CVE-2021-20047

HIGH

Sonicwall Global VPN Client < 4.10.6 - Uncontrolled Search Path

Title source: rule

Description

SonicWall Global VPN client version 4.10.6 (32-bit and 64-bit) and earlier have a DLL Search Order Hijacking vulnerability. Successful exploitation via a local attacker could result in remote code execution in the target system.

References (1)

[Vendor Advisory] https://psirt.global.sonicwall.com/vuln-detail/SNWLID-2021-0025

Scores

CVSS v3 7.8

EPSS 0.0008

EPSS Percentile 24.0%

Attack Vector LOCAL

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Classification

CWE

CWE-427

Status published

Affected Products (2)

sonicwall/global_vpn_client < 4.10.6

Timeline

Published Dec 08, 2021

Tracked Since Feb 18, 2026