Vulnerability Description
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.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Gnu | Gnutls | <= 3.1.20 |
Related Weaknesses (CWE)
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.htmlVendor Advisory
- http://www.securityfocus.com/bid/65559
- http://www.ubuntu.com/usn/USN-2121-1
- https://www.gitorious.org/gnutls/gnutls/commit/b1abfe3d182d68539900092eb42fc62cfExploitPatch
- 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.htmlVendor Advisory
- http://www.securityfocus.com/bid/65559
- http://www.ubuntu.com/usn/USN-2121-1
- https://www.gitorious.org/gnutls/gnutls/commit/b1abfe3d182d68539900092eb42fc62cfExploitPatch
FAQ
What is CVE-2014-1959?
CVE-2014-1959 is a vulnerability with a CVSS score of 5.8 (MEDIUM). 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...
How severe is CVE-2014-1959?
CVE-2014-1959 has been rated MEDIUM with a CVSS base score of 5.8/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2014-1959?
Check the references section above for vendor advisories and patch information. Affected products include: Gnu Gnutls.