Untrusted search path in SonicWall Global VPN client - CVE-2021-20051

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Main Vulnerability Database Vulnerabilities #VU62671

Untrusted search path in SonicWall Global VPN client - CVE-2021-20051

Published: April 28, 2022


Vulnerability identifier: #VU62671
CSH Severity: Low
CVSSv4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2021-20051
CWE-ID: CWE-426
Exploitation vector: Local access
Exploit availability: No public exploit available
Vulnerable software:
SonicWall Global VPN client
Software vendor:
SonicWall

Description

The vulnerability allows a local user to escalate privileges on the system.

The vulnerability exists due to untrusted search path when loading .dll files in the installer component. An attacker can place a malicious .dll file into a folder along with SonicWall Global VPN Client installer and execute it with elevated privileges.


Remediation

Install updates from vendor's website.

External links