CVE-2005-4534

The shadow database feature (syncshadowdb) in Bugzilla 2.9 through 2.16.10 allows local users to overwrite arbitrary files via a symlink attack on temporary files.

Published: 2005-12-27 Last update: 2026-06-16 Assigner: [email protected] Source: [email protected]

Conclusion & alert: CVE-2005-4534 is rated Moderate Risk (57.8/100): CVSS High severity, with medium exploitation likelihood (EPSS 1.54%). 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-2005-4534

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 2025-03-30 1.66% 1.54% -0.12%
2 2025-03-29 1.54% 1.66% +0.12%
3 2025-03-19 1.54%

Full EPSS history (7 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2005-4534

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-2005-4534

OS Trackers for CVE-2005-4534

vendor priority summary link
ubuntu medium CVE-2005-4534 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-2005-4534

Affected software / configurations for CVE-2005-4534

Vendor Product Version Raw CPE
mozilla bugzilla 2.9 cpe:2.3:a:mozilla:bugzilla:2.9:*:*:*:*:*:*:*
mozilla bugzilla 2.10 cpe:2.3:a:mozilla:bugzilla:2.10:*:*:*:*:*:*:*
mozilla bugzilla 2.12 cpe:2.3:a:mozilla:bugzilla:2.12:*:*:*:*:*:*:*
mozilla bugzilla 2.14 cpe:2.3:a:mozilla:bugzilla:2.14:*:*:*:*:*:*:*
mozilla bugzilla 2.14.1 cpe:2.3:a:mozilla:bugzilla:2.14.1:*:*:*:*:*:*:*
mozilla bugzilla 2.14.2 cpe:2.3:a:mozilla:bugzilla:2.14.2:*:*:*:*:*:*:*
mozilla bugzilla 2.14.3 cpe:2.3:a:mozilla:bugzilla:2.14.3:*:*:*:*:*:*:*
mozilla bugzilla 2.14.4 cpe:2.3:a:mozilla:bugzilla:2.14.4:*:*:*:*:*:*:*
mozilla bugzilla 2.14.5 cpe:2.3:a:mozilla:bugzilla:2.14.5:*:*:*:*:*:*:*
mozilla bugzilla 2.16 cpe:2.3:a:mozilla:bugzilla:2.16:*:*:*:*:*:*:*
mozilla bugzilla 2.16.1 cpe:2.3:a:mozilla:bugzilla:2.16.1:*:*:*:*:*:*:*
mozilla bugzilla 2.16.2 cpe:2.3:a:mozilla:bugzilla:2.16.2:*:*:*:*:*:*:*
mozilla bugzilla 2.16.3 cpe:2.3:a:mozilla:bugzilla:2.16.3:*:*:*:*:*:*:*
mozilla bugzilla 2.16.4 cpe:2.3:a:mozilla:bugzilla:2.16.4:*:*:*:*:*:*:*
mozilla bugzilla 2.16.5 cpe:2.3:a:mozilla:bugzilla:2.16.5:*:*:*:*:*:*:*
mozilla bugzilla 2.16.6 cpe:2.3:a:mozilla:bugzilla:2.16.6:*:*:*:*:*:*:*
mozilla bugzilla 2.16.7 cpe:2.3:a:mozilla:bugzilla:2.16.7:*:*:*:*:*:*:*
mozilla bugzilla 2.16.8 cpe:2.3:a:mozilla:bugzilla:2.16.8:*:*:*:*:*:*:*
mozilla bugzilla 2.16.9 cpe:2.3:a:mozilla:bugzilla:2.16.9:*:*:*:*:*:*:*
mozilla bugzilla 2.16.10 cpe:2.3:a:mozilla:bugzilla:2.16.10:*:*:*:*:*:*:*

References for CVE-2005-4534

cvelogic Threat Intelligence