CVE-2018-7050

irssi: Null pointer dereference when an "empty" nick joins a channel

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Severity

Low

Red Hat Product Security

3.1

CVSS 3.0

Review impact separately from score.

Published · February 13, 2018

Updated · November 22, 2025

Description

A NULL pointer dereference was found in Irssi when an "empty" nick joins a channel. A remote attacker, who can control an IRC server, could crash IRC clients by leveraging this vulnerability.

CVSS score applicability

The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.

Mitigation

No mitigation is specified in collected source.

CVSS / CWE

CVSS 3.0 · 3.1
CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:N/A:L

CWE-476 · NULL Pointer Dereference