Server-Side Request Forgery (SSRF) Affecting httpd:2.4/mod_md package, versions <1:2.0.8-8.module_el8.5.0+2609+b30d9eec

Q: How to fix?

<p>Upgrade <code>AlmaLinux:8</code> <code>httpd:2.4/mod_md</code> to version 1:2.0.8-8.module_el8.5.0+2609+b30d9eec or higher.<br>This issue was patched in <code>ALSA-2021:3816</code>.</p>

Threat Intelligence

Mature

96.78% (100^th percentile)

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Snyk ID SNYK-ALMALINUX8-HTTPD-5633067
published 28 May 2023
disclosed 12 Oct 2021

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Introduced: 12 Oct 2021

CVE-2021-40438 Open this link in a new tab CWE-918 Open this link in a new tab

How to fix?

Upgrade AlmaLinux:8 httpd:2.4/mod_md to version 1:2.0.8-8.module_el8.5.0+2609+b30d9eec or higher.
This issue was patched in ALSA-2021:3816.

NVD Description

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

Attack Vector (AV)

Network
Attack Complexity (AC)

High
Privileges Required (PR)

None
User Interaction (UI)

None

Scope (S)

Changed

Confidentiality (C)

High
Integrity (I)

High
Availability (A)

High

Server-Side Request Forgery (SSRF) Affecting httpd:2.4/mod_md package, versions <1:2.0.8-8.module_el8.5.0+2609+b30d9eec

Severity

Based on AlmaLinux security rating