CVE-2014-1959

lib/x509/verify.c in GnuTLS before 3.1.21 and 3.2.x before 3.2.11 treats version 1 X.509 certificates as intermediate CAs, which allows remote attackers to bypass intended restrictions by leveraging a X.509 V1 certificate from a trusted CA to issue new certificates.

Score

CVSS 2.0 5.8 Medium

Status

Modified - cve@mitre.org

Published

2014-03-07

Last modified

2024-08-06

Weaknesses

CWE-264

Affected products

• Gnutls (Gnu)

References

• http://seclists.org/oss-sec/2014/q1/344
• http://seclists.org/oss-sec/2014/q1/345
• http://www.debian.org/security/2014/dsa-2866
• http://www.gnutls.org/security.html
• http://www.securityfocus.com/bid/65559
• http://www.ubuntu.com/usn/USN-2121-1
• https://www.gitorious.org/gnutls/gnutls/commit/b1abfe3d182d68539900092eb42fc62cf1bb7e7c