.0–9.16.21, 9.9.3-S1–9.11.35-S1, 9.16.8-S1–9.16.21-S1, and 9.17.0–9.17.18 (development/joint b...

CVE-2022-2795

CVE-2022-2795 is a DNS resolver vulnerability in BIND where flooding the resolver with specific queries can cause a denial of service by severely degrading resolver performance. The issue is associated with the BIND 9 series (notably 9.16.x, 9.18.x, and 9.19.x branches in various advisories) and ...

CVE-2019-6465

CVE-2019-6465 : ACLs for zone transfers in BIND may be bypassed for dynamically loadable zones (DLZs) when zones are writable. Affected versions span BIND 9.9.0–9.13.6 across multiple development branches and general releases. The issue enables a remote user to bypass the allow-transfer ACL and o...

CVE-2014-3214

CVE-2014-3214 affects ISC BIND prefetch in the server when a recursive nameserver is enabled (ISC BIND 9.10.0). A crafted DNS response can trigger an assertion failure and daemon exit, causing a denial of service. The NVD reports base metrics: CVSS v2 base score 5.0 (Medium) with network access a...

CVE-2016-2775

CVE-2016-2775 is a denial-of-service in ISC BIND where, when lwresd or the lwres option is enabled, an overly long request using the lightweight resolver protocol can crash the daemon. Affected versions: BIND 9.x before 9.9.9-P2, 9.10.x before 9.10.4-P2, and 9.11.x before 9.11.0b2. Public advisor...

CVE-1999-0024

CVE-1999-0024 describes a DNS cache-poisoning flaw in BIND caused by predictable DNS query IDs. The connected sources consistently state DNS cache poisoning via BIND, with related discussions in Red Hat/Security advisories and CERT context. The materials do not provide a concrete patch version or...

CVE-2015-8000

CVE-2015-8000 affects ISC BIND 9.x (before 9.9.8-P2 and 9.10.x before 9.10.3-P2). A flaw in db.c parsing incoming responses allows remote DoS via a malformed class attribute, causing an assertion failure and daemon exit. F5’s advisory notes vulnerability presence in BIG-IP family components that ...

CVE-2017-3136

CVE-2017-3136 is an assertion-failure denial of service in ISC BIND when handling DNS64 queries with break-dnssec yes. Affected versions span 9.8.0–9.11.1rc1 (exactly as listed: 9.8.0–9.8.8-P1; 9.9.0–9.9.9-P6; 9.9.10b1–9.9.10rc1; 9.10.0–9.10.4-P6; 9.10.5b1–9.10.5rc1; 9.11.0–9.11.0-P3; 9.11.1b1–9....

CVE-2017-3142

CVE-2017-3142: ISC BIND could allow bypass of TSIG authentication for AXFR requests, enabling zone transfers to unauthorized recipients or acceptance of bogus NOTIFY packets when only TSIG is relied upon. Affected BIND versions include 9.4.0–9.8.8, 9.9.0–9.9.10-P1, 9.10.0–9.10.5-P1, 9.11.0–9.11.1...

CVE-2010-3615

The CVE-2010-3615 vulnerability affects ISC BIND (DNS server) in the 9.7.2-P2 release where not all intended locations for allow-query ACLs are checked, enabling remote attackers to query private DNS records via standard DNS queries. Public advisories document this issue and reference fixes in ne...

CVE-2019-6471

CVE-2019-6471 is a race-condition vulnerability in ISC BIND where discarding malformed packets can trigger a REQUIRE assertion failure in dispatch.c, causing named to exit and produce a DoS. Affected versions include BIND 9.11.0–9.11.7, 9.12.0–9.12.4-P1, 9.14.0–9.14.2, all 9.13 development releas...

CVE-2015-1349

CVE-2015-1349 affects ISC BIND 9.7.0–9.9.6 before 9.9.6-P2 and 9.10.x before 9.10.1-P2 when DNSSEC validation and managed-keys are enabled. A remote attacker can cause named to crash via an incorrect trust-anchor management scenario with no key ready for use, resulting in DoS. Public disclosures ...

CVE-2022-0396

CVE-2022-0396 affects BIND’s TCP stream handling in 9.16.11–9.16.26 (and 9.17.0–9.18.0 for DP/G‑ed editions). The flaw allows specially crafted TCP streams to keep connections in CLOSE_WAIT indefinitely, enabling denial of service on affected servers. Connected advisories indicate fixes in newer ...

CVE-2023-5680

CVE-2023-5680 concerns ISC BIND 9 where, when a resolver cache stores a very large number of ECS records for the same name, cleaning the cache database node for that name can cause the query path to suffer significantly in performance. Affected versions include 9.11.3-S1 through 9.11.37-S1, 9.16....

CVE-2012-1033

The CVE-2012-1033 issue affects ISC BIND 9 up to 9.8.1-P1, where the resolver overwrites cached NS records and TTLs during handling of an A query response. This can allow remote attackers to trigger continued resolvability of revoked domain names via a ghost domain names attack. Public Nessus/IDS...

