CVE-2021-25476 — MEDIUM (4.1)

Vulnerability Description

An information disclosure vulnerability in Widevine TA log prior to SMR Oct-2021 Release 1 allows attackers to bypass the ASLR protection mechanism in TEE.

CVSS Score

4.1

MEDIUM

CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:N/I:N/A:H

Attack Vector

LOCAL

Attack Complexity

HIGH

Privileges Required

HIGH

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

NONE

Integrity

NONE

Availability

HIGH

Affected Products

Vendor	Product	Versions
Google	Android	10.0
Samsung	Exynos	-

Related Weaknesses (CWE)

CWE-1295

References

https://security.samsungmobile.com/securityUpdate.smsb?year=2021&month=10Vendor Advisory
https://security.samsungmobile.com/securityUpdate.smsb?year=2021&month=10Vendor Advisory

FAQ

What is CVE-2021-25476?

CVE-2021-25476 is a vulnerability with a CVSS score of 4.1 (MEDIUM). An information disclosure vulnerability in Widevine TA log prior to SMR Oct-2021 Release 1 allows attackers to bypass the ASLR protection mechanism in TEE.

How severe is CVE-2021-25476?

CVE-2021-25476 has been rated MEDIUM with a CVSS base score of 4.1/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2021-25476?

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