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Vulnerability record · CVE-2011-4313 · published 29 November 2011

CVE-2011-4313: Isc bind vulnerability

Isc · Bind

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.

5.0 CVSS 2.0 Medium EPSS 16% · top 3.2%
5.0CVSS 2.0 base score
16%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
78References
16 Jun 2026Last modified by NVD

Description

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.

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

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
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 Vendor Advisory
http://secunia.com/advisories/46829 Vendor Advisory
http://secunia.com/advisories/46887 Vendor Advisory
http://secunia.com/advisories/46890 Vendor Advisory
http://secunia.com/advisories/46905 Vendor Advisory
http://secunia.com/advisories/46906 Vendor Advisory
http://secunia.com/advisories/46943 Vendor Advisory
http://secunia.com/advisories/46984 Vendor Advisory
http://secunia.com/advisories/47043 Vendor Advisory
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 PatchVendor Advisory
http://www.kb.cert.org/vuls/id/606539 US Government Resource
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

Track CVE-2011-4313 inside VULONE

Watch it alongside the ransomware crews, C2 infrastructure and forum chatter that reference it, query it through the API and pull it into your SIEM over TAXII.

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

10.0CVE-2008-0122Isc bind vulnerabilityOff-by-one error in the inet_network function in libbind in ISC BIND 9.4.2 and earlier, as used in libc in FreeBSD 6.2 through 7.0-PRERELEASE, allows…EPSS 12%10.0CVE-2001-0010Isc bind vulnerabilityBuffer overflow in transaction signature (TSIG) handling code in BIND 8 allows remote attackers to gain root privileges.EPSS 32%10.0CVE-2001-0011Isc bind vulnerabilityBuffer overflow in nslookupComplain function in BIND 4 allows remote attackers to gain root privileges.EPSS 7.7%10.0CVE-2001-0013Isc bind vulnerabilityFormat string vulnerability in nslookupComplain function in BIND 4 allows remote attackers to gain root privileges.EPSS 11%10.0CVE-2000-1029Isc bind vulnerabilityBuffer overflow in host command allows a remote attacker to execute arbitrary commands via a long response to an AXFR query.EPSS 14%10.0CVE-1999-0837Isc bind vulnerabilityDenial of service in BIND by improperly closing TCP sessions via so_linger.EPSS 2.7%10.0CVE-1999-0009Data general dg ux vulnerabilityInverse query buffer overflow in BIND 4.9 and BIND 8 Releases.EPSS 29%9.8CVE-2026-3593Isc bind use after free vulnerabilityA use-after-free vulnerability exists within the DNS-over-HTTPS implementation. This issue affects BIND 9 versions 9.20.0 through 9.20.22, 9.21.0 thr…EPSS 1.1%

Source: NIST National Vulnerability Database (record CVE-2011-4313), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.