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CVE-2013-6404
Quassel core (server daemon) in Quassel IRC before 0.9.2 does not properly verify the user ID when accessing user backlogs, which allows…
Medium4.0EPSS 2.1%
- Published
- Updated
- Reserved
- Assigned by
- redhat
Description
Quassel core (server daemon) in Quassel IRC before 0.9.2 does not properly verify the user ID when accessing user backlogs, which allows remote authenticated users to read other users' backlogs via the bufferid in (1) 16/select_buffer_by_id.sql, (2) 16/select_buffer_by_id.sql, and (3) 16/select_buffer_by_id.sql in core/SQL/PostgreSQL/.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 2.0 | Medium4.0 | AV:N/AC:L/Au:S/C:P/I:N/A:N |
- EPSS (exploitation in 30 days)
- 2.1% · top 19% of all CVEs (5 Nov 2026)
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The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 4.0.
Weakness
Affected products
n/a
- affected n/a
References (8)
- https://github.com/quassel/quassel/commit/a1a24da (opens in a new tab)x_refsource_CONFIRMx_transferred
- openSUSE-SU-2013:1929 (opens in a new tab)vendor-advisoryx_refsource_SUSEx_transferred
- [oss-security] 20131127 Re: CVE Request: Quassel IRC - manipulated clients can access backlog of all users on a shared core (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
- http://quassel-irc.org/node/123 (opens in a new tab)x_refsource_CONFIRMx_transferred
- quasselirc-cve20136404-sec-bypass(89377) (opens in a new tab)vdb-entryx_refsource_XFx_transferred
- 55640 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- openSUSE-SU-2014:0114 (opens in a new tab)vendor-advisoryx_refsource_SUSEx_transferred
- 100432 (opens in a new tab)vdb-entryx_refsource_OSVDBx_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)
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[](https://trackcve.app/cve/CVE-2013-6404)Record last updated .