CVE-2014-3421

lisp/gnus/gnus-fun.el in GNU Emacs 24.3 and earlier allows local users to overwrite arbitrary files via a symlink attack on the /tmp/gnus.face.ppm temporary file.

Published: 2014-05-08 Last update: 2026-05-06 Assigner: [email protected] Source: [email protected]
NVD Status：Modified，CVE State: published
View at NVD, CVE.org, EUVD

CVE-2014-3421 is rated Low Risk (25.8/100): CVSS Low severity, with low exploitation likelihood (EPSS 0.14%). Monitor for updates and reassess as exploit intelligence or EPSS changes.

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-2014-3421

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 2025-04-26 0.18% 0.14% -0.03%
2 2025-03-17 0.04% 0.18% +0.13%
3 2023-03-07 — 0.04% —

Full EPSS history (4 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2014-3421

CVSS metrics for this CVE.

Base score Version Severity Vector Exploitability Impact Score source
3.3 2.0 LOW
AV:L/AC:M/Au:N/C:N/I:P/A:P Click to expand
Access vector (AV:L)
Requires local access to the target system.
Access complexity (AC:M)
Exploitation needs some favorable conditions, but not exceptional ones.
Authentication (AU:N)
No authentication is required.
Confidentiality impact (C:N)
No confidentiality impact.
Integrity impact (I:P)
Partial integrity impact.
Availability impact (A:P)
Partial availability impact.
 3.4 4.9 [email protected]

Weakness enumeration for CVE-2014-3421

OS Trackers for CVE-2014-3421

vendor priority summary link
redhat low — https://access.redhat.com/security/cve/CVE-2014-3421
suse medium CVE-2014-3421 severity moderate: SUSE including 98 source package names (emacs, emacs-22.3-4.42.1, …), 268 product×package rows across 58 product lines (HPE Helion OpenStack 8, SUSE Linux Enterprise Desktop 11 SP3, … (58 product lines)): Fixed 181, Known Not Affected 87. https://www.suse.com/security/cve/CVE-2014-3421/
ubuntu medium CVE-2014-3421 medium priority: Ubuntu including 7 source packages (emacs-snapshot, emacs22, …), 187 status rows across 29 suites (artful, bionic, cosmic, disco, eoan, focal, groovy, hirsute, impish, jammy, kinetic, lucid, lunar, mantic, noble, oracular, plucky, precise, quantal, questing, saucy, trusty, upstream, utopic, vivid, wily, xenial, yakkety, zesty): DNE 118, not-affected 30, ignored 27, needed 6, needs-triage 5, released 1. https://ubuntu.com/security/CVE-2014-3421

Affected software / configurations for CVE-2014-3421

Vendor Product Version Raw CPE
mageia_project mageia 3 cpe:2.3:o:mageia_project:mageia:3:*:*:*:*:*:*:*
mageia_project mageia 4 cpe:2.3:o:mageia_project:mageia:4:*:*:*:*:*:*:*
gnu emacs <= 24.3 cpe:2.3:a:gnu:emacs:*:*:*:*:*:*:*:*
gnu emacs 20.0 cpe:2.3:a:gnu:emacs:20.0:*:*:*:*:*:*:*
gnu emacs 20.1 cpe:2.3:a:gnu:emacs:20.1:*:*:*:*:*:*:*
gnu emacs 20.2 cpe:2.3:a:gnu:emacs:20.2:*:*:*:*:*:*:*
gnu emacs 20.3 cpe:2.3:a:gnu:emacs:20.3:*:*:*:*:*:*:*
gnu emacs 20.4 cpe:2.3:a:gnu:emacs:20.4:*:*:*:*:*:*:*
gnu emacs 20.5 cpe:2.3:a:gnu:emacs:20.5:*:*:*:*:*:*:*
gnu emacs 20.6 cpe:2.3:a:gnu:emacs:20.6:*:*:*:*:*:*:*
gnu emacs 20.7 cpe:2.3:a:gnu:emacs:20.7:*:*:*:*:*:*:*
gnu emacs 21 cpe:2.3:a:gnu:emacs:21:*:*:*:*:*:*:*
gnu emacs 21.1 cpe:2.3:a:gnu:emacs:21.1:*:*:*:*:*:*:*
gnu emacs 21.2 cpe:2.3:a:gnu:emacs:21.2:*:*:*:*:*:*:*
gnu emacs 21.2.1 cpe:2.3:a:gnu:emacs:21.2.1:*:*:*:*:*:*:*
gnu emacs 21.3 cpe:2.3:a:gnu:emacs:21.3:*:*:*:*:*:*:*
gnu emacs 21.3.1 cpe:2.3:a:gnu:emacs:21.3.1:*:*:*:*:*:*:*
gnu emacs 21.4 cpe:2.3:a:gnu:emacs:21.4:*:*:*:*:*:*:*
gnu emacs 22.1 cpe:2.3:a:gnu:emacs:22.1:*:*:*:*:*:*:*
gnu emacs 22.2 cpe:2.3:a:gnu:emacs:22.2:*:*:*:*:*:*:*
gnu emacs 22.3 cpe:2.3:a:gnu:emacs:22.3:*:*:*:*:*:*:*
gnu emacs 23.1 cpe:2.3:a:gnu:emacs:23.1:*:*:*:*:*:*:*
gnu emacs 23.2 cpe:2.3:a:gnu:emacs:23.2:*:*:*:*:*:*:*
gnu emacs 23.3 cpe:2.3:a:gnu:emacs:23.3:*:*:*:*:*:*:*
gnu emacs 23.4 cpe:2.3:a:gnu:emacs:23.4:*:*:*:*:*:*:*
gnu emacs 24.1 cpe:2.3:a:gnu:emacs:24.1:*:*:*:*:*:*:*
gnu emacs 24.2 cpe:2.3:a:gnu:emacs:24.2:*:*:*:*:*:*:*

References for CVE-2014-3421

cvelogic Threat Intelligence