Vulnerability Report

CVE-2011-4313

Title: Isc Bind Denial of Service (DoS)

DoS

Proof Of Concept

No public PoC currently indexed for CVE-2011-4313.

CWE Category NVD-CWE-noinfo

Published Date Nov 29, 2011

Modified Date Jun 16, 2026

Exploit Status Not Found

Score 5.0 CVSS v2.0

Exploit Probability (EPSS)

16.17%

Vulnerability Summary

CVE-2011-4313: query.c in ISC BIND 9.0.x through 9.6.x, 9.4-ESV through 9.4-ESV-R5, 9.6-ESV through 9.6-ESV-R5, 9.7.0 through 9.7.4, 9.8.0 through 9.8.1, and 9.9.0a1 through 9.9.0b1 allows remote attackers to cause a denial of service (assertion failure and named exit) via unknown vectors related to recursive DNS queries, error logging, and the caching of an invalid record by the resolver.

Impacted Vendors

isc 1

Reference Links

http://blogs.oracle.com/sunsecurity/entry/cve_2011_4313_denial_of http://lists.apple.com/archives/security-announce/2012/Sep/msg00004.html http://lists.fedoraproject.org/pipermail/package-announce/2011-November/069463.html http://lists.fedoraproject.org/pipermail/package-announce/2011-November/069970.html http://lists.fedoraproject.org/pipermail/package-announce/2011-November/069975.html http://lists.opensuse.org/opensuse-security-announce/2011-11/msg00027.html http://lists.opensuse.org/opensuse-security-announce/2011-11/msg00028.html http://lists.opensuse.org/opensuse-security-announce/2011-11/msg00029.html http://marc.info/?l=bugtraq&m=132310123002302&w=2 http://marc.info/?l=bugtraq&m=133978480208466&w=2 http://marc.info/?l=bugtraq&m=141879471518471&w=2 http://osvdb.org/77159 http://secunia.com/advisories/46536 http://secunia.com/advisories/46829 http://secunia.com/advisories/46887 http://secunia.com/advisories/46890 http://secunia.com/advisories/46905 http://secunia.com/advisories/46906 http://secunia.com/advisories/46943 http://secunia.com/advisories/46984 http://secunia.com/advisories/47043 http://secunia.com/advisories/47075 http://secunia.com/advisories/48308 http://security.freebsd.org/advisories/FreeBSD-SA-11:06.bind.asc http://support.apple.com/kb/HT5501 http://www-01.ibm.com/support/docview.wss?uid=isg1IV11106 http://www.debian.org/security/2011/dsa-2347 http://www.ibm.com/support/docview.wss?uid=isg1IV11248 http://www.isc.org/software/bind/advisories/cve-2011-4313 http://www.kb.cert.org/vuls/id/606539 http://www.mandriva.com/security/advisories?name=MDVSA-2011:176 http://www.redhat.com/support/errata/RHSA-2011-1458.html http://www.redhat.com/support/errata/RHSA-2011-1459.html http://www.redhat.com/support/errata/RHSA-2011-1496.html http://www.securityfocus.com/bid/50690 http://www.securitytracker.com/id?1026335 http://www.ubuntu.com/usn/USN-1264-1 https://exchange.xforce.ibmcloud.com/vulnerabilities/71332 https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A14343 http://blogs.oracle.com/sunsecurity/entry/cve_2011_4313_denial_of http://lists.apple.com/archives/security-announce/2012/Sep/msg00004.html http://lists.fedoraproject.org/pipermail/package-announce/2011-November/069463.html http://lists.fedoraproject.org/pipermail/package-announce/2011-November/069970.html http://lists.fedoraproject.org/pipermail/package-announce/2011-November/069975.html http://lists.opensuse.org/opensuse-security-announce/2011-11/msg00027.html http://lists.opensuse.org/opensuse-security-announce/2011-11/msg00028.html http://lists.opensuse.org/opensuse-security-announce/2011-11/msg00029.html http://marc.info/?l=bugtraq&m=132310123002302&w=2 http://marc.info/?l=bugtraq&m=133978480208466&w=2 http://marc.info/?l=bugtraq&m=141879471518471&w=2 http://osvdb.org/77159 http://secunia.com/advisories/46536 http://secunia.com/advisories/46829 http://secunia.com/advisories/46887 http://secunia.com/advisories/46890 http://secunia.com/advisories/46905 http://secunia.com/advisories/46906 http://secunia.com/advisories/46943 http://secunia.com/advisories/46984 http://secunia.com/advisories/47043 http://secunia.com/advisories/47075 http://secunia.com/advisories/48308 http://security.freebsd.org/advisories/FreeBSD-SA-11:06.bind.asc http://support.apple.com/kb/HT5501 http://www-01.ibm.com/support/docview.wss?uid=isg1IV11106 http://www.debian.org/security/2011/dsa-2347 http://www.ibm.com/support/docview.wss?uid=isg1IV11248 http://www.isc.org/software/bind/advisories/cve-2011-4313 http://www.kb.cert.org/vuls/id/606539 http://www.mandriva.com/security/advisories?name=MDVSA-2011:176 http://www.redhat.com/support/errata/RHSA-2011-1458.html http://www.redhat.com/support/errata/RHSA-2011-1459.html http://www.redhat.com/support/errata/RHSA-2011-1496.html http://www.securityfocus.com/bid/50690 http://www.securitytracker.com/id?1026335 http://www.ubuntu.com/usn/USN-1264-1 https://exchange.xforce.ibmcloud.com/vulnerabilities/71332 https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A14343

CVSS v2.0

Source Entity [email protected]

Severity MEDIUM

5.0

Access Vector

N/A

Authentication

N/A

RAW VECTOR AV:N/AC:L/Au:N/C:N/I:N/A:P

Associated Attack Patterns (CAPEC)

Total: Patterns

CVE-2011-4313 Exploits & PoCs (Proof Of Concept)

No public PoCs found in our database for this CVE.

June 16, 2026 MODIFIED

Vulnerability data updated via NVD.

April 29, 2026 MODIFIED

Vulnerability data updated via NVD.

April 11, 2025 MODIFIED

Vulnerability data or affected products updated.

November 29, 2011 PUBLISHED

Vulnerability first announced in NVD.

Attack Vector Matrix

Access Vector N/A

Complexity N/A

Privileges N/A

Interaction NONE

CVSS Vector String


                                    AV:N/AC:L/Au:N/C:N/I:N/A:P

Affected Stack

No specific products linked.