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CVSS: 7.5EPSS: 92%CPEs: 31EXPL: 5

19 May 2020 — Using a specially-crafted message, an attacker may potentially cause a BIND server to reach an inconsistent state if the attacker knows (or successfully guesses) the name of a TSIG key used by the server. Since BIND, by default, configures a local session key even on servers whose configuration does not otherwise make use of it, almost all current BIND servers are vulnerable. In releases of BIND dating from March 2018 and after, an assertion check in tsig.c detects this inconsistent state and deliberately e... • https://packetstorm.news/files/id/180550 • CWE-617: Reachable Assertion •

CVSS: 6.5EPSS: 0%CPEs: 2EXPL: 0

16 Jan 2019 — To provide fine-grained controls over the ability to use Dynamic DNS (DDNS) to update records in a zone, BIND 9 provides a feature called update-policy. Various rules can be configured to limit the types of updates that can be performed by a client, depending on the key used when sending the update request. Unfortunately, some rule types were not initially documented, and when documentation for them was added to the Administrator Reference Manual (ARM) in change #3112, the language that was added to the ARM... • http://lists.opensuse.org/opensuse-security-announce/2020-10/msg00041.html • CWE-284: Improper Access Control CWE-863: Incorrect Authorization •

CVSS: 7.5EPSS: 39%CPEs: 26EXPL: 1

28 Aug 2018 — "deny-answer-aliases" is a little-used feature intended to help recursive server operators protect end users against DNS rebinding attacks, a potential method of circumventing the security model used by client browsers. However, a defect in this feature makes it easy, when the feature is in use, to experience an assertion failure in name.c. Affects BIND 9.7.0->9.8.8, 9.9.0->9.9.13, 9.10.0->9.10.8, 9.11.0->9.11.4, 9.12.0->9.12.2, 9.13.0->9.13.2. "deny-answer-aliases" es una característica poco utilizada que ... • https://github.com/sischkg/cve-2018-5740 • CWE-617: Reachable Assertion •

CVSS: 7.5EPSS: 11%CPEs: 72EXPL: 0

16 Jan 2018 — BIND was improperly sequencing cleanup operations on upstream recursion fetch contexts, leading in some cases to a use-after-free error that can trigger an assertion failure and crash in named. Affects BIND 9.0.0 to 9.8.x, 9.9.0 to 9.9.11, 9.10.0 to 9.10.6, 9.11.0 to 9.11.2, 9.9.3-S1 to 9.9.11-S1, 9.10.5-S1 to 9.10.6-S1, 9.12.0a1 to 9.12.0rc1. BIND secuenciaba incorrectamente las operaciones de limpieza en contextos fetch de recursión ascendente, lo que conduce en algunos casos a un error de uso de memoria ... • http://www.securityfocus.com/bid/102716 • CWE-416: Use After Free •

CVSS: 5.3EPSS: 3%CPEs: 28EXPL: 0

30 Jun 2017 — An attacker who is able to send and receive messages to an authoritative DNS server and who has knowledge of a valid TSIG key name may be able to circumvent TSIG authentication of AXFR requests via a carefully constructed request packet. A server that relies solely on TSIG keys for protection with no other ACL protection could be manipulated into: providing an AXFR of a zone to an unauthorized recipient or accepting bogus NOTIFY packets. Affects BIND 9.4.0->9.8.8, 9.9.0->9.9.10-P1, 9.10.0->9.10.5-P1, 9.11.0... • http://www.securityfocus.com/bid/99339 • CWE-20: Improper Input Validation CWE-287: Improper Authentication •

CVSS: 7.5EPSS: 28%CPEs: 28EXPL: 1

30 Jun 2017 — An attacker who is able to send and receive messages to an authoritative DNS server and who has knowledge of a valid TSIG key name for the zone and service being targeted may be able to manipulate BIND into accepting an unauthorized dynamic update. Affects BIND 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-P1, 9.9.3-S1->9.9.10-S2, 9.10.5-S1->9.10.5-S2. Un atacante que pueda enviar y recibir mensajes a un servidor DNS autoritativo y que conozca un nombre de clave TSIG válido para la zona ... • https://github.com/saaph/CVE-2017-3143 • CWE-287: Improper Authentication •

CVSS: 7.5EPSS: 35%CPEs: 33EXPL: 0

16 Feb 2017 — Under some conditions when using both DNS64 and RPZ to rewrite query responses, query processing can resume in an inconsistent state leading to either an INSIST assertion failure or an attempt to read through a NULL pointer. Affects BIND 9.8.8, 9.9.3-S1 -> 9.9.9-S7, 9.9.3 -> 9.9.9-P5, 9.9.10b1, 9.10.0 -> 9.10.4-P5, 9.10.5b1, 9.11.0 -> 9.11.0-P2, 9.11.1b1. En ciertas condiciones, al emplear DNS64 y RPZ para rescribir respuestas a consultas, el procesamiento de consultas puede continuar de forma inconsistente... • http://rhn.redhat.com/errata/RHSA-2017-0276.html • CWE-476: NULL Pointer Dereference •

CVSS: 7.5EPSS: 48%CPEs: 318EXPL: 0

12 Jan 2017 — named in ISC BIND 9.x before 9.9.9-P5, 9.10.x before 9.10.4-P5, and 9.11.x before 9.11.0-P2 allows remote attackers to cause a denial of service (assertion failure and daemon exit) via a crafted DS resource record in an answer. named en ISC BIND 9.x en versiones anteriores a 9.9.9-P5, 9.10.x en versiones anteriores a 9.10.4-P5 y 9.11.x en versiones anteriores a 9.11.0-P2 permite a atacantes remotos provocar una denegación de servicio (fallo de aserción y salida de demonio) a través de un registro de recurso... • http://rhn.redhat.com/errata/RHSA-2017-0062.html • CWE-20: Improper Input Validation •

CVSS: 7.5EPSS: 58%CPEs: 45EXPL: 0

12 Jan 2017 — named in ISC BIND 9.x before 9.9.9-P5, 9.10.x before 9.10.4-P5, and 9.11.x before 9.11.0-P2 allows remote attackers to cause a denial of service (assertion failure and daemon exit) via a malformed response to an RTYPE ANY query. named en ISC BIND 9.x en versiones anteriores a 9.9.9-P5, 9.10.x en versiones anteriores a 9.10.4-P5 y 9.11.x en versiones anteriores a 9.11.0-P2 permite a atacantes remotos provocar una denegación de servicio (fallo de aserción y salida de demonio) a través de una respuesta mal for... • http://rhn.redhat.com/errata/RHSA-2017-0062.html • CWE-20: Improper Input Validation •

CVSS: 7.5EPSS: 48%CPEs: 57EXPL: 0

01 Nov 2016 — named in ISC BIND 9.x before 9.9.9-P4, 9.10.x before 9.10.4-P4, and 9.11.x before 9.11.0-P1 allows remote attackers to cause a denial of service (assertion failure and daemon exit) via a DNAME record in the answer section of a response to a recursive query, related to db.c and resolver.c. named en ISC BIND 9.x en versiones anteriores a 9.9.9-P4, 9.10.x en versiones anteriores a 9.10.4-P4 y 9.11.x en versiones anteriores a 9.11.0-P1 permite a atacantes remotos provocar una denegación de servicio (fallo de as... • http://rhn.redhat.com/errata/RHSA-2016-2141.html • CWE-617: Reachable Assertion •