Vulnerability in Lavasoft Web Companion
CVE-2020-37102
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.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.001 (2.0th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 2nd percentile — 2.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.001 · newest: 0.001 · change: +0.000
Affected products
- Lavasoft Web Companion — versions 4.9.2159
Weakness classification (CWE)
References
- www.exploit-db.com/exploits/47852 (exploit)
- webcompanion.com/ (product)
- webcompanion.com/LP-WC002/index.php (product)
- www.vulncheck.com/advisories/adaware-web-companion-wcassistantservice-unquoted-… (third-party-advisory)
Frequently asked questions
- What is CVE-2020-37102?
- CVE-2020-37102 is a high-severity vulnerability in Lavasoft Web Companion, classified under Unquoted Search Path or Element. CVSS score: 7.8/10. Published 2026-02-03.
- How severe is CVE-2020-37102?
- High severity. CVSS v3 base score is 7.8 out of 10.