CVE-2020-36985 IP Watcher v3.0.0.30 - 'PACService.exe' Unquoted Service Path

High 8.5 Published Updated

Local attackers can execute arbitrary code with elevated privileges by exploiting an unquoted service path in IP Watcher.

Exploited in the wild
Not known
Login needed
Any signed-in user
Attackable
Local or same network only
Victim action needed
Not needed
Fix
None listed

What is CVE-2020-36985?

CVE-2020-36985 is a high-severity vulnerability in Gearboxcomputers IP Watcher, published on 28 Jan 2026. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

IP Watcher 3.0.0.30 contains an unquoted service path vulnerability in its Windows service configuration that allows local attackers to execute arbitrary code. Attackers can exploit the unquoted binary path to inject malicious executables that will be launched with elevated LocalSystem privileges during service startup.

Weakness: CWE-428

Which versions are affected by CVE-2020-36985?

How do I fix CVE-2020-36985?

No fix has been published for CVE-2020-36985 yet. Limit exposure of the affected software until one is available.

Is CVE-2020-36985 being exploited?

There is no known exploitation of CVE-2020-36985 in the wild and no public exploit code.

Sources

Also known as GHSA-pg54-vgm7-p44x.

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