CVE-2022-29404

httpd: mod_lua: DoS in r:parsebody

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Severity

Moderate

Red Hat Product Security

7.5

CVSS 3.1

Review impact separately from score.

Published · June 8, 2022

Updated · June 28, 2026

Description

A flaw was found in the mod_lua module of httpd. A malicious request to a Lua script that calls parsebody(0) can lead to a denial of service due to no default limit on the possible input size.

Statement

httpd as shipped with Red Hat Enterprise Linux 6, is not affected by this flaw because it does not ship mod_lua.

CVSS score applicability

The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.

Mitigation

Disabling mod_lua and restarting httpd will mitigate this flaw.

CVSS / CWE

CVSS 3.1 · 7.5
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

CWE-770 · Allocation of Resources Without Limits or Throttling