CVE-2023-6116: Remote Code Execution without authentication using stack overflow

Severity: high (CVSS 8.9 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.7% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2024-04-26 · updated 2026-06-17
Weakness: CWE-121

Description

Team ENVY, a Security Research TEAM has found a flaw that allows for a remote code execution on the camera. An attacker could inject malicious into http request packets to execute arbitrary code. The manufacturer has released patch firmware for the flaw, please refer to the manufacturer's report for details and workarounds.

Affected products

Hanwha Vision Co., Ltd. XRN-420S: all versions

References

https://www.hanwhavision.com/wp-content/uploads/2024/04/NVR-DVR-Vulnerability-Report-CVE-2023-6116.pdf
https://www.hanwhavision.com/wp-content/uploads/2024/04/NVR-DVR-Vulnerability-Report-CVE-2023-6116.pdf

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