Incorrect default permissions in SonicWall Global VPN client - CVE-2021-20037
Published: September 21, 2021 / Updated: April 28, 2022
Vulnerability identifier: #VU56750
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2021-20037
CWE-ID: CWE-276
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vendor: SonicWall
Affected software:
SonicWall Global VPN client
SonicWall Global VPN client
Detailed vulnerability description
The vulnerability allows a local user to escalate privileges on the system.
The vulnerability exists due to incorrect default permissions for files and folders that are set by the installer application. A local user with access to the system can view contents of files and directories or modify them.
How to mitigate CVE-2021-20037
Install updates from vendor's website.