CVE-2023-20509

Aug. 13, 2024, 5:15 p.m.

CVSS Score

5.2 / 10

Product(s) Impacted

AMD Processors

Description

An insufficient DRAM address validation in PMFW may allow a privileged attacker to perform a DMA read from an invalid DRAM address to SRAM, potentially resulting in loss of data integrity.

Weaknesses

Date

Published: Aug. 13, 2024, 5:15 p.m.

Last Modified: Aug. 13, 2024, 5:15 p.m.

Status : Received

CVE has been recently published to the CVE List and has been received by the NVD.

More info

Source

psirt@amd.com

CVSS Data

Attack Vector

LOCAL

Attack Complexity

HIGH

Privileges Required

HIGH

Scope

UNCHANGED

Confidentiality Impact

LOW

Integrity Impact

HIGH

Availability Impact

LOW

Base Score
5.2
Exploitability Score
0.5
Impact Score
4.7
Base Severity
MEDIUM
CVSS Vector String

The CVSS vector string provides an in-depth view of the vulnerability metrics.

View Vector String

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

References