CVE-2021-29376
ircII Denial of Service Vulnerability
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.
INFO
Published Date :
March 30, 2021, 7:15 a.m.
Last Modified :
Nov. 21, 2024, 6:01 a.m.
Source :
[email protected]
Remotely Exploitable :
Yes !
Impact Score :
3.6
Exploitability Score :
3.9
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2021-29376.
| URL | Resource |
|---|---|
| http://www.eterna.com.au/ircii/ | Product Vendor Advisory |
| http://www.openwall.com/lists/oss-security/2021/03/30/4 | Mailing List Third Party Advisory |
| https://lists.debian.org/debian-lts-announce/2021/08/msg00022.html | Mailing List Third Party Advisory |
| https://lists.debian.org/debian-lts-announce/2021/08/msg00023.html | Mailing List Third Party Advisory |
| https://www.openwall.com/lists/oss-security/2021/03/24/2 | Mailing List Third Party Advisory |
| http://www.eterna.com.au/ircii/ | Product Vendor Advisory |
| http://www.openwall.com/lists/oss-security/2021/03/30/4 | Mailing List Third Party Advisory |
| https://lists.debian.org/debian-lts-announce/2021/08/msg00022.html | Mailing List Third Party Advisory |
| https://lists.debian.org/debian-lts-announce/2021/08/msg00023.html | Mailing List Third Party Advisory |
| https://www.openwall.com/lists/oss-security/2021/03/24/2 | Mailing List Third Party Advisory |
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2021-29376 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2021-29376 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
-
CVE Modified by af854a3a-2127-422b-91ae-364da2661108
Nov. 21, 2024
Action Type Old Value New Value Added Reference http://www.eterna.com.au/ircii/ Added Reference http://www.openwall.com/lists/oss-security/2021/03/30/4 Added Reference https://lists.debian.org/debian-lts-announce/2021/08/msg00022.html Added Reference https://lists.debian.org/debian-lts-announce/2021/08/msg00023.html Added Reference https://www.openwall.com/lists/oss-security/2021/03/24/2 -
CVE Modified by [email protected]
May. 14, 2024
Action Type Old Value New Value -
Modified Analysis by [email protected]
Sep. 21, 2021
Action Type Old Value New Value Changed Reference Type https://lists.debian.org/debian-lts-announce/2021/08/msg00022.html No Types Assigned https://lists.debian.org/debian-lts-announce/2021/08/msg00022.html Mailing List, Third Party Advisory Changed Reference Type https://lists.debian.org/debian-lts-announce/2021/08/msg00023.html No Types Assigned https://lists.debian.org/debian-lts-announce/2021/08/msg00023.html Mailing List, Third Party Advisory Added CPE Configuration OR *cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:* -
CVE Modified by [email protected]
Aug. 22, 2021
Action Type Old Value New Value Added Reference https://lists.debian.org/debian-lts-announce/2021/08/msg00023.html [No Types Assigned] -
CVE Modified by [email protected]
Aug. 21, 2021
Action Type Old Value New Value Added Reference https://lists.debian.org/debian-lts-announce/2021/08/msg00022.html [No Types Assigned] -
Initial Analysis by [email protected]
Apr. 02, 2021
Action Type Old Value New Value Added CVSS V2 NIST (AV:N/AC:L/Au:N/C:N/I:N/A:P) Added CVSS V3.1 NIST AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H Changed Reference Type http://www.eterna.com.au/ircii/ No Types Assigned http://www.eterna.com.au/ircii/ Product, Vendor Advisory Changed Reference Type http://www.openwall.com/lists/oss-security/2021/03/30/4 No Types Assigned http://www.openwall.com/lists/oss-security/2021/03/30/4 Mailing List, Third Party Advisory Changed Reference Type https://www.openwall.com/lists/oss-security/2021/03/24/2 No Types Assigned https://www.openwall.com/lists/oss-security/2021/03/24/2 Mailing List, Third Party Advisory Added CWE NIST NVD-CWE-noinfo Added CPE Configuration OR *cpe:2.3:a:eterna:ircii:*:*:*:*:*:*:*:* versions up to (excluding) 20210314 -
CVE Modified by [email protected]
Mar. 31, 2021
Action Type Old Value New Value Added Reference http://www.openwall.com/lists/oss-security/2021/03/30/4 [No Types Assigned]
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2021-29376 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2021-29376
weaknesses.
Exploit Prediction
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.
0.62 }} 0.31%
score
0.78619
percentile