CVE-2011-0414

CVE-2011-0414 is a high-severity vulnerability in Isc Bind with a CVSS 2.0 base score of 7.1. Its EPSS exploit-prediction score of 14% places it in the 96th percentile, indicating an elevated likelihood of exploitation. The underlying weakness is classified as CWE-399.

Key facts

• Severity: High (CVSS 2.0 base score 7.1)
• EPSS exploit prediction: 14% (96th percentile)
• Actively exploited: Not listed in CISA KEV
• Weakness: CWE-399
• Affected product: Isc Bind
• Published: 2011-02-23
• Last modified: 2026-06-16

Description

ISC BIND 9.7.1 through 9.7.2-P3, when configured as an authoritative server, allows remote attackers to cause a denial of service (deadlock and daemon hang) by sending a query at the time of (1) an IXFR transfer or (2) a DDNS update.

Frequently asked questions

What is CVE-2011-0414?

ISC BIND 9.7.1 through 9.7.2-P3, when configured as an authoritative server, allows remote attackers to cause a denial of service (deadlock and daemon hang) by sending a query at the time of (1) an IXFR transfer or (2) a DDNS update.

How severe is CVE-2011-0414?

CVE-2011-0414 has a CVSS 2.0 base score of 7.1, rated high severity.

Is CVE-2011-0414 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 14% (96th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2011-0414?

CVE-2011-0414 primarily affects Isc Bind. In total, 9 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2011-0414?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2011-0414 published?

CVE-2011-0414 was published on 2011-02-23 and last updated on 2026-06-16.

References

• http://lists.opensuse.org/opensuse-security-announce/2011-04/msg00000.html
• http://secunia.com/advisories/43439
• http://secunia.com/advisories/43443
• http://www.debian.org/security/2011/dsa-2208
• http://www.isc.org/software/bind/advisories/cve-2011-0414
• http://www.kb.cert.org/vuls/id/449980
• http://www.kb.cert.org/vuls/id/559980
• http://www.securitytracker.com/id?1025110
• http://www.ubuntu.com/usn/USN-1070-1
• http://www.vupen.com/english/advisories/2011/0466
• http://www.vupen.com/english/advisories/2011/0489
• https://bugzilla.redhat.com/show_bug.cgi?id=679496

Affected products (9)

• cpe:2.3:a:isc:bind:9.7.1:*:*:*:*:*:*:*
• cpe:2.3:a:isc:bind:9.7.1:p1:*:*:*:*:*:*
• cpe:2.3:a:isc:bind:9.7.1:p2:*:*:*:*:*:*
• cpe:2.3:a:isc:bind:9.7.1:rc1:*:*:*:*:*:*
• cpe:2.3:a:isc:bind:9.7.2:*:*:*:*:*:*:*
• cpe:2.3:a:isc:bind:9.7.2:p1:*:*:*:*:*:*
• cpe:2.3:a:isc:bind:9.7.2:p2:*:*:*:*:*:*
• cpe:2.3:a:isc:bind:9.7.2:p3:*:*:*:*:*:*
• cpe:2.3:a:isc:bind:9.7.2:rc1:*:*:*:*:*:*

More vulnerabilities in Isc Bind

• CVE-2008-0122 — Critical (CVSS 10.0): Off-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…
• CVE-2001-0011 — Critical (CVSS 10.0): Buffer overflow in nslookupComplain function in BIND 4 allows remote attackers to gain root privileges.
• CVE-2001-0013 — Critical (CVSS 10.0): Format string vulnerability in nslookupComplain function in BIND 4 allows remote attackers to gain root privileges.
• CVE-2001-0010 — Critical (CVSS 10.0): Buffer overflow in transaction signature (TSIG) handling code in BIND 8 allows remote attackers to gain root privileges.
• CVE-2000-1029 — Critical (CVSS 10.0): Buffer overflow in host command allows a remote attacker to execute arbitrary commands via a long response to an AXFR…
• CVE-1999-0837 — Critical (CVSS 10.0): Denial of service in BIND by improperly closing TCP sessions via so_linger.

All CVEs affecting Isc Bind →

Other CWE-399 (Resource Management Errors) vulnerabilities

• CVE-2015-8104 — Critical (CVSS 10.0): The KVM subsystem in the Linux kernel through 4.2.6, and Xen 4.3.x through 4.6.x, allows guest OS users to cause a…
• CVE-2015-0339 — Critical (CVSS 10.0): Adobe Flash Player before 13.0.0.277 and 14.x through 17.x before 17.0.0.134 on Windows and OS X and before…
• CVE-2015-0335 — Critical (CVSS 10.0): Adobe Flash Player before 13.0.0.277 and 14.x through 17.x before 17.0.0.134 on Windows and OS X and before…
• CVE-2015-0333 — Critical (CVSS 10.0): Adobe Flash Player before 13.0.0.277 and 14.x through 17.x before 17.0.0.134 on Windows and OS X and before…
• CVE-2014-4121 — Critical (CVSS 10.0): Microsoft .NET Framework 2.0 SP2, 3.5, 3.5.1, 4, 4.5, 4.5.1, and 4.5.2 does not properly parse internationalized…
• CVE-2014-0560 — Critical (CVSS 10.0): Use-after-free vulnerability in Adobe Reader and Acrobat 10.x before 10.1.12 and 11.x before 11.0.09 on Windows and OS…

Browse all CWE-399 (Resource Management Errors) vulnerabilities →