CVE-2024-3653

undertow: A vulnerability was found in Undertow

CVE-2024-3653 is fixed in undertow on 1 platform by DEBIAN-CVE-2024-3653 (version 2.3.18-1), released July 8, 2024. It is not reported as exploited. Patch Radar priority: Routine.

Routine
CVSS
5.3
medium
Exploitation
None reported
No vendor assessment
CISA KEV
Not listed
Not in the Known Exploited Vulnerabilities catalog
EPSS
0.0187
79th percentile

A vulnerability was found in Undertow. This issue requires enabling the learning-push handler in the server's config, which is disabled by default, leaving the maxAge config in the handler unconfigured. The default is -1, which makes the handler vulnerable. If someone overwrites that config, the server is not subject to the attack. The attacker needs to be able to reach the server with a normal HTTP request.

Where it's fixed

ProductFixed inFixReleased
Linux
undertow · Debian 14 2.3.18-1 DEBIAN-CVE-2024-3653 Jul 8, 2024

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