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HIGH · 7.2

CVE-2021-25500

A missing input validation in HDCP LDFW prior to SMR Nov-2021 Release 1 allows attackers to overwrite TZASC allowing TEE compromise.

Vulnerability Description

A missing input validation in HDCP LDFW prior to SMR Nov-2021 Release 1 allows attackers to overwrite TZASC allowing TEE compromise.

CVSS Score

7.2

HIGH

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

Affected Products

VendorProductVersions
GoogleAndroid10.0
SamsungExynos 2100-
SamsungExynos 980-
SamsungExynos 9820-
SamsungExynos 9830-

Related Weaknesses (CWE)

CWE-20CWE-787

References

FAQ

What is CVE-2021-25500?

CVE-2021-25500 is a vulnerability with a CVSS score of 7.2 (HIGH). A missing input validation in HDCP LDFW prior to SMR Nov-2021 Release 1 allows attackers to overwrite TZASC allowing TEE compromise.

How severe is CVE-2021-25500?

CVE-2021-25500 has been rated HIGH with a CVSS base score of 7.2/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2021-25500?

Check the references section above for vendor advisories and patch information. Affected products include: Google Android, Samsung Exynos 2100, Samsung Exynos 980, Samsung Exynos 9820, Samsung Exynos 9830.