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CVE-2021-3468 Detail

Description

A flaw was found in avahi in versions 0.6 up to 0.8. The event used to signal the termination of the client connection on the avahi Unix socket is not correctly handled in the client_work function, allowing a local attacker to trigger an infinite loop. The highest threat from this vulnerability is to the availability of the avahi service, which becomes unresponsive after this flaw is triggered.


Metrics

NVD enrichment efforts reference publicly available information to associate vector strings. CVSS information contributed by other sources is also displayed.
CVSS 4.0 Severity and Vector Strings:

NIST CVSS score
NIST: NVD
N/A
NVD assessment not yet provided.

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Hyperlink Resource
https://bugzilla.redhat.com/show_bug.cgi?id=1939614 Issue Tracking 
https://lists.debian.org/debian-lts-announce/2022/06/msg00009.html Mailing List  Third Party Advisory 
https://lists.debian.org/debian-lts-announce/2023/06/msg00028.html

Weakness Enumeration

CWE-ID CWE Name Source
CWE-835 Loop with Unreachable Exit Condition ('Infinite Loop') cwe source acceptance level NIST   Red Hat, Inc.  

Known Affected Software Configurations Switch to CPE 2.2

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Change History

5 change records found show changes

Quick Info

CVE Dictionary Entry:
CVE-2021-3468
NVD Published Date:
06/02/2021
NVD Last Modified:
06/21/2023
Source:
Red Hat, Inc.