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CVE-2023-22613

CVE-2023-22613

CVSS 8.8 HIGHEPSS 0.2%CWE-787
Vexday Risk Score
21Low
SSVC decision (CISA)
Track
No exploitation signal → monitor
CVSS 8.8EPSS 0.2%KEV nãoPoC —Nuclei —Metasploit —Patch —
Lifecycle
11 Apr 2023Published on NVD
Recommendation: Monitor — no exploitation signal at the moment.
An issue was discovered in IhisiSmm in Insyde InsydeH2O with kernel 5.0 through 5.5. It is possible to write to an attacker-controlled address. An attacker could invoke an SMI handler with a malformed pointer in RCX that overlaps SMRAM, resulting in SMM memory corruption.
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
Affected products
n/a · n/a
References
https://research.nccgroup.com/2023/04/11/stepping-insyde-system-management-mode/https://www.insyde.com/security-pledgehttps://www.insyde.com/security-pledge/SA-2023023