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.

7.5

CVSS

Severity: High

CVSS 3.1 •

CVSS 2.0 •

EPSS 4.29% Top 15%

Vendor Advisory com.au

Affected: n/a n/a

References

Link	Tags
https://www.openwall.com/lists/oss-security/2021/03/24/2	third party advisory mailing list
http://www.eterna.com.au/ircii/	product vendor advisory
http://www.openwall.com/lists/oss-security/2021/03/30/4	third party advisory mailing list
https://lists.debian.org/debian-lts-announce/2021/08/msg00022.html	third party advisory mailing list
https://lists.debian.org/debian-lts-announce/2021/08/msg00023.html	third party advisory mailing list

Frequently Asked Questions

What is the severity of CVE-2021-29376?: CVE-2021-29376 has been scored as a high severity vulnerability.
How to fix CVE-2021-29376?: To fix CVE-2021-29376, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2021-29376 being actively exploited in the wild?: It is possible that CVE-2021-29376 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~4% probability that this vulnerability will be exploited by malicious actors in the next 30 days.

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