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CVE-2023-7227

Status: ModifiedCritical (9.8)—
Severity9.8Critical · CVSS 3.1
Exploitation probability1.28 %higher than 70% of CVEs
Active exploitationNonot in the CISA catalog
Public exploitNot knownno public code found

SystemK NVR 504/508/516 versions 2.3.5SK.30084998 and prior are vulnerable to a command injection vulnerability in the dynamic domain name system (DDNS) settings that could allow an attacker to execute arbitrary commands with root privileges.

CVSS

Base score
9.8
Version
3.1
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Exploitation probability (EPSS)

Probability of exploitation in the next 30 days
1.28 %
Percentile among all scored CVEs
70
Score date
10/22/2026

EPSS (Exploit Prediction Scoring System, FIRST) estimates how likely a vulnerability is to be exploited in the wild within 30 days. It complements CVSS (impact) and CISA KEV (confirmed exploitation).

Affected technologies (3)

Systemk-corp — NVR 504 FirmwareSystemk-corp — NVR 508 FirmwareSystemk-corp — NVR 516 Firmware

CWEs

References

Show 2 references

Raw JSON (NVD)

Show
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    },
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    }
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