CVE-2013-1672

The Mozilla Maintenance Service in Mozilla Firefox before 21.0, Firefox ESR 17.x before 17.0.6, Thunderbird before 17.0.6, and Thunderbird ESR 17.x before 17.0.6 on Windows allows local users to bypass integrity verification and gain privileges via vectors involving junctions.

Published: 2013-05-16 Last update: 2026-06-16 Assigner: [email protected] Source: [email protected]

Conclusion & alert: CVE-2013-1672 is rated Low Risk (36.6/100): CVSS Medium severity, with low exploitation likelihood (EPSS 0.33%). 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-2013-1672

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 2026-06-15 0.04% 0.33% +0.29%
2 2023-03-07 0.89% 0.04% -0.85%
3 2022-02-04 0.89%

Full EPSS history (3 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2013-1672

CVSS metrics for this CVE.

Base score Version Severity Vector Exploitability Impact Score source
6.9 2.0 MEDIUM
AV:L/AC:M/Au:N/C:C/I:C/A:C 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:C)
Complete confidentiality impact.
Integrity impact (I:C)
Complete integrity impact.
Availability impact (A:C)
Complete availability impact.
3.4 10.0 [email protected]

Weakness enumeration for CVE-2013-1672

OS Trackers for CVE-2013-1672

vendor priority summary link
ubuntu medium CVE-2013-1672 medium priority: Ubuntu including 2 source packages (firefox, thunderbird), 10 status rows across 5 suites (lucid, precise, quantal, raring, upstream): not-affected 6, ignored 2, released 2. https://ubuntu.com/security/CVE-2013-1672

Affected software / configurations for CVE-2013-1672

Vendor Product Version Raw CPE
mozilla firefox <= 20.0.1 cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:*
mozilla firefox 19.0 cpe:2.3:a:mozilla:firefox:19.0:*:*:*:*:*:*:*
mozilla firefox 19.0.1 cpe:2.3:a:mozilla:firefox:19.0.1:*:*:*:*:*:*:*
mozilla firefox 19.0.2 cpe:2.3:a:mozilla:firefox:19.0.2:*:*:*:*:*:*:*
mozilla firefox 20.0 cpe:2.3:a:mozilla:firefox:20.0:*:*:*:*:*:*:*
mozilla firefox 17.0 cpe:2.3:a:mozilla:firefox:17.0:*:*:*:*:*:*:*
mozilla firefox 17.0.1 cpe:2.3:a:mozilla:firefox:17.0.1:*:*:*:*:*:*:*
mozilla firefox 17.0.2 cpe:2.3:a:mozilla:firefox:17.0.2:*:*:*:*:*:*:*
mozilla firefox 17.0.3 cpe:2.3:a:mozilla:firefox:17.0.3:*:*:*:*:*:*:*
mozilla firefox 17.0.4 cpe:2.3:a:mozilla:firefox:17.0.4:*:*:*:*:*:*:*
mozilla firefox 17.0.5 cpe:2.3:a:mozilla:firefox:17.0.5:*:*:*:*:*:*:*
mozilla thunderbird <= 17.0.5 cpe:2.3:a:mozilla:thunderbird:*:*:*:*:*:*:*:*
mozilla thunderbird 17.0 cpe:2.3:a:mozilla:thunderbird:17.0:*:*:*:*:*:*:*
mozilla thunderbird 17.0.1 cpe:2.3:a:mozilla:thunderbird:17.0.1:*:*:*:*:*:*:*
mozilla thunderbird 17.0.2 cpe:2.3:a:mozilla:thunderbird:17.0.2:*:*:*:*:*:*:*
mozilla thunderbird 17.0.3 cpe:2.3:a:mozilla:thunderbird:17.0.3:*:*:*:*:*:*:*
mozilla thunderbird 17.0.4 cpe:2.3:a:mozilla:thunderbird:17.0.4:*:*:*:*:*:*:*
mozilla thunderbird_esr <= 17.0.5 cpe:2.3:a:mozilla:thunderbird_esr:*:*:*:*:*:*:*:*
mozilla thunderbird_esr 17.0 cpe:2.3:a:mozilla:thunderbird_esr:17.0:*:*:*:*:*:*:*
mozilla thunderbird_esr 17.0.1 cpe:2.3:a:mozilla:thunderbird_esr:17.0.1:*:*:*:*:*:*:*
mozilla thunderbird_esr 17.0.2 cpe:2.3:a:mozilla:thunderbird_esr:17.0.2:*:*:*:*:*:*:*
mozilla thunderbird_esr 17.0.3 cpe:2.3:a:mozilla:thunderbird_esr:17.0.3:*:*:*:*:*:*:*
mozilla thunderbird_esr 17.0.4 cpe:2.3:a:mozilla:thunderbird_esr:17.0.4:*:*:*:*:*:*:*

References for CVE-2013-1672

cvelogic Threat Intelligence