AMD Secure Processor Local Privilege Escalation via SOC Register Tampering
CVE-2021-26360 Published on November 9, 2022

An attacker with local access to the system can make unauthorized modifications of the security configuration of the SOC registers. This could allow potential corruption of AMD secure processors encrypted memory contents which may lead to arbitrary code execution in ASP.

NVD

Vulnerability Analysis

CVE-2021-26360 is exploitable with local system access, and requires small amount of user privileges. This vulnerability is considered to have a low attack complexity. The potential impact of an exploit of this vulnerability is considered to be very high.

Attack Vector:
LOCAL
Attack Complexity:
LOW
Privileges Required:
LOW
User Interaction:
NONE
Scope:
UNCHANGED
Confidentiality Impact:
HIGH
Integrity Impact:
HIGH
Availability Impact:
HIGH

Weakness Type

What is an Authorization Vulnerability?

The software does not restrict or incorrectly restricts access to a resource from an unauthorized actor.

CVE-2021-26360 has been classified to as an Authorization vulnerability or weakness.


Products Associated with CVE-2021-26360

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Affected Versions

AMD Radeon RX 6000 Series & PRO W6000 Series:

Exploit Probability

EPSS
0.05%
Percentile
13.99%

EPSS (Exploit Prediction Scoring System) scores estimate the probability that a vulnerability will be exploited in the wild within the next 30 days. The percentile shows you how this score compares to all other vulnerabilities.