VULNERABILITY INTELLIGENCE

CVE-2009-1959

CVSS score5 MEDIUM
EPSS probability8.38%
CISA KEVNot currently listed
Published2009-06-08
Last modified2026-06-16
CVSS vectorAV:N/AC:L/Au:N/C:N/I:N/A:P

Description

Off-by-one error in the event_wallops function in fe-common/irc/fe-events.c in irssi 0.8.13 allows remote IRC servers to cause a denial of service (crash) via an empty command, which triggers a one-byte buffer under-read and a one-byte buffer underflow.

Primary references