CVE-2007-5135

Severity: medium (CVSS 6.8 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 16.1% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2007-09-27 · updated 2026-06-16
Weakness: CWE-189

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.

Affected products

OpenSSL: 0.9.7, 0.9.7-beta1, 0.9.7-beta2, 0.9.7-beta3, 0.9.7-beta4, 0.9.7-beta5 (+20)

References

http://lists.apple.com/archives/security-announce//2008/Jul/msg00003.html
http://lists.opensuse.org/opensuse-security-announce/2008-03/msg00001.html
http://lists.vmware.com/pipermail/security-announce/2008/000002.html
http://secunia.com/advisories/22130
http://secunia.com/advisories/27012
http://secunia.com/advisories/27021
http://secunia.com/advisories/27031
http://secunia.com/advisories/27051
http://secunia.com/advisories/27078
http://secunia.com/advisories/27097
http://secunia.com/advisories/27186

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