Debian DLA-2298-1 : libapache2-mod-auth-openidc security update

medium Nessus Plugin ID 139098

Synopsis

The remote Debian host is missing a security update.

Description

Several issues have been found in libapache2-mod-auth-openidc, the OpenID Connect authentication module for the Apache HTTP server.

CVE-2019-14857

Insufficient validation of URLs leads to an Open Redirect vulnerability. An attacker may trick a victim into providing credentials for an OpenID provider by forwarding the request to an illegitimate website.

CVE-2019-20479

Due to insufficient validatation of URLs an Open Redirect vulnerability for URLs beginning with a slash and backslash could be abused.

CVE-2019-1010247

The OIDCRedirectURI page contains generated JavaScript code that uses a poll parameter as a string variable, thus might contain additional JavaScript code. This might result in Criss-Site Scripting (XSS).

For Debian 9 stretch, these problems have been fixed in version 2.1.6-1+deb9u1.

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-openid c

NOTE: Tenable Network Security has extracted the preceding description block directly from the DLA security advisory. Tenable has attempted to automatically clean and format it as much as possible without introducing additional issues.

Solution

Upgrade the affected libapache2-mod-auth-openidc package.

See Also

https://lists.debian.org/debian-lts-announce/2020/07/msg00028.html

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

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

Plugin Details

Severity: Medium

ID: 139098

File Name: debian_DLA-2298.nasl

Version: 1.3

Type: local

Agent: unix

Published: 7/30/2020

Updated: 2/27/2024

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

Risk Information

VPR

Risk Factor: Low

Score: 3.0

CVSS v2

Risk Factor: Medium

Base Score: 5.8

Temporal Score: 4.3

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

CVSS Score Source: CVE-2019-20479

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:debian:debian_linux:libapache2-mod-auth-openidc, cpe:/o:debian:debian_linux:9.0

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

Exploit Ease: No known exploits are available

Patch Publication Date: 7/29/2020

Vulnerability Publication Date: 7/19/2019

Reference Information

CVE: CVE-2019-1010247, CVE-2019-14857, CVE-2019-20479