CVE-2021-47945 Argus Surveillance DVR 4.0 Unquoted Service Path Privilege Escalation
Local attackers can escalate privileges to LocalSystem by placing a malicious executable in the Program Files directory due to an unquoted service path.
- 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-2021-47945?
CVE-2021-47945 is a high-severity vulnerability in Argus Surveillance DVR, published on 10 May 2026. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
Argus Surveillance DVR 4.0 contains an unquoted service path vulnerability in the DVRWatchdog service that allows local attackers to escalate privileges by exploiting the service binary path. Attackers can place a malicious executable in the Program Files directory to be executed with LocalSystem privileges when the service starts.
Weakness: CWE-428
Which versions are affected by CVE-2021-47945?
How do I fix CVE-2021-47945?
No fix has been published for CVE-2021-47945 yet. Limit exposure of the affected software until one is available.
Is CVE-2021-47945 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2021-47945 exists.
Sources
Also known as GHSA-pqmp-p9qx-ffmj.