CVE-2014-3468

Description

The asn1_get_bit_der function in GNU Libtasn1 before 3.6 does not properly report an error when a negative bit length is identified, which allows context-dependent attackers to cause out-of-bounds access via crafted ASN.1 data.

Category

7.5
CVSS
Severity: High
CVSS 2.0 •
EPSS 5.11% Top 15%
Vendor Advisory debian.org Vendor Advisory opensuse.org Vendor Advisory mandriva.com Vendor Advisory redhat.com Vendor Advisory redhat.com Vendor Advisory redhat.com Vendor Advisory opensuse.org Vendor Advisory redhat.com Vendor Advisory gnu.org Vendor Advisory gnu.org
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
http://secunia.com/advisories/60320 third party advisory
http://www.debian.org/security/2014/dsa-3056 third party advisory vendor advisory
http://git.savannah.gnu.org/cgit/libtasn1.git/commit/?id=1c3ccb3e040bf13e342ee60bc23b21b97b11923f patch vendor advisory
http://www.novell.com/support/kb/doc.php?id=7015302 third party advisory
http://secunia.com/advisories/59057 third party advisory
http://lists.opensuse.org/opensuse-security-announce/2014-06/msg00002.html vendor advisory mailing list third party advisory
http://support.f5.com/kb/en-us/solutions/public/15000/400/sol15423.html third party advisory
http://linux.oracle.com/errata/ELSA-2014-0596.html third party advisory
http://www.mandriva.com/security/advisories?name=MDVSA-2015:116 third party advisory vendor advisory
http://secunia.com/advisories/59021 third party advisory
http://secunia.com/advisories/61888 third party advisory
http://advisories.mageia.org/MGASA-2014-0247.html third party advisory
http://rhn.redhat.com/errata/RHSA-2014-0815.html third party advisory vendor advisory
http://rhn.redhat.com/errata/RHSA-2014-0596.html third party advisory vendor advisory
http://lists.gnu.org/archive/html/help-libtasn1/2014-05/msg00006.html patch vendor advisory mailing list
http://www.novell.com/support/kb/doc.php?id=7015303 third party advisory
http://linux.oracle.com/errata/ELSA-2014-0594.html third party advisory
https://bugzilla.redhat.com/show_bug.cgi?id=1102323 third party advisory issue tracking
http://secunia.com/advisories/58591 third party advisory
http://rhn.redhat.com/errata/RHSA-2014-0687.html third party advisory vendor advisory
http://secunia.com/advisories/58614 third party advisory
http://lists.opensuse.org/opensuse-security-announce/2014-06/msg00015.html vendor advisory mailing list third party advisory
http://rhn.redhat.com/errata/RHSA-2014-0594.html third party advisory vendor advisory
http://secunia.com/advisories/60415 third party advisory
http://secunia.com/advisories/59408 third party advisory

Frequently Asked Questions

What is the severity of CVE-2014-3468?
CVE-2014-3468 has been scored as a high severity vulnerability.
How to fix CVE-2014-3468?
To fix CVE-2014-3468, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2014-3468 being actively exploited in the wild?
It is possible that CVE-2014-3468 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~5% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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