CVE-2023-22616
Published: 12 April 2023
Summary
CVE-2023-22616 is a high-severity Externally Controlled Reference to a Resource in Another Sphere (CWE-610) vulnerability in Insyde Insydeh2O. Its CVSS base score is 7.8 (High).
Operationally, ranked at the 37.5th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog; a public proof-of-concept is referenced.
EU & UK References
- 🇪🇺 ENISA EUVD: EUVD-2023-26752
Vulnerability details
An issue was discovered in Insyde InsydeH2O with kernel 5.2 through 5.5. The Save State register is not checked before use. The IhisiSmm driver does not check the value of a save state register before use. Due to insufficient input…
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validation, an attacker can corrupt SMRAM.
- CWE(s)
Related Threats
No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.
Affected Assets
Mitigating Controls
Likely Mitigating Controls AI
Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.
Limits impact of an externally controlled reference to a primary information resource by switching to an identified alternative.