CVE-2020-13882

Published Jun 18, 2020

Last updated a year ago

Overview

Description
CISOfy Lynis before 3.0.0 has Incorrect Access Control because of a TOCTOU race condition. The routine to check the log and report file permissions was not working as intended and could be bypassed locally. Because of the race, an unprivileged attacker can set up a log and report file, and control that up to the point where the specific routine is doing its check. After that, the file can be removed, recreated, and used for additional attacks.
Source
cve@mitre.org
NVD status
Modified

Risk scores

CVSS 3.1

Type
Primary
Base score
4.2
Impact score
3.4
Exploitability score
0.8
Vector string
CVSS:3.1/AV:L/AC:H/PR:L/UI:R/S:U/C:L/I:L/A:L
Severity
MEDIUM

CVSS 2.0

Type
Primary
Base score
3.7
Impact score
6.4
Exploitability score
1.9
Vector string
AV:L/AC:H/Au:N/C:P/I:P/A:P

Weaknesses

nvd@nist.gov
CWE-367

Social media

Hype score
Not currently trending

Configurations