Vulnerability Description
Buffer overflow in the read_server_hello function in lib/gnutls_handshake.c in GnuTLS before 3.1.25, 3.2.x before 3.2.15, and 3.3.x before 3.3.4 allows remote servers to cause a denial of service (memory corruption) or possibly execute arbitrary code via a long session id in a ServerHello message.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Gnu | Gnutls | 3.3.0 |
Related Weaknesses (CWE)
References
- http://linux.oracle.com/errata/ELSA-2014-0594.html
- http://linux.oracle.com/errata/ELSA-2014-0595.html
- http://lists.opensuse.org/opensuse-security-announce/2014-06/msg00002.html
- http://lists.opensuse.org/opensuse-security-announce/2014-06/msg00007.html
- http://lists.opensuse.org/opensuse-security-announce/2014-06/msg00010.html
- http://lists.opensuse.org/opensuse-security-announce/2014-06/msg00015.html
- http://radare.today/technical-analysis-of-the-gnutls-hello-vulnerability/ExploitURL Repurposed
- http://rhn.redhat.com/errata/RHSA-2014-0594.html
- http://rhn.redhat.com/errata/RHSA-2014-0595.html
- http://rhn.redhat.com/errata/RHSA-2014-0684.html
- http://rhn.redhat.com/errata/RHSA-2014-0815.html
- http://secunia.com/advisories/58340
- http://secunia.com/advisories/58598
- http://secunia.com/advisories/58601
- http://secunia.com/advisories/58642
FAQ
What is CVE-2014-3466?
CVE-2014-3466 is a vulnerability with a CVSS score of 6.8 (MEDIUM). Buffer overflow in the read_server_hello function in lib/gnutls_handshake.c in GnuTLS before 3.1.25, 3.2.x before 3.2.15, and 3.3.x before 3.3.4 allows remote servers to cause a denial of service (mem...
How severe is CVE-2014-3466?
CVE-2014-3466 has been rated MEDIUM with a CVSS base score of 6.8/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2014-3466?
Check the references section above for vendor advisories and patch information. Affected products include: Gnu Gnutls.