CVE-2005-3139

Bugzilla 2.19.1 through 2.20rc2 and 2.21, with user matching turned on in substring mode, allows attackers to list all users whose names match an arbitrary substring, even when the usevisibilitygroups parameter is set.

Published: 2005-10-05 Last update: 2026-06-16 Assigner: [email protected] Source: [email protected]

Conclusion & alert: CVE-2005-3139 is rated Moderate Risk (40.5/100): CVSS Medium severity, with medium exploitation likelihood (EPSS 0.97%). Mandatory action: Review affected assets and schedule 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-2005-3139

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 0.59% 0.97% +0.38%
2 2025-03-30 0.66% 0.59% -0.07%
3 2025-03-29 0.66%

Full EPSS history (8 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2005-3139

CVSS metrics for this CVE.

Base score Version Severity Vector Exploitability Impact Score source
5.0 2.0 MEDIUM
AV:N/AC:L/Au:N/C:P/I:N/A:N 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:N)
No integrity impact.
Availability impact (A:N)
No availability impact.
10.0 2.9 [email protected]

Weakness enumeration for CVE-2005-3139

OS Trackers for CVE-2005-3139

vendor priority summary link
ubuntu medium CVE-2005-3139 medium priority: Ubuntu including 1 source packages (bugzilla), 5 status rows across 5 suites (dapper, edgy, feisty, gutsy, upstream): not-affected 4, released 1. https://ubuntu.com/security/CVE-2005-3139

Affected software / configurations for CVE-2005-3139

Vendor Product Version Raw CPE
mozilla bugzilla 2.19.1 cpe:2.3:a:mozilla:bugzilla:2.19.1:*:*:*:*:*:*:*
mozilla bugzilla 2.19.2 cpe:2.3:a:mozilla:bugzilla:2.19.2:*:*:*:*:*:*:*
mozilla bugzilla 2.19.3 cpe:2.3:a:mozilla:bugzilla:2.19.3:*:*:*:*:*:*:*
mozilla bugzilla 2.20 cpe:2.3:a:mozilla:bugzilla:2.20:rc1:*:*:*:*:*:*
mozilla bugzilla 2.20 cpe:2.3:a:mozilla:bugzilla:2.20:rc2:*:*:*:*:*:*
mozilla bugzilla 2.21 cpe:2.3:a:mozilla:bugzilla:2.21:*:*:*:*:*:*:*

References for CVE-2005-3139

cvelogic Threat Intelligence