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CVE-2007-2926

4.3 · MEDIUM

ISC BIND 9 through 9.5.0a5 uses a weak random number generator during generation of DNS query ids when answering resolver questions or sending NOTIFY messages to slave name servers, which makes it…

Published Jul 24, 2007iscEPSS 13.09%

Overview

CVE-2007-2926 is a medium-severity vulnerability affecting isc bind. It was published on July 24, 2007 and has a CVSS 2.0 base score of 4.3 (MEDIUM).

This vulnerability has a CVSS 2.0 base score of 4.3, rated MEDIUM. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

Technical description

ISC BIND 9 through 9.5.0a5 uses a weak random number generator during generation of DNS query ids when answering resolver questions or sending NOTIFY messages to slave name servers, which makes it easier for remote attackers to guess the next query id and perform DNS cache poisoning.

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

Refftp://aix.software.ibm.com/aix/efixes/security/READMERefftp://patches.sgi.com/support/free/security/advisories/20070801-01-P.ascRefdocs.info.apple.com/article.html?artnum=307041Refh20000.www2.hp.com/bizsupport/TechSupport/Document.jsp?objectID=c01123426Refh20000.www2.hp.com/bizsupport/TechSupport/Document.jsp?objectID=c01154600Refh20000.www2.hp.com/bizsupport/TechSupport/Document.jsp?objectID=c01174368Reflists.apple.com/archives/security-announce/2007/Nov/msg00002.htmlRefmarc.info/?l=bugtraq&m=141879471518471&w=2Refsecunia.com/advisories/26148Refsecunia.com/advisories/26152

How CyberStrike helps

Frequently asked questions

What is CVE-2007-2926?

CVE-2007-2926 is a medium-severity vulnerability affecting isc bind. It was published on July 24, 2007 and has a CVSS 2.0 base score of 4.3 (MEDIUM).

How severe is CVE-2007-2926?

This vulnerability has a CVSS 2.0 base score of 4.3, rated MEDIUM. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

How do I fix or remediate CVE-2007-2926?

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-2007-2926?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2007-2926 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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