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.

Threat-Mapped Scoring

Score: 1.5

Priority: P4 - Informational (Low)

• S10 – Denial of Service

EPSS

Score: 0.0459
Percentile: 0.88782

CVSS Scoring

Mapped CWE(s)

• CWE-617 : Reachable Assertion

Affected Products

• cpe:2.3:a:kde:ksirc:1.3.12:*:*:*:*:*:*:*
• cpe:2.3:o:canonical:ubuntu_linux:5.10:*:*:*:*:*:*:*
• cpe:2.3:o:canonical:ubuntu_linux:6.06:*:*:*:*:*:*:*
• cpe:2.3:o:canonical:ubuntu_linux:6.10:*:*:*:*:*:*:*

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