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CVE-2016-2775

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Date: July 19, 2016

ISC BIND 9.x before 9.9.9-P2, 9.10.x before 9.10.4-P2, and 9.11.x before 9.11.0b2, when lwresd or the named lwres option is enabled, allows remote attackers to cause a denial of service (daemon crash) via a long request that uses the lightweight resolver protocol.

Language: C

Severity Score

Related Resources (21)

https://kb.isc.org/article/AA-01393/74/CVE-2016-2775
https://security-tracker.debian.org/tracker/CVE-2016-2775
http://www.securityfocus.com/bid/92037
https://access.redhat.com/errata/RHBA-2017:0651
https://security.netapp.com/advisory/ntap-20160722-0002/
https://access.redhat.com/errata/RHSA-2017:2533
https://access.redhat.com/errata/RHBA-2017:1767
https://security.gentoo.org/glsa/201610-07
https://access.redhat.com/security/cve/CVE-2016-2775
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/TT754KDUJTKOASJODJX7FKHCOQ6EC7UX/
https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05321107
http://www.securitytracker.com/id/1036360
https://kb.isc.org/article/AA-01435
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/MZUCSMEOZIZ2R2SKA4FPLTOVZHJBAOWC/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/7T2WJP5ELO4ZRSBXSETIZ3GAO6KOEFTA/
https://kb.isc.org/article/AA-01436
https://nvd.nist.gov/vuln/detail/CVE-2016-2775
https://kb.isc.org/article/AA-01438
https://people.canonical.com/~ubuntu-security/cve/CVE-2016-2775
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/NJ5STNEUHBNEPUHJT7CYEVSMATFYMIX7/
https://www.mend.io/vulnerability-database/CVE-2016-2775

Severity Score

Weakness Type (CWE)

Input Validation

CWE-20

Top Fix

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Upgrade Version

Upgrade to version bind 9.9.9-P2, bind 9.10.4-P2, bind 9.11.0b2

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CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): HIGH
Privileges Required (PR): NONE
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): NONE
Integrity (I): NONE
Availability (A): HIGH

CVSS v2

Base Score:
Access Vector (AV): NETWORK
Access Complexity (AC): MEDIUM
Authentication (AU): NONE
Confidentiality (C): NONE
Integrity (I): NONE
Availability (A): PARTIAL
Additional information:

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