CVE-2008-1501

Severity: medium (CVSS 5.0 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 5.2% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2008-03-25 · updated 2026-06-16

Description

The send_user_mode function in s_user.c in (1) Undernet ircu 2.10.12.12 and earlier, (2) snircd 1.3.4 and earlier, and unspecified other ircu derivatives allows remote attackers to cause a denial of service (daemon crash) via a malformed MODE command.

Affected products

Ircu: through 2.10.12.12
Quakenet Snircd: through 1.3.4

References

http://hg.quakenet.org/snircd/rev/2da2b881d9f5
http://lists.grok.org.uk/pipermail/full-disclosure/2008-March/060906.html
http://osvdb.org/43613
http://secunia.com/advisories/29481
http://secunia.com/advisories/29486
http://securityreason.com/securityalert/3779
http://www.securityfocus.com/archive/1/489990/100/0/threaded
http://www.securityfocus.com/bid/28413
http://www.securitytracker.com/id?1019687
http://www.securitytracker.com/id?1019688
http://www.vupen.com/english/advisories/2008/0977
http://www.vupen.com/english/advisories/2008/0978

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