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CVE-2011-0414

7.1 · HIGH

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…

Published Feb 23, 2011iscCWE-399EPSS 13.68%

Overview

CVE-2011-0414 is a high-severity vulnerability affecting isc bind. It was published on February 23, 2011 and has a CVSS 2.0 base score of 7.1 (HIGH).

This vulnerability has a CVSS 2.0 base score of 7.1, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

Technical 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.

Remediation

Check the references section for vendor advisories and patches from isc. Update bind to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

Affected products

VendorProductVersionsStatus

References

Reflists.opensuse.org/opensuse-security-announce/2011-04/msg00000.htmlRefsecunia.com/advisories/43439Refsecunia.com/advisories/43443Refwww.debian.org/security/2011/dsa-2208Refwww.isc.org/software/bind/advisories/cve-2011-0414Refwww.kb.cert.org/vuls/id/449980Refwww.kb.cert.org/vuls/id/559980Refwww.securitytracker.com/id?1025110Refwww.ubuntu.com/usn/USN-1070-1Refwww.vupen.com/english/advisories/2011/0466

How CyberStrike helps

Frequently asked questions

What is CVE-2011-0414?

CVE-2011-0414 is a high-severity vulnerability affecting isc bind. It was published on February 23, 2011 and has a CVSS 2.0 base score of 7.1 (HIGH).

How severe is CVE-2011-0414?

This vulnerability has a CVSS 2.0 base score of 7.1, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

How do I fix or remediate CVE-2011-0414?

Check the references section for vendor advisories and patches from isc. Update bind to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2011-0414?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2011-0414 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.

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