CVE-2013-7221

The automatic screen lock functionality in GNOME Shell (aka gnome-shell) before 3.10 does not prevent access to the "Enter a Command" dialog, which allows physically proximate attackers to execute arbitrary commands by leveraging an unattended workstation.

Published: 2014-04-29 Last update: 2026-05-06 Assigner: [email protected] Source: [email protected]

Conclusion & alert: CVE-2013-7221 is rated Low Risk (25.5/100): CVSS Medium severity, with low exploitation likelihood (EPSS 0.06%). Mandatory action: 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-2013-7221

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 2023-03-07 0.95% 0.06% -0.89%
2 2022-02-04 0.95%

Full EPSS history (2 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2013-7221

CVSS metrics for this CVE.

Base score Version Severity Vector Exploitability Impact Score source
4.6 2.0 MEDIUM
AV:L/AC:L/Au:N/C:P/I:P/A:P Click to expand
Access vector (AV:L)
Requires local access to the target system.
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.
3.9 6.4 [email protected]

Weakness enumeration for CVE-2013-7221

OS Trackers for CVE-2013-7221

vendor priority summary link
debian not yet assigned CVE-2013-7221 not yet assigned priority: Debian including 1 source packages (gnome-shell), 5 status rows across 5 suites (bookworm, bullseye, forky, sid, trixie): resolved 5. https://security-tracker.debian.org/tracker/CVE-2013-7221
redhat medium https://access.redhat.com/security/cve/CVE-2013-7221
ubuntu medium CVE-2013-7221 medium priority: Ubuntu including 1 source packages (gnome-shell), 13 status rows across 13 suites (lucid, precise, quantal, raring, saucy, trusty, upstream, utopic, vivid, wily, xenial, yakkety, zesty): ignored 8, not-affected 3, DNE 1, released 1. https://ubuntu.com/security/CVE-2013-7221

