Code Injection in desktop - CVE-2020-8140
Published: March 20, 2020 / Updated: September 15, 2020
Vulnerability identifier: #VU46710
CSH Severity: Low
CVSS v4: 7.1 [CVSS:4.0/AV:L/AC:L/AT:P/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2020-8140
CWE-ID: CWE-94
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a local user to escalate privileges on the system.
The vulnerability exists due to improper input validation in Nextcloud Desktop Client for macOS when starting the client with DYLD_INSERT_LIBRARIES set in the environment. A local user can inject and execute arbitrary library on the system.
Affected software
desktop
How to mitigate CVE-2020-8140
Install updates from vendor's website.
desktop - update to 2.6.3