CVE-2023-20593

5.5MEDIUM

Key Information

Vendor: Amd
Status: Ryzen™ 3000 Series Desktop Processors “matisse” Am4; Amd Ryzen™ 4000 Series Desktop Processors With Radeon™ Graphics “renoir” Am4; 3rd Gen Amd Ryzen™ Threadripper™ Processors “castle Peak” Hedt; Ryzen™ Threadripper™ Pro Processors “castle Peak” Ws Sp3
Vendor: CVE Published:; 24 July 2023

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Summary

An issue in “Zen 2” CPUs, under specific microarchitectural circumstances, may allow an attacker to potentially access sensitive information.

Affected Version(s)

Ryzen™ 3000 Series Desktop Processors “Matisse” AM4 <= various

AMD Ryzen™ 4000 Series Desktop Processors with Radeon™ Graphics “Renoir” AM4 <= various

3rd Gen AMD Ryzen™ Threadripper™ Processors “Castle Peak” HEDT <= various

Exploit Proof of Concept (PoC)

PoC code is written by security researchers to demonstrate the vulnerability can be exploited. PoC code is also a key component for weaponization which could lead to ransomware.

stop-zenbleed-win
Created by sbaresearch