CVE-2021-47945

8.5 highEPSS 0.1%

High (8.5). EPSS 0.1% chance of exploitation in the next 30 days.

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.

Severity

CVSS 4.0

8.5 high

CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

CVSS 3.1

7.8 high

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

EPSS: 0.1% chance of exploitation in the next 30 days; higher than 1% of CVEs (scores of 2026-10-31)
CWE: CWE-428
Published: 2026-05-10
Modified: 2026-07-25
Record from: the NVD, synced 2026-10-19

References

https://www.exploit-db.com/exploits/50261
https://www.vulncheck.com/advisories/argus-surveillance-dvr-unquoted-service-path-privilege-escalation

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