CVE-2011-1910

The CVE-2011-1910 issue is an off-by-one vulnerability in ISC BIND named (affecting 9.x up to 9.7.3-P1, 9.8.x up to 9.8.0-P2, 9.4-ESV up to 9.4-ESV-R4-P1, and 9.6-ESV up to 9.6-ESV-R4-P1). A remote DNS server can cause a denial of service (assertion failure and daemon exit) by sending a negative ...

CVE-2011-4313

Description summary: CVE-2011-4313 affects ISC BIND 9.0.x–9.9.0b1 and can cause a remote denial of service (assertion failure and named exit) triggered by certain recursive DNS query handling and the caching of an invalid record. Root cause / impact: the issue is tied to the resolver’s processing...

CVE-2026-5950

The CVE-2026-5950 issue affects BIND 9 resolver logic, with an unbounded resend loop in the bad-server handling path of the state machine. This leads to remote, unauthenticated attackers exhausting resources by issuing queries that trigger specific retry conditions. Affected series include BIND 9...

CVE-2018-5736

CVE-2018-5736 is an ISC BIND vulnerability affecting versions 9.12.0 and 9.12.1. The issue is an error in the zone database reference counting that can trigger an assertion failure when a vulnerable server performs several slave-zone transfers in quick succession (for example after valid NOTIFY m...

CVE-2011-1907

ISC BIND 9.x is affected by a DoS vulnerability (CVE-2011-1907) when RPZ RRset replacement is enabled. The issue occurs in the RRSIG query path, causing an assertion failure and daemon exit. Affected versions are BIND 9.x up to but not including 9.8.0-P1 (notably 9.8.x before 9.8.0-P1). The root ...

CVE-2011-2464

CVE-2011-2464 is an unspecified DoS vulnerability in ISC BIND 9.x (9.6.x up to 9.6-ESV-R4-P3; 9.7.x up to 9.7.3-P3; 9.8.x up to 9.8.0-P4) exploitable via crafted UPDATE requests that can crash named. The connected advisories confirm vendor patches and updated packages across multiple distribution...

CVE-2017-3140

CVE-2017-3140 describes an RPZ rule processing error in BIND that can cause named to enter an endless loop when handling a query. Affected BIND versions per sources include 9.9.10, 9.10.5, 9.11.0–9.11.1, 9.9.10-S1, 9.10.5-S1. Public advisories differ on impact to vendor products; F5 notes not aff...

CVE-2013-5661

The connected documents consistently describe CVE-2013-5661 as a DNS cache poisoning issue in the DNS Response Rate Limiting mechanism of ISC BIND. The vulnerability is tied to BIND’s handling of responses that can be poisoned to contaminate DNS caches. Concrete details (affected versions, exact ...

CVE-2007-2925

CVE-2007-2925 affects ISC BIND 9.4.0/9.4.1 and 9.5.0a1–9.5.0a5 where default ACLs do not enable allow-recursion or allow-query-cache, allowing remote recursion against the cache. Upstream fixes exist (e.g., 9.5.0a6, and related patches for 9.4.x/9.5.x lines). Several advisories note the issue and...

CVE-1999-0010

CVE-1999-0010 describes a Denial of Service vulnerability in BIND 8 releases caused by maliciously formatted DNS messages. Connected docs corroborate the DoS issue and note remediation in HP-UX via patch PHNE_12957 for s700_800 11.00 Bind 4.9.7 components; other records repeat the DoS description...

CVE-2002-1220

BIND 8.3.x–8.3.3 is affected by CVE-2002-1220: remote denial of service (termination due to assertion failure) triggered by a request for a non-existent subdomain containing an OPT RR with a large UDP payload. The available sources confirm the affected range and the impact but do not provide expl...

CVE-2006-4096

CVE-2006-4096 affects BIND 9.2.6-P1 and 9.3.x before 9.3.2-P1. Remote attackers can cause a denial of service (crash) by sending a flood of recursive queries, which triggers an INSIST failure when the response arrives after the recursion queue is empty. Connected advisories (Ubuntu USN-343-1, Sla...

CVE-2010-0218

CVE-2010-0218 affects ISC BIND 9.7.2 through 9.7.2-P1, where an incorrect ACL allows RD (Recursion Desired) queries to access the cache, enabling remote disclosure of potentially sensitive information via DNS queries. The issue arises from misconfigured access control on the cache. Some connected...

CVE-2002-2212

CVE-2002-2212 affects the DNS resolver in Fujitsu UXP/V. The vulnerability allows remote attackers to perform DNS cache poisoning through a birthday-attack using many concurrent DNS queries and spoofed responses, increasing the chance of a correct spoofed reply more efficiently than brute force. ...

