CVE-2021-47945

Argus Surveillance DVR 4.0 Unquoted Service Path Privilege Escalation

CVSS 8.5 HIGHEPSS 0.1%CWE-428

Vexday Risk Score

41Attention

SSVC decision (CISA)

Attend

PoC available → attend closely

CVSS 8.5EPSS 0.1%KEV nãoPoC públicaNuclei —Metasploit —Patch —

Lifecycle

10 May 2026Published on NVD

Recommendation: Plan a near-term fix — a public PoC already exists.

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.

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

Affected products

argus · Argus Surveillance DVR

public PoCs found — 1

cve_referencewww.exploit-db.com/exploits/50261unverified

⚠ Public resources, to assess the exposure of systems you control or are authorized to test. Test only with authorization.

Want to know if your infrastructure is exposed to this?

Talk to TrueHacking →

References

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