CVE-2014-3468

critical

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.

References

Advisories
More

https://bugzilla.redhat.com/show_bug.cgi?id=1102323

http://www.novell.com/support/kb/doc.php?id=7015303

http://www.novell.com/support/kb/doc.php?id=7015302

http://www.mandriva.com/security/advisories?name=MDVSA-2015:116

http://www.debian.org/security/2014/dsa-3056

http://support.f5.com/kb/en-us/solutions/public/15000/400/sol15423.html

http://secunia.com/advisories/61888

http://secunia.com/advisories/60415

http://secunia.com/advisories/60320

http://secunia.com/advisories/59408

http://secunia.com/advisories/59057

http://secunia.com/advisories/59021

http://secunia.com/advisories/58614

http://secunia.com/advisories/58591

http://rhn.redhat.com/errata/RHSA-2014-0815.html

http://rhn.redhat.com/errata/RHSA-2014-0687.html

http://rhn.redhat.com/errata/RHSA-2014-0596.html

http://rhn.redhat.com/errata/RHSA-2014-0594.html

http://lists.opensuse.org/opensuse-security-announce/2014-06/msg00015.html

http://lists.opensuse.org/opensuse-security-announce/2014-06/msg00002.html

http://linux.oracle.com/errata/ELSA-2014-0596.html

http://linux.oracle.com/errata/ELSA-2014-0594.html

http://advisories.mageia.org/MGASA-2014-0247.html

http://lists.gnu.org/archive/html/help-libtasn1/2014-05/msg00006.html

http://git.savannah.gnu.org/cgit/libtasn1.git/commit/?id=1c3ccb3e040bf13e342ee60bc23b21b97b11923f

Details

Source: Mitre, NVD

Published: 2014-06-05

Updated: 2025-04-12

Risk Information

CVSS v2

Base Score: 7.5

Vector: CVSS2#AV:N/AC:L/Au:N/C:P/I:P/A:P

Severity: High

CVSS v3

Base Score: 9.8

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Severity: Critical

EPSS

EPSS: 0.06707

Detections

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