vulnerability

Apache HTTPD: CVE-2022-22721: Integer Overflow or Wraparound

Severity
6
CVSS
(AV:N/AC:M/Au:N/C:N/I:P/A:P)
Published
Mar 14, 2022
Added
Apr 25, 2022
Modified
Apr 9, 2026

Description

If LimitXMLRequestBody is set to allow request bodies larger than 350MB (defaults to 1M) on 32 bit systems an integer overflow happens which later causes out of bounds writes. This issue affects Apache HTTP Server 2.4.52 and earlier.

Solution

apache-httpd-upgrade-latest

References

    Title
    Rapid7 Labs

    2026 Global Threat Landscape Report

    The predictive window has collapsed. Exploitation follows disclosure in days. See how attackers are accelerating and how to stay ahead.