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Debian dla-3409 : libapache2-mod-auth-openidc - security update

medium Nessus Plugin ID 174970

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Synopsis

The remote Debian host is missing one or more security-related updates.

Description

The remote Debian 10 host has a package installed that is affected by multiple vulnerabilities as referenced in the dla-3409 advisory.

 - ------------------------------------------------------------------------- Debian LTS Advisory DLA-3409-1 [email protected] https://www.debian.org/lts/security/ Adrian Bunk April 30, 2023 https://wiki.debian.org/LTS
 - -------------------------------------------------------------------------

 Package : libapache2-mod-auth-openidc Version : 2.3.10.2-1+deb10u2 CVE ID : CVE-2019-20479 CVE-2021-32785 CVE-2021-32786 CVE-2021-32791 CVE-2021-32792 CVE-2023-28625 Debian Bug : 991580 991581 991582 991583 1033916

 Several vulnerabilities were fixed in libapache2-mod-auth-openidc, an OpenID Connect Relying Party implementation for Apache.

 CVE-2019-20479

 Insufficient validatation of URLs beginning with a slash and backslash.

 CVE-2021-32785

 Crash when using an unencrypted Redis cache.

 CVE-2021-32786

 Open Redirect vulnerability in the logout functionality.

 CVE-2021-32791

 AES GCM encryption in used static IV and AAD.

 CVE-2021-32792

 XSS vulnerability when using OIDCPreservePost.

 CVE-2023-28625

 NULL pointer dereference with OIDCStripCookies.

 For Debian 10 buster, these problems have been fixed in version 2.3.10.2-1+deb10u2.

 We recommend that you upgrade your libapache2-mod-auth-openidc packages.

 For the detailed security status of libapache2-mod-auth-openidc please refer to its security tracker page at:
 https://security-tracker.debian.org/tracker/libapache2-mod-auth-openidc

 Further information about Debian LTS security advisories, how to apply these updates to your system and frequently asked questions can be found at: https://wiki.debian.org/LTS

Tenable has extracted the preceding description block directly from the Debian 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

Upgrade the libapache2-mod-auth-openidc packages.

See Also

http://www.nessus.org/u?0371ebc9

https://packages.debian.org/source/buster/libapache2-mod-auth-openidc

https://security-tracker.debian.org/tracker/CVE-2019-20479

https://security-tracker.debian.org/tracker/CVE-2021-32785

https://security-tracker.debian.org/tracker/CVE-2021-32786

https://security-tracker.debian.org/tracker/CVE-2021-32791

https://security-tracker.debian.org/tracker/CVE-2021-32792

https://security-tracker.debian.org/tracker/CVE-2023-28625

Plugin Details

Severity: Medium

ID: 174970

File Name: debian_DLA-3409.nasl

Version: 1.2

Type: local

Agent: unix

Published: 5/1/2023

Updated: 1/22/2025

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

Risk Information

VPR

Risk Factor: Medium

Score: 4.4

CVSS v2

Risk Factor: Medium

Base Score: 5.8

Temporal Score: 4.5

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

CVSS Score Source: CVE-2021-32786

CVSS v3

Risk Factor: Medium

Base Score: 6.1

Temporal Score: 5.5

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:P/RL:O/RC:C

CVSS Score Source: CVE-2021-32792

Vulnerability Information

CPE: cpe:/o:debian:debian_linux:10.0, p-cpe:/a:debian:debian_linux:libapache2-mod-auth-openidc

Required KB Items: Host/local_checks_enabled, Host/Debian/release, Host/Debian/dpkg-l

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 4/30/2023

Vulnerability Publication Date: 2/20/2020

Reference Information

CVE: CVE-2019-20479, CVE-2021-32785, CVE-2021-32786, CVE-2021-32791, CVE-2021-32792, CVE-2023-28625