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AlmaLinux 8 : mod_auth_mellon (ALSA-2022:1934)

medium Nessus Plugin ID 161094

Synopsis

The remote AlmaLinux host is missing a security update.

Description

The remote AlmaLinux 8 host has packages installed that are affected by a vulnerability as referenced in the ALSA-2022:1934 advisory.

 - A flaw was found in mod_auth_mellon where it does not sanitize logout URLs properly. This issue could be used by an attacker to facilitate phishing attacks by tricking users into visiting a trusted web application URL that redirects to an external and potentially malicious server. The highest threat from this liability is to confidentiality and integrity. (CVE-2021-3639)

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_mellon and / or mod_auth_mellon-diagnostics packages.

See Also

https://errata.almalinux.org/8/ALSA-2022-1934.html

Plugin Details

Severity: Medium

ID: 161094

File Name: alma_linux_ALSA-2022-1934.nasl

Version: 1.4

Type: local

Published: 5/12/2022

Updated: 3/21/2023

Supported Sensors: Nessus

Risk Information

VPR

Risk Factor: Low

Score: 3.0

CVSS v2

Risk Factor: Medium

Base Score: 6.4

Temporal Score: 4.7

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

CVSS Score Source: CVE-2021-3639

CVSS v3

Risk Factor: Medium

Base Score: 6.1

Temporal Score: 5.3

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

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

Vulnerability Information

CPE: p-cpe:/a:alma:linux:mod_auth_mellon, p-cpe:/a:alma:linux:mod_auth_mellon-diagnostics, cpe:/o:alma:linux:8

Required KB Items: Host/local_checks_enabled, Host/AlmaLinux/release, Host/AlmaLinux/rpm-list, Host/cpu

Exploit Ease: No known exploits are available

Patch Publication Date: 5/10/2022

Vulnerability Publication Date: 12/17/2021

Reference Information

CVE: CVE-2021-3639