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CVE-2006-6811
KsIRC 1.3.12 allows remote attackers to cause a denial of service (crash) via a long PRIVMSG string when connecting to an Internet Relay…
Medium6.5EPSS 10.6%
- Published
- Updated
- Reserved
- Assigned by
- mitre
Description
KsIRC 1.3.12 allows remote attackers to cause a denial of service (crash) via a long PRIVMSG string when connecting to an Internet Relay Chat (IRC) server, which causes an assertion failure and results in a NULL pointer dereference. NOTE: this issue was originally reported as a buffer overflow.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 3.1 | Medium6.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H |
- EPSS (exploitation in 30 days)
- 10.6% · top 4.2% 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 6.5.
Weakness
Affected products
n/a
- affected n/a
References (13)
- USN-409-1 (opens in a new tab)vendor-advisoryx_refsource_UBUNTUx_transferred
- https://issues.rpath.com/browse/RPL-922 (opens in a new tab)x_refsource_CONFIRMx_transferred
- 3023 (opens in a new tab)exploitx_refsource_EXPLOIT-DBx_transferred
- ADV-2006-5199 (opens in a new tab)vdb-entryx_refsource_VUPENx_transferred
- 20070109 [KDE Security Advisory] ksirc Denial of Service vulnerability (opens in a new tab)mailing-listx_refsource_BUGTRAQx_transferred
- 21790 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- MDKSA-2007:009 (opens in a new tab)vendor-advisoryx_refsource_MANDRIVAx_transferred
- http://www.kde.org/info/security/advisory-20070109-1.txt (opens in a new tab)x_refsource_CONFIRMx_transferred
- ksirc-privmsg-bo(31134) (opens in a new tab)vdb-entryx_refsource_XFx_transferred
- 33443 (opens in a new tab)vdb-entryx_refsource_OSVDBx_transferred
- 1017453 (opens in a new tab)vdb-entryx_refsource_SECTRACKx_transferred
- http://www.addict3d.org/index.php?page=viewarticle&trace=0&type=security&ID=8468 (opens in a new tab)x_refsource_MISCx_transferred
- GLSA-200701-26 (opens in a new tab)vendor-advisoryx_refsource_GENTOOx_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
[](https://trackcve.app/cve/CVE-2006-6811)Record last updated .