Vulnerability Description
gnutls_cipher.c in libgnutls in GnuTLS before 2.12.17 and 3.x before 3.0.15 does not properly handle data encrypted with a block cipher, which allows remote attackers to cause a denial of service (heap memory corruption and application crash) via a crafted record, as demonstrated by a crafted GenericBlockCipher structure.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Gnu | Gnutls | <= 2.12.16 |
Related Weaknesses (CWE)
References
- http://archives.neohapsis.com/archives/bugtraq/2012-03/0099.html
- http://article.gmane.org/gmane.comp.encryption.gpg.gnutls.devel/5910
- http://article.gmane.org/gmane.comp.encryption.gpg.gnutls.devel/5912
- http://blog.mudynamics.com/2012/03/20/gnutls-and-libtasn1-vulns/Exploit
- http://git.savannah.gnu.org/gitweb/?p=gnutls.git%3Ba=commit%3Bh=422214868061370a
- http://git.savannah.gnu.org/gitweb/?p=gnutls.git%3Ba=commit%3Bh=b495740f2ff66550
- http://lists.fedoraproject.org/pipermail/package-announce/2012-April/077071.html
- http://lists.fedoraproject.org/pipermail/package-announce/2012-March/076496.html
- http://lists.opensuse.org/opensuse-security-announce/2014-03/msg00001.html
- http://osvdb.org/80259
- http://rhn.redhat.com/errata/RHSA-2012-0429.html
- http://rhn.redhat.com/errata/RHSA-2012-0488.html
- http://rhn.redhat.com/errata/RHSA-2012-0531.html
- http://secunia.com/advisories/48488
- http://secunia.com/advisories/48511
FAQ
What is CVE-2012-1573?
CVE-2012-1573 is a vulnerability with a CVSS score of 5.0 (MEDIUM). gnutls_cipher.c in libgnutls in GnuTLS before 2.12.17 and 3.x before 3.0.15 does not properly handle data encrypted with a block cipher, which allows remote attackers to cause a denial of service (hea...
How severe is CVE-2012-1573?
CVE-2012-1573 has been rated MEDIUM with a CVSS base score of 5.0/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2012-1573?
Check the references section above for vendor advisories and patch information. Affected products include: Gnu Gnutls.