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HIGH · 7.1

CVE-2023-25600

An issue was discovered in InsydeH2O. A malicious operating system can tamper with a runtime-writable EFI variable, leading to out-of-bounds memory reads and a denial of service. This is fixed in vers...

Vulnerability Description

An issue was discovered in InsydeH2O. A malicious operating system can tamper with a runtime-writable EFI variable, leading to out-of-bounds memory reads and a denial of service. This is fixed in version 01.01.04.0016.

CVSS Score

7.1

HIGH

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
NONE
Availability
HIGH

Affected Products

VendorProductVersions
InsydeInsydecrpkg< 01.01.04.0016

Related Weaknesses (CWE)

CWE-125

References

FAQ

What is CVE-2023-25600?

CVE-2023-25600 is a vulnerability with a CVSS score of 7.1 (HIGH). An issue was discovered in InsydeH2O. A malicious operating system can tamper with a runtime-writable EFI variable, leading to out-of-bounds memory reads and a denial of service. This is fixed in vers...

How severe is CVE-2023-25600?

CVE-2023-25600 has been rated HIGH with a CVSS base score of 7.1/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2023-25600?

Check the references section above for vendor advisories and patch information. Affected products include: Insyde Insydecrpkg.