During internal Axis Security Development Model (ASDM) threat-modelling, a flaw was found in the protection for device tampering (commonly known as Secure Boot) in AXIS OS making it vulnerable to a sophisticated attack to bypass this protection. To Axis' knowledge, there are no known exploits of the vulnerability at this time. Axis has released patched AXIS OS versions for the highlighted flaw. Please refer to the Axis security advisory for more information and solution.
Conclusion & alert: CVE-2023-5553 is rated Low Risk (39.4/100): CVSS High severity, with low exploitation likelihood (EPSS 0.33%).Mandatory action: Monitor for updates and reassess as exploit intelligence or EPSS changes.
Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.
Exploit prediction scoring system (EPSS) score for CVE-2023-5553
EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).