CVE-2014-3468

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.

Published: 2014-06-05 Last update: 2026-05-06 Assigner: [email protected] Source: [email protected]
NVD Status：Modified，CVE State: published
View at NVD, CVE.org, EUVD

CVE-2014-3468 is rated Moderate Risk (61.6/100): CVSS High severity, with high exploitation likelihood (EPSS 9.80%, 93th percentile). EPSS ranks this CVE among the most likely to be exploited in the near term. High exploitation likelihood—assess exposure and prioritize remediation.

Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.

Exploit prediction scoring system (EPSS) score for CVE-2014-3468

EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).

# Date Old EPSS score New EPSS score Delta (New - Old)
1 2026-05-24 10.74% 9.80% -0.95%
2 2026-02-07 11.57% 10.74% -0.83%
3 2026-01-25 — 11.57% —

Full EPSS history (17 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2014-3468

CVSS metrics for this CVE.

Base score Version Severity Vector Exploitability Impact Score source
7.5 2.0 HIGH
AV:N/AC:L/Au:N/C:P/I:P/A:P Click to expand
Access vector (AV:N)
Can be exploited remotely over network reachability.
Access complexity (AC:L)
Exploitation conditions are straightforward and predictable.
Authentication (AU:N)
No authentication is required.
Confidentiality impact (C:P)
Partial confidentiality impact.
Integrity impact (I:P)
Partial integrity impact.
Availability impact (A:P)
Partial availability impact.
 10.0 6.4 [email protected]

Weakness enumeration for CVE-2014-3468

OS Trackers for CVE-2014-3468

vendor priority summary link
debian not yet assigned CVE-2014-3468 not yet assigned priority: Debian including 1 source packages (libtasn1-6), 5 status rows across 5 suites (bookworm, bullseye, forky, sid, trixie): resolved 5. https://security-tracker.debian.org/tracker/CVE-2014-3468
gentoo normal CVE-2014-3468: 1 GLSA(s) (201408-09), 1 atom(s) (dev-libs/libtasn1); latest impact normal. https://bugs.gentoo.org/buglist.cgi?quicksearch=CVE-2014-3468
redhat medium — https://access.redhat.com/security/cve/CVE-2014-3468
suse high CVE-2014-3468 severity important: SUSE including 69 source package names (gnutls-2.4.1-24.39.53.1, gnutls-2.4.1-24.39.55.1, …), 108 product×package rows across 39 product lines (SUSE Liberty Linux 7, SUSE Linux Enterprise Desktop 11 SP3, … (39 product lines)): Fixed 105, Known Not Affected 3. https://www.suse.com/security/cve/CVE-2014-3468/
ubuntu medium CVE-2014-3468 medium priority: Ubuntu including 2 source packages (libtasn1-3, libtasn1-6), 10 status rows across 5 suites (lucid, precise, saucy, trusty, upstream): released 4, DNE 3, ignored 2, needs-triage 1. https://ubuntu.com/security/CVE-2014-3468

