NULL Pointer Dereference Affecting httpd-devel package, versions <0:2.4.37-47.module+el8.6.0+14529+083145da.1


Severity

Recommended
medium

Based on CentOS security rating.

Threat Intelligence

EPSS
46.18% (99th percentile)

Do your applications use this vulnerable package?

In a few clicks we can analyze your entire application and see what components are vulnerable in your application, and suggest you quick fixes.

Test your applications
  • Snyk IDSNYK-CENTOS8-HTTPDDEVEL-2822526
  • published17 Aug 2021
  • disclosed5 Aug 2021

Introduced: 5 Aug 2021

CVE-2021-33193  (opens in a new tab)
CWE-476  (opens in a new tab)

How to fix?

Upgrade Centos:8 httpd-devel to version 0:2.4.37-47.module+el8.6.0+14529+083145da.1 or higher.

NVD Description

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

A crafted method sent through HTTP/2 will bypass validation and be forwarded by mod_proxy, which can lead to request splitting or cache poisoning. This issue affects Apache HTTP Server 2.4.17 to 2.4.48.

References

CVSS Base Scores

version 3.1