CVE-2023-31305

Published: Aug 13, 2024Modified: Jun 17, 2026Deferred

1.9

Vector

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

Exploitability: 0.5 / Impact: 1.4

Source: psirt@amd.com (Secondary)

Description

Generation of weak and predictable Initialization Vector (IV) in PMFW (Power Management Firmware) may allow an attacker with privileges to reuse IV values to reverse-engineer debug data, potentially resulting in information disclosure.

Related CWEs

CWE-338

Use of Cryptographically Weak Pseudo-Random Number Generator (PRNG)

The product uses a Pseudo-Random Number Generator (PRNG) in a security context, but the PRNG's algorithm is not cryptographically strong.

References (1)

https://www.amd.com/en/resources/product-security/bulletin/amd-sb-6005.html

Source: psirt@amd.com

Timeline

No history available yet.