CVE-2014-3859

CVE-2014-3859 affects ISC BIND 9.x where EDNS option processing is vulnerable to a crafted packet causing an assertion failure and daemon exit, resulting in a denial of service. Concrete references across multiple vendors/inputs confirm exposure in BIND 9.10.0 before P2 and related 9.x releases, ...

CVE-2002-1221

CVE-2002-1221 affects BIND 8.x through 8.3.3; remote attacker can cause a denial of service (crash) by sending SIG RR elements with invalid expiry times. The invalid entries are removed from the internal BIND database and can later trigger a null dereference. Debian and related advisories (DSA-19...

CVE-2002-2211

CVE-2002-2211 involves BIND 4 and BIND 8 when resolving recursive DNS queries for arbitrary hosts. The underlying issue is a DNS cache poisoning risk via a birthday attack that leverages a large number of open queries for the same RR combined with spoofed responses, increasing the chance of poiso...

CVE-2014-8680

Vulnerability context (CVE-2014-8680): Affects ISC BIND 9.10.0–9.10.1. The DoS stems from GeoIP functionality when GeoIP databases are missing for IPv4/IPv6 or when IPv6 options are used, causing an assertion failure and named exit. Public references in the connected docs corroborate this DoS ris...

CVE-2026-3592

CVE-2026-3592 affects BIND resolvers. A specially crafted zone can cause amplified resource consumption, impacting availability (LOW) for various BIND 9 branches (9.11.0–9.16.50, 9.18.0–9.18.48, 9.20.0–9.20.22, 9.21.0–9.21.21, plus S1 variants). Public details confirm the vulnerability and affect...

CVE-2006-2073

CVE-2006-2073 concerns an unspecified vulnerability in ISC BIND (DNS server) where remote attackers can cause a denial of service by sending a crafted DNS message containing a “broken” TSIG. The description notes this was demonstrated with the OUSPG PROTOS DNS test suite. The available documents ...

CVE-1999-0848

CVE-1999-0848 concerns a denial-of-service in ISC BIND’s named daemon caused by consuming more than the configured fdmax file descriptors. This is confirmed by the NVD entry and Red Hat security page, both citing the same DoS vector. The provided connected documents do not specify exact affected ...

CVE-2002-0400

The CVE-2002-0400 issue affects ISC BIND 9 up to 9.2.0 (pre-9.2.1). A remote attacker can cause a DoS shutdown by sending a malformed DNS packet that triggers an internal error in dns_message_findtype() when the rdataset parameter is not NULL. Impact is denial of service (availability impact: par...

CVE-1999-0849

CVE-1999-0849 describes a denial-of-service condition in BIND's named component triggered by maxdname. Connected sources specify affected versions: ISC BIND

CVE-2000-0888

The CVE-2000-0888 entry describes a DoS in ISC BIND 8.2–8.2.2-P6 when processing SRV records. Connected documents confirm the vulnerability in BIND’s SRV handling (the “srv bug”) and state that remote attackers can crash named by sending an SRV record. Impact is denial of service; vulnerable comp...

CVE-2016-1284

CVE-2016-1284 affects ISC BIND 9 Supported Preview Edition 9.9.8-S prior to 9.9.8-S5. The root cause is a flaw in rdataset.c related to handling flag values in incoming queries when the nxdomain-redirect option is enabled. This can be exploited remotely by an unauthenticated attacker to trigger a...

CVE-2001-0012

CVE-2001-0012 concerns ISC BIND 4.x and 8.x where an information-leak vulnerability allows a remote attacker to access environment variables by sending a specially crafted query. The CERT/CC and Debian/Red Hat advisories document that this issue arises in BIND 4/8 and can lead to leakage of sensi...

CVE-2000-0887

ISC BIND 8.2.x before 8.2.2-P7 is vulnerable to a remote denial‑of‑service via a compressed ZXFR zone transfer and a subsequent non‑cached authoritative query (the zxfr bug). An attacker permitted to perform zone transfers can crash the named daemon, disrupting DNS resolution. A patch to BIND 8.2...

CVE-2002-2213

The CVE-2002-2213 entry describes a vulnerability in the DNS resolver of Infoblox DNS One (unspecified versions) where recursive resolution for arbitrary hosts can be poisoned via a birthday attack. This attack uses a large number of open queries for the same resource record and spoofed responses...

CVE-2005-0033

CVE-2005-0033 affects BIND versions 8.4.4 and 8.4.5, due to a buffer overflow in the recursion/glue-fetching path that overflows the q_usedns array, enabling remote attackers to cause a denial-of-service (crash). Remediation: upgrade to BIND 8.4.6 or later (per multiple advisories).

CVE-2026-3591

CVE-2026-3591 - Summary A stack use-after-return vulnerability exists in the BIND 9 named server’s SIG(0) handling. A specially crafted DNS request can cause the ACL to mis-match an IP address, potentially bypassing access controls in default-allow ACLs (where all non-denied IPs are allowed). The...