Detections
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Oracle Linux 9 : mod_auth_openidc (ELSA-2025-9396)

high Nessus Plugin ID 240437

Synopsis

The remote Oracle Linux host is missing a security update.

Description

The remote Oracle Linux 9 host has a package installed that is affected by a vulnerability as referenced in the ELSA-2025-9396 advisory.

 [2.4.10-1.el9_6.2] Resolves: RHEL-95948 - mod_auth_openidc: DoS via Empty POST in mod_auth_openidc with OIDCPreservePost Enabled (CVE-2025-3891)

Tenable has extracted the preceding description block directly from the Oracle Linux security advisory.

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number.

Solution

Update the affected mod_auth_openidc package.

See Also

https://linux.oracle.com/errata/ELSA-2025-9396.html

Plugin Details

Severity: High

ID: 240437

File Name: oraclelinux_ELSA-2025-9396.nasl

Version: 1.1

Type: local

Agent: unix

Published: 6/25/2025

Updated: 6/25/2025

Supported Sensors: Continuous Assessment, Frictionless Assessment Agent, Nessus Agent, Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 4.4

CVSS v2

Risk Factor: High

Base Score: 7.8

Temporal Score: 5.8

Vector: CVSS2#AV:N/AC:L/Au:N/C:N/I:N/A:C

CVSS Score Source: CVE-2025-3891

CVSS v3

Risk Factor: High

Base Score: 7.5

Temporal Score: 6.5

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Temporal Vector: CVSS:3.0/E:U/RL:O/RC:C

Vulnerability Information

CPE: cpe:/o:oracle:linux:9, p-cpe:/a:oracle:linux:mod_auth_openidc

Required KB Items: Host/OracleLinux, Host/RedHat/release, Host/RedHat/rpm-list, Host/local_checks_enabled

Exploit Ease: No known exploits are available

Patch Publication Date: 6/23/2025

Vulnerability Publication Date: 4/17/2025

Reference Information

CVE: CVE-2025-3891

IAVB: 2025-B-0058