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CVE-2022-24351

MEDIUM
4.7
CVSS Score
Published: December 16, 2023 at 12:00 AM UTC
Updated: June 17, 2026 at 04:31 AM UTC
1 product affected across 1 vendorInsydeH2O

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Severity
MEDIUM4.7
Exploit prediction
EPSS 0.2%

Description

TOCTOU race-condition vulnerability in Insyde InsydeH2O with Kernel 5.2 before version 05.27.29, Kernel 5.3 before version 05.36.29, Kernel 5.4 version before 05.44.13, and Kernel 5.5 before version 05.52.13 allows an attacker to alter data and code used by the remainder of the boot process.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

InsydeH2O· Insyde
95%
5.2 ≤ v < 5.2.05.27.295.3 ≤ v < 5.3.05.36.295.4 ≤ v < 5.4.05.44.135.5 ≤ v < 5.5.05.52.13
Affected range stops below 5.2.05.27.29, so it looks safe — our inference, not a vendor statement
Affected range stops below 5.3.05.36.29, so it looks safe — our inference, not a vendor statement
Affected range stops below 5.4.05.44.13, so it looks safe — our inference, not a vendor statement
Affected range stops below 5.5.05.52.13, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references

References (2)

Vendor Advisory
Source: [email protected]
https://www.insyde.com/security-pledge
Vendor Advisory
Source: [email protected]
https://www.insyde.com/security-pledge/SA-2023038

CVSS

4.7MEDIUM[email protected]
Attack Vector
LOCAL
Complexity
HIGH
Privileges
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
HIGH
Availability
NONE
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-367

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