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CVE-2007-5135

6.8 · MEDIUM

Off-by-one error in the SSL_get_shared_ciphers function in OpenSSL 0.9.7 up to 0.9.7l, and 0.9.8 up to 0.9.8f, might allow remote attackers to execute arbitrary code via a crafted packet that trigg…

Published Sep 27, 2007opensslCWE-189EPSS 16.06%

Overview

CVE-2007-5135 is a medium-severity vulnerability affecting openssl openssl. It was published on September 27, 2007 and has a CVSS 2.0 base score of 6.8 (MEDIUM).

This vulnerability has a CVSS 2.0 base score of 6.8, rated MEDIUM. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

Technical description

Off-by-one error in the SSL_get_shared_ciphers function in OpenSSL 0.9.7 up to 0.9.7l, and 0.9.8 up to 0.9.8f, might allow remote attackers to execute arbitrary code via a crafted packet that triggers a one-byte buffer underflow. NOTE: this issue was introduced as a result of a fix for CVE-2006-3738. As of 20071012, it is unknown whether code execution is possible.

Remediation

Check the references section for vendor advisories and patches from openssl. Update openssl 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://ftp.netbsd.org/pub/NetBSD/security/advisories/NetBSD-SA2008-007.txt.ascReflists.apple.com/archives/security-announce//2008/Jul/msg00003.htmlReflists.opensuse.org/opensuse-security-announce/2008-03/msg00001.htmlReflists.vmware.com/pipermail/security-announce/2008/000002.htmlRefsecunia.com/advisories/22130Refsecunia.com/advisories/27012Refsecunia.com/advisories/27021Refsecunia.com/advisories/27031Refsecunia.com/advisories/27051Refsecunia.com/advisories/27078

How CyberStrike helps

Frequently asked questions

What is CVE-2007-5135?

CVE-2007-5135 is a medium-severity vulnerability affecting openssl openssl. It was published on September 27, 2007 and has a CVSS 2.0 base score of 6.8 (MEDIUM).

How severe is CVE-2007-5135?

This vulnerability has a CVSS 2.0 base score of 6.8, 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-2007-5135?

Check the references section for vendor advisories and patches from openssl. Update openssl 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-2007-5135?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2007-5135 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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