Description

A flaw was found in the mod_auth_openidc module for Apache httpd. This flaw allows a remote, unauthenticated attacker to trigger a denial of service by sending an empty POST request when the OIDCPreservePost directive is enabled. The server crashes consistently, affecting availability.

INFO

Published Date :

2025-04-29T11:56:50.808Z

Last Modified :

2025-04-29T13:28:56.905Z

Source :

redhat
AFFECTED PRODUCTS

The following products are affected by CVE-2025-3891 vulnerability.

Vendors Products
Redhat
  • Enterprise Linux
REFERENCES

Here, you will find a curated list of external links that provide in-depth information to CVE-2025-3891.

URL Resource
https://access.redhat.com/security/cve/CVE-2025-3891 cve-icon cve-icon
https://bugzilla.redhat.com/show_bug.cgi?id=2361633 cve-icon cve-icon
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CVSS Vulnerability Scoring System

Detailed values of each vector for above chart.
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality Impact
Integrity Impact
Availability Impact