suse linux-enterprise-server CVE-2020-8013 in Suse and OpenSuse Products
Published on March 2, 2020

permissions: chkstat sets unintended setuid/capabilities for mrsh and wodim

product logo product logo
A UNIX Symbolic Link (Symlink) Following vulnerability in chkstat of SUSE Linux Enterprise Server 12, SUSE Linux Enterprise Server 15, SUSE Linux Enterprise Server 11 set permissions intended for specific binaries on other binaries because it erroneously followed symlinks. The symlinks can't be controlled by attackers on default systems, so exploitation is difficult. This issue affects: SUSE Linux Enterprise Server 12 permissions versions prior to 2015.09.28.1626-17.27.1. SUSE Linux Enterprise Server 15 permissions versions prior to 20181116-9.23.1. SUSE Linux Enterprise Server 11 permissions versions prior to 2013.1.7-0.6.12.1.

Vendor Advisory NVD

Vulnerability Analysis

CVE-2020-8013 can be exploited with local system access, requires user interaction and a small amount of user privileges. This vulnerability is consided to have a high level of attack complexity. The potential impact of an exploit of this vulnerability is considered to have no impact on confidentiality, with no impact on integrity, and no impact on availability.

Attack Vector:
LOCAL
Attack Complexity:
HIGH
Privileges Required:
LOW
User Interaction:
REQUIRED
Scope:
UNCHANGED
Confidentiality Impact:
NONE
Integrity Impact:
LOW
Availability Impact:
NONE

Weakness Type

What is an insecure temporary file Vulnerability?

The software attempts to access a file based on the filename, but it does not properly prevent that filename from identifying a link or shortcut that resolves to an unintended resource.

CVE-2020-8013 has been classified to as an insecure temporary file vulnerability or weakness.


Products Associated with CVE-2020-8013

stack.watch emails you whenever new vulnerabilities are published in Suse Linux Enterprise Server or OpenSuse Leap. Just hit a watch button to start following.

Suse Linux Enterprise Server
 
OpenSuse Leap
 

Affected Versions

SUSE Linux Enterprise Server 12: SUSE Linux Enterprise Server 15: SUSE Linux Enterprise Server 11:

Exploit Probability

EPSS
0.05%
Percentile
16.21%

EPSS (Exploit Prediction Scoring System) scores estimate the probability that a vulnerability will be exploited in the wild within the next 30 days. The percentile shows you how this score compares to all other vulnerabilities.