CVE-2021-3690

State: Published
Severity: Not scored
Published: Aug 23, 2022
Updated: Aug 3, 2024
Reserved: Aug 9, 2021

Description

A flaw was found in Undertow. A buffer leak on the incoming WebSocket PONG message may lead to memory exhaustion. This flaw allows an attacker to cause a denial of service. The highest threat from this vulnerability is availability.

Scores

The record has no CVSS score.

Weaknesses

CWE-400 Uncontrolled Resource Consumption

Affected Products

Product	Versions
undertown/a	Fixed in 2.2.10.Final, 2.0.40.FinalAffected

References

https://issues.redhat.com/browse/UNDERTOW-1935
https://bugzilla.redhat.com/show_bug.cgi?id=1991299
https://access.redhat.com/security/cve/CVE-2021-3690
https://github.com/undertow-io/undertow/commit/c7e84a0b7efced38506d7d1dfea5902366973877

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