RHEL 8 : mod_auth_mellon (RHSA-2019:0985)

high Nessus Plugin ID 124671

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Synopsis

The remote Red Hat host is missing a security update for mod_auth_mellon.

Description

The remote Redhat Enterprise Linux 8 host has a package installed that is affected by a vulnerability as referenced in the RHSA-2019:0985 advisory.

The mod_auth_mellon module for the Apache HTTP Server is an authentication service that implements the SAML 2.0 federation protocol. The module grants access based on the attributes received in assertions generated by an IdP server.

Security Fix(es):

* mod_auth_mellon: authentication bypass in ECP flow (CVE-2019-3878)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

Tenable has extracted the preceding description block directly from the Red Hat Enterprise 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 RHEL mod_auth_mellon package based on the guidance in RHSA-2019:0985.

Plugin Details

Severity: High

ID: 124671

File Name: redhat-RHSA-2019-0985.nasl

Version: 1.9

Type: local

Agent: unix

Family: Red Hat Local Security Checks

Published: 5/7/2019

Updated: 11/5/2024

Supported Sensors: Frictionless Assessment AWS, Frictionless Assessment Azure, Frictionless Assessment Agent, Nessus Agent, Agentless Assessment, Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 6.7

Vendor

Vendor Severity: Important

CVSS v2

Risk Factor: Medium

Base Score: 6.8

Temporal Score: 5.3

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

CVSS Score Source: CVE-2019-3878

CVSS v3

Risk Factor: High

Base Score: 8.1

Temporal Score: 7.3

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

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

Vulnerability Information

CPE: p-cpe:/a:redhat:enterprise_linux:mod_auth_mellon, cpe:/o:redhat:enterprise_linux:8

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

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 5/7/2019

Vulnerability Publication Date: 3/26/2019

Reference Information

CVE: CVE-2019-3878

CWE: 305

RHSA: 2019:0985

Detections

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