Improper Input Validation Affecting httpd:2.4/mod_ssl package, versions <1:2.4.37-65.module_el8.10.0+4233+8b7d9181.9


Severity

Recommended
high

Based on AlmaLinux security rating.

Threat Intelligence

EPSS
0.68% (48th percentile)

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  • Snyk IDSNYK-ALMALINUX8-HTTPD-18232179
  • published23 Jul 2026
  • disclosed1 Jul 2026

Introduced: 1 Jul 2026

CVE-2024-42516  (opens in a new tab)
CWE-20  (opens in a new tab)

How to fix?

Upgrade AlmaLinux:8 httpd:2.4/mod_ssl to version 1:2.4.37-65.module_el8.10.0+4233+8b7d9181.9 or higher.
This issue was patched in ALSA-2026:42828.

NVD Description

Note: Versions mentioned in the description apply only to the upstream httpd:2.4/mod_ssl package and not the httpd:2.4/mod_ssl package as distributed by AlmaLinux. See How to fix? for AlmaLinux:8 relevant fixed versions and status.

HTTP response splitting in the core of Apache HTTP Server allows an attacker who can manipulate the Content-Type response headers of applications hosted or proxied by the server can split the HTTP response.

This vulnerability was described as CVE-2023-38709 but the patch included in Apache HTTP Server 2.4.59 did not address the issue.

Users are recommended to upgrade to version 2.4.64, which fixes this issue.

CVSS Base Scores

version 3.1