CVE-2020-37102

Adaware Web Companion 4.9.2159 - 'WCAssistantService' Unquoted Service Path

Adaware Web Companion 4.9.2159 contains an unquoted service path vulnerability in the WCAssistantService that allows local attackers to potentially execute arbitrary code. Attackers can exploit the unquoted binary path to inject malicious executables that will be run with LocalSystem privileges during service startup.

Affected

Lavasoft · Web Companion

CVSS v4.0 VULNCHECK

8.5 HIGHCVSS: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:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

CVSS v3.1 VULNCHECK

7.8 HIGHCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

EPSS

0.14% chance of exploitation in the next 30 days, 3rd percentile

Published

2026-02-03

Updated

2026-03-05

Proof-of-concept exploits (1)

• https://www.exploit-db.com/exploits/47852

References

• CVE Record
• NVD entry