High severity7.5NVD Advisory· Published Mar 30, 2021· Updated Jun 17, 2026

CVE-2021-29376

Description

ircII before 20210314 allows remote attackers to cause a denial of service (segmentation fault and client crash, disconnecting the victim from an IRC server) via a crafted CTCP UTC message.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

Eterna/Ircii
cpe:2.3:a:eterna:ircii:*:*:*:*:*:*:*:*
Range: <20210314
Debian/linux
cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*
IrcII/ircIIcpe-rescue2 versions
(expand)+ 1 more
- (no CPE)
- (no CPE)range: <20210314

Patches

Vulnerability mechanics

References

www.eterna.com.au/ircii/nvdProductVendor Advisory
www.openwall.com/lists/oss-security/2021/03/30/4nvdMailing ListThird Party Advisory
lists.debian.org/debian-lts-announce/2021/08/msg00022.htmlnvdMailing ListThird Party Advisory
lists.debian.org/debian-lts-announce/2021/08/msg00023.htmlnvdMailing ListThird Party Advisory
www.openwall.com/lists/oss-security/2021/03/24/2nvdMailing ListThird Party Advisory

News mentions

No linked articles in our index yet.

cvss	0.488
epss	0.002
exploit	0.000
kev	0.000
patch	0.000
ransomware	0.000