CVE-2023-21416

Summary

CVE-2023-21416 is a recently disclosed vulnerability in the Axis Communications VAPIX API's dynamicoverlay.cgi. Sandro Poppi, a participant in the AXIS OS Bug Bounty Program, discovered this issue. The vulnerability exposes the overlay configuration page in the web interface of Axis devices to Denial-of-Service (DoS) attacks. An attacker can only exploit this flaw after gaining access with an operator- or administrator-level service account. The consequences of a successful exploitation are the same for all affected users. Axis has addressed this vulnerability by releasing patched AXIS OS versions. Users are encouraged to review the Axis security advisory for further details and solutions.

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