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

Description

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.

Scores

EPSS (exploitation in 30 days)

1.5% · top 25% of all CVEs (3 Nov 2026)

Loading the EPSS history…

The list uses the assigner's score when there is one, then CISA's, then NVD's: High 7.5.

Weakness

• n/a

Affected products

• n/a

  • affected n/a

References (10)

• DSA-1208 (opens in a new tab)vendor-advisoryx_refsource_DEBIANx_transferred
• 302 (opens in a new tab)third-party-advisoryx_refsource_SREASONx_transferred
• 18218 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
• 16061 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
• 20051228 [BUGZILLA] Security advisory for Bugzilla < 2.16.11 (opens in a new tab)mailing-listx_refsource_BUGTRAQx_transferred
• 22826 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
• https://bugzilla.mozilla.org/show_bug.cgi?id=305353 (opens in a new tab)x_refsource_CONFIRMx_transferred
• http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=329387 (opens in a new tab)x_refsource_MISCx_transferred
• bugzilla-syncshadowdb-symlink(23863) (opens in a new tab)vdb-entryx_refsource_XFx_transferred
• 1015411 (opens in a new tab)vdb-entryx_refsource_SECTRACKx_transferred

Sources

The same CVE in the primary databases and aggregators, to check against.

• CVE.org record (opens in a new tab)
• CVE List JSON (GitHub) (opens in a new tab)
• NVD (opens in a new tab)
• FIRST EPSS (opens in a new tab)
• OSV.dev (opens in a new tab)
• GitHub Advisories (opens in a new tab)
• CIRCL Vulnerability-Lookup (opens in a new tab)

Badge for a README or a ticket

[![CVE-2005-4534](https://trackcve.app/badge/CVE-2005-4534.svg)](https://trackcve.app/cve/CVE-2005-4534)

Record last updated 7 Aug 2024, 23:46 UTC.