RHEL 8 : mod_auth_openidc:2.3 (RHSA-2023:6940)

medium Nessus Plugin ID 185656

Synopsis

The remote Red Hat host is missing one or more security updates for mod_auth_openidc:2.3.

Description

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2023:6940 advisory.

The mod_auth_openidc is an OpenID Connect authentication module for Apache HTTP Server. It enables an Apache HTTP Server to operate as an OpenID Connect Relying Party and/or OAuth 2.0 Resource Server.

Security Fix(es):

* mod_auth_openidc: Open Redirect in oidc_validate_redirect_url() using tab character (CVE-2022-23527)

* mod_auth_openidc: NULL pointer dereference when OIDCStripCookies is set and a crafted Cookie header is supplied (CVE-2023-28625)

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.

Additional Changes:

For detailed information on changes in this release, see the Red Hat Enterprise Linux 8.9 Release Notes linked from 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 these issues but has instead relied only on the application's self-reported version number.

Solution

Update the RHEL mod_auth_openidc:2.3 package based on the guidance in RHSA-2023:6940.

See Also

http://www.nessus.org/u?819248f8

http://www.nessus.org/u?c312b7cb

https://access.redhat.com/security/updates/classification/#moderate

https://bugzilla.redhat.com/show_bug.cgi?id=2072469

https://bugzilla.redhat.com/show_bug.cgi?id=2141850

https://bugzilla.redhat.com/show_bug.cgi?id=2153655

https://bugzilla.redhat.com/show_bug.cgi?id=2184118

https://access.redhat.com/errata/RHSA-2023:6940

Plugin Details

Severity: Medium

ID: 185656

File Name: redhat-RHSA-2023-6940.nasl

Version: 1.2

Type: local

Agent: unix

Published: 11/14/2023

Updated: 11/7/2024

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

Risk Information

VPR

Risk Factor: Low

Score: 3.6

Vendor

Vendor Severity: Moderate

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-2022-23527

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:redhat:enterprise_linux:mod_auth_openidc, p-cpe:/a:redhat:enterprise_linux:cjose, p-cpe:/a:redhat:enterprise_linux:cjose-devel, cpe:/o:redhat:enterprise_linux:8

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

Exploit Ease: No known exploits are available

Patch Publication Date: 11/14/2023

Vulnerability Publication Date: 12/14/2022

Reference Information

CVE: CVE-2022-23527, CVE-2023-28625

CWE: 476, 601

RHSA: 2023:6940