Vulnerability in KDE Ksirc

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 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.

Published · last modified .

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H.

EPSS exploit prediction

EPSS: 0.106 (95.6th percentile), scored .

Moderate probability of exploitation in the next 30 days — watch for active exploitation reports. 96th percentile — 95.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2006-6811: held from 0.103 to 0.106.

EPSS over last 30 days · oldest: 0.103 · newest: 0.106 · change: +0.003

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2006-6811?
CVE-2006-6811 is a medium-severity vulnerability in KDE Ksirc, classified under Reachable Assertion. CVSS score: 6.5/10. Published 2006-12-29.
How severe is CVE-2006-6811?
Medium severity. CVSS v3 base score is 6.5 out of 10.