CVE-2014-8564
MEDIUM severity · CVSS 5 · CWE-310
5CVSS MEDIUM
Summary
The _gnutls_ecc_ansi_x963_export function in gnutls_ecc.c in GnuTLS 3.x before 3.1.28, 3.2.x before 3.2.20, and 3.3.x before 3.3.10 allows remote attackers to cause a denial of service (out-of-bounds write) via a crafted (1) Elliptic Curve Cryptography (ECC) certificate or (2) certificate signing requests (CSR), related to generating key IDs.
Impact & exploitability
Attack vectorNetwork
Attack complexityLow
Privileges required—
User interaction—
Confidentiality impactNone
Integrity impactNone
Availability impact—
Exploit probability (EPSS)3%
AV:N/AC:L/Au:N/C:N/I:N/A:P
Recommendation
Apply the vendor fix in your normal patch cycle. Open any affected product above for its exact safe version.
Official patch: http://www.ubuntu.com/usn/USN-2403-1 ↗
Additional information
- NVD record
- http://www.ubuntu.com/usn/USN-2403-1Patch
- http://lists.opensuse.org/opensuse-updates/2014-11/msg00084.htmlAdvisory
- http://rhn.redhat.com/errata/RHSA-2014-1846.htmlAdvisory
- http://secunia.com/advisories/59991
- http://secunia.com/advisories/62284
- http://secunia.com/advisories/62294
- https://bugzilla.redhat.com/show_bug.cgi?id=1161443