Affected software / configurations for CVE-2013-7221

Vendor Product Version Raw CPE
gnome gnome-shell <= 3.9.92 cpe:2.3:a:gnome:gnome-shell:*:*:*:*:*:*:*:*
gnome gnome-shell 3.0.0 cpe:2.3:a:gnome:gnome-shell:3.0.0:*:*:*:*:*:*:*
gnome gnome-shell 3.0.0.1 cpe:2.3:a:gnome:gnome-shell:3.0.0.1:*:*:*:*:*:*:*
gnome gnome-shell 3.0.0.2 cpe:2.3:a:gnome:gnome-shell:3.0.0.2:*:*:*:*:*:*:*
gnome gnome-shell 3.0.1 cpe:2.3:a:gnome:gnome-shell:3.0.1:*:*:*:*:*:*:*
gnome gnome-shell 3.0.2 cpe:2.3:a:gnome:gnome-shell:3.0.2:*:*:*:*:*:*:*
gnome gnome-shell 3.1.3 cpe:2.3:a:gnome:gnome-shell:3.1.3:*:*:*:*:*:*:*
gnome gnome-shell 3.1.4 cpe:2.3:a:gnome:gnome-shell:3.1.4:*:*:*:*:*:*:*
gnome gnome-shell 3.1.90 cpe:2.3:a:gnome:gnome-shell:3.1.90:*:*:*:*:*:*:*
gnome gnome-shell 3.1.90.1 cpe:2.3:a:gnome:gnome-shell:3.1.90.1:*:*:*:*:*:*:*
gnome gnome-shell 3.1.91 cpe:2.3:a:gnome:gnome-shell:3.1.91:*:*:*:*:*:*:*
gnome gnome-shell 3.1.91.1 cpe:2.3:a:gnome:gnome-shell:3.1.91.1:*:*:*:*:*:*:*
gnome gnome-shell 3.1.92 cpe:2.3:a:gnome:gnome-shell:3.1.92:*:*:*:*:*:*:*
gnome gnome-shell 3.2.0 cpe:2.3:a:gnome:gnome-shell:3.2.0:*:*:*:*:*:*:*
gnome gnome-shell 3.2.1 cpe:2.3:a:gnome:gnome-shell:3.2.1:*:*:*:*:*:*:*
gnome gnome-shell 3.2.2 cpe:2.3:a:gnome:gnome-shell:3.2.2:*:*:*:*:*:*:*
gnome gnome-shell 3.2.2.1 cpe:2.3:a:gnome:gnome-shell:3.2.2.1:*:*:*:*:*:*:*
gnome gnome-shell 3.3.2 cpe:2.3:a:gnome:gnome-shell:3.3.2:*:*:*:*:*:*:*
gnome gnome-shell 3.3.3 cpe:2.3:a:gnome:gnome-shell:3.3.3:*:*:*:*:*:*:*
gnome gnome-shell 3.3.5 cpe:2.3:a:gnome:gnome-shell:3.3.5:*:*:*:*:*:*:*
gnome gnome-shell 3.3.90 cpe:2.3:a:gnome:gnome-shell:3.3.90:*:*:*:*:*:*:*
gnome gnome-shell 3.3.91 cpe:2.3:a:gnome:gnome-shell:3.3.91:*:*:*:*:*:*:*
gnome gnome-shell 3.3.92 cpe:2.3:a:gnome:gnome-shell:3.3.92:*:*:*:*:*:*:*
gnome gnome-shell 3.4.0 cpe:2.3:a:gnome:gnome-shell:3.4.0:*:*:*:*:*:*:*
gnome gnome-shell 3.4.1 cpe:2.3:a:gnome:gnome-shell:3.4.1:*:*:*:*:*:*:*
gnome gnome-shell 3.4.2 cpe:2.3:a:gnome:gnome-shell:3.4.2:*:*:*:*:*:*:*
gnome gnome-shell 3.5.2 cpe:2.3:a:gnome:gnome-shell:3.5.2:*:*:*:*:*:*:*
gnome gnome-shell 3.5.3 cpe:2.3:a:gnome:gnome-shell:3.5.3:*:*:*:*:*:*:*
gnome gnome-shell 3.5.4 cpe:2.3:a:gnome:gnome-shell:3.5.4:*:*:*:*:*:*:*
gnome gnome-shell 3.5.90 cpe:2.3:a:gnome:gnome-shell:3.5.90:*:*:*:*:*:*:*
gnome gnome-shell 3.5.91 cpe:2.3:a:gnome:gnome-shell:3.5.91:*:*:*:*:*:*:*
gnome gnome-shell 3.5.92 cpe:2.3:a:gnome:gnome-shell:3.5.92:*:*:*:*:*:*:*
gnome gnome-shell 3.6.0 cpe:2.3:a:gnome:gnome-shell:3.6.0:*:*:*:*:*:*:*
gnome gnome-shell 3.6.1 cpe:2.3:a:gnome:gnome-shell:3.6.1:*:*:*:*:*:*:*
gnome gnome-shell 3.6.2 cpe:2.3:a:gnome:gnome-shell:3.6.2:*:*:*:*:*:*:*
gnome gnome-shell 3.6.3 cpe:2.3:a:gnome:gnome-shell:3.6.3:*:*:*:*:*:*:*
gnome gnome-shell 3.6.3.1 cpe:2.3:a:gnome:gnome-shell:3.6.3.1:*:*:*:*:*:*:*
gnome gnome-shell 3.7.1 cpe:2.3:a:gnome:gnome-shell:3.7.1:*:*:*:*:*:*:*
gnome gnome-shell 3.7.2 cpe:2.3:a:gnome:gnome-shell:3.7.2:*:*:*:*:*:*:*
gnome gnome-shell 3.7.2.1 cpe:2.3:a:gnome:gnome-shell:3.7.2.1:*:*:*:*:*:*:*
gnome gnome-shell 3.7.3 cpe:2.3:a:gnome:gnome-shell:3.7.3:*:*:*:*:*:*:*
gnome gnome-shell 3.7.3.1 cpe:2.3:a:gnome:gnome-shell:3.7.3.1:*:*:*:*:*:*:*
gnome gnome-shell 3.7.4 cpe:2.3:a:gnome:gnome-shell:3.7.4:*:*:*:*:*:*:*
gnome gnome-shell 3.7.4.1 cpe:2.3:a:gnome:gnome-shell:3.7.4.1:*:*:*:*:*:*:*
gnome gnome-shell 3.7.5 cpe:2.3:a:gnome:gnome-shell:3.7.5:*:*:*:*:*:*:*
gnome gnome-shell 3.7.91 cpe:2.3:a:gnome:gnome-shell:3.7.91:*:*:*:*:*:*:*
gnome gnome-shell 3.7.92 cpe:2.3:a:gnome:gnome-shell:3.7.92:*:*:*:*:*:*:*
gnome gnome-shell 3.8.0 cpe:2.3:a:gnome:gnome-shell:3.8.0:*:*:*:*:*:*:*
gnome gnome-shell 3.8.0.1 cpe:2.3:a:gnome:gnome-shell:3.8.0.1:*:*:*:*:*:*:*
gnome gnome-shell 3.8.1 cpe:2.3:a:gnome:gnome-shell:3.8.1:*:*:*:*:*:*:*
gnome gnome-shell 3.8.2 cpe:2.3:a:gnome:gnome-shell:3.8.2:*:*:*:*:*:*:*
gnome gnome-shell 3.8.3 cpe:2.3:a:gnome:gnome-shell:3.8.3:*:*:*:*:*:*:*
gnome gnome-shell 3.8.4 cpe:2.3:a:gnome:gnome-shell:3.8.4:*:*:*:*:*:*:*
gnome gnome-shell 3.9.1 cpe:2.3:a:gnome:gnome-shell:3.9.1:*:*:*:*:*:*:*
gnome gnome-shell 3.9.2 cpe:2.3:a:gnome:gnome-shell:3.9.2:*:*:*:*:*:*:*
gnome gnome-shell 3.9.3 cpe:2.3:a:gnome:gnome-shell:3.9.3:*:*:*:*:*:*:*
gnome gnome-shell 3.9.4 cpe:2.3:a:gnome:gnome-shell:3.9.4:*:*:*:*:*:*:*
gnome gnome-shell 3.9.5 cpe:2.3:a:gnome:gnome-shell:3.9.5:*:*:*:*:*:*:*
gnome gnome-shell 3.9.90 cpe:2.3:a:gnome:gnome-shell:3.9.90:*:*:*:*:*:*:*
gnome gnome-shell 3.9.91 cpe:2.3:a:gnome:gnome-shell:3.9.91:*:*:*:*:*:*:*

References for CVE-2013-7221

cvelogic Threat Intelligence