Server-Side Request Forgery (SSRF) Affecting apache2 package, versions <2.4.38-3+deb10u6


Severity

Recommended
0.0
critical
0
10

Snyk's Security Team recommends NVD's CVSS assessment. Learn more

Threat Intelligence

Exploit Maturity
Mature
EPSS
96.7% (100th 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 Learn

Learn about Server-Side Request Forgery (SSRF) vulnerabilities in an interactive lesson.

Start learning
  • Snyk IDSNYK-DEBIAN10-APACHE2-1585740
  • published17 Sept 2021
  • disclosed16 Sept 2021

Introduced: 16 Sep 2021

CVE-2021-40438  (opens in a new tab)
CWE-918  (opens in a new tab)

How to fix?

Upgrade Debian:10 apache2 to version 2.4.38-3+deb10u6 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream apache2 package and not the apache2 package as distributed by Debian. See How to fix? for Debian:10 relevant fixed versions and status.

A crafted request uri-path can cause mod_proxy to forward the request to an origin server choosen by the remote user. This issue affects Apache HTTP Server 2.4.48 and earlier.

References

CVSS Scores

version 3.1