Affected software / configurations for CVE-2014-3468

Vendor Product Version Raw CPE
gnu gnutls < 3.5.7 cpe:2.3:a:gnu:gnutls:*:*:*:*:*:*:*:*
gnu libtasn1 < 3.6 cpe:2.3:a:gnu:libtasn1:*:*:*:*:*:*:*:*
redhat virtualization 6.0 cpe:2.3:a:redhat:virtualization:6.0:*:*:*:*:*:*:*
debian debian_linux 7.0 cpe:2.3:o:debian:debian_linux:7.0:*:*:*:*:*:*:*
redhat enterprise_linux_desktop 5.0 cpe:2.3:o:redhat:enterprise_linux_desktop:5.0:*:*:*:*:*:*:*
redhat enterprise_linux_desktop 6.0 cpe:2.3:o:redhat:enterprise_linux_desktop:6.0:*:*:*:*:*:*:*
redhat enterprise_linux_desktop 7.0 cpe:2.3:o:redhat:enterprise_linux_desktop:7.0:*:*:*:*:*:*:*
redhat enterprise_linux_eus 6.5 cpe:2.3:o:redhat:enterprise_linux_eus:6.5:*:*:*:*:*:*:*
redhat enterprise_linux_eus 7.3 cpe:2.3:o:redhat:enterprise_linux_eus:7.3:*:*:*:*:*:*:*
redhat enterprise_linux_eus 7.4 cpe:2.3:o:redhat:enterprise_linux_eus:7.4:*:*:*:*:*:*:*
redhat enterprise_linux_eus 7.5 cpe:2.3:o:redhat:enterprise_linux_eus:7.5:*:*:*:*:*:*:*
redhat enterprise_linux_eus 7.6 cpe:2.3:o:redhat:enterprise_linux_eus:7.6:*:*:*:*:*:*:*
redhat enterprise_linux_eus 7.7 cpe:2.3:o:redhat:enterprise_linux_eus:7.7:*:*:*:*:*:*:*
redhat enterprise_linux_server 5.0 cpe:2.3:o:redhat:enterprise_linux_server:5.0:*:*:*:*:*:*:*
redhat enterprise_linux_server 6.0 cpe:2.3:o:redhat:enterprise_linux_server:6.0:*:*:*:*:*:*:*
redhat enterprise_linux_server 7.0 cpe:2.3:o:redhat:enterprise_linux_server:7.0:*:*:*:*:*:*:*
redhat enterprise_linux_server_aus 6.5 cpe:2.3:o:redhat:enterprise_linux_server_aus:6.5:*:*:*:*:*:*:*
redhat enterprise_linux_server_aus 7.3 cpe:2.3:o:redhat:enterprise_linux_server_aus:7.3:*:*:*:*:*:*:*
redhat enterprise_linux_server_aus 7.4 cpe:2.3:o:redhat:enterprise_linux_server_aus:7.4:*:*:*:*:*:*:*
redhat enterprise_linux_server_aus 7.6 cpe:2.3:o:redhat:enterprise_linux_server_aus:7.6:*:*:*:*:*:*:*
redhat enterprise_linux_server_aus 7.7 cpe:2.3:o:redhat:enterprise_linux_server_aus:7.7:*:*:*:*:*:*:*
redhat enterprise_linux_server_tus 6.5 cpe:2.3:o:redhat:enterprise_linux_server_tus:6.5:*:*:*:*:*:*:*
redhat enterprise_linux_server_tus 7.3 cpe:2.3:o:redhat:enterprise_linux_server_tus:7.3:*:*:*:*:*:*:*
redhat enterprise_linux_server_tus 7.6 cpe:2.3:o:redhat:enterprise_linux_server_tus:7.6:*:*:*:*:*:*:*
redhat enterprise_linux_server_tus 7.7 cpe:2.3:o:redhat:enterprise_linux_server_tus:7.7:*:*:*:*:*:*:*
redhat enterprise_linux_workstation 5.0 cpe:2.3:o:redhat:enterprise_linux_workstation:5.0:*:*:*:*:*:*:*
redhat enterprise_linux_workstation 6.0 cpe:2.3:o:redhat:enterprise_linux_workstation:6.0:*:*:*:*:*:*:*
redhat enterprise_linux_workstation 7.0 cpe:2.3:o:redhat:enterprise_linux_workstation:7.0:*:*:*:*:*:*:*
suse linux_enterprise_desktop 11 cpe:2.3:o:suse:linux_enterprise_desktop:11:sp3:*:*:*:*:*:*
suse linux_enterprise_high_availability_extension 11 cpe:2.3:o:suse:linux_enterprise_high_availability_extension:11:sp3:*:*:*:*:*:*
suse linux_enterprise_server 11 cpe:2.3:o:suse:linux_enterprise_server:11:sp1:*:*:ltss:*:*:*
suse linux_enterprise_server 11 cpe:2.3:o:suse:linux_enterprise_server:11:sp2:*:*:ltss:*:*:*
suse linux_enterprise_server 11 cpe:2.3:o:suse:linux_enterprise_server:11:sp3:*:*:*:-:*:*
suse linux_enterprise_server 11 cpe:2.3:o:suse:linux_enterprise_server:11:sp3:*:*:*:vmware:*:*
suse linux_enterprise_software_development_kit 11 cpe:2.3:o:suse:linux_enterprise_software_development_kit:11:sp3:*:*:*:*:*:*
f5 arx_firmware >= 6.0.0, <= 6.4.0 cpe:2.3:o:f5:arx_firmware:*:*:*:*:*:*:*:*

References for CVE-2014-3468

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