Improper Privilege Management in AMD Radeon™ Graphics Driver
CVE-2023-20598

7.8HIGH

Key Information:

Vendor
Amd
Status
Radeon™ Rx 5000 Series Graphics Cards
Radeon™ Rx 6000 Series Graphics Cards
Radeon™ Rx 7000 Series Graphics Cards
Radeon™ Pro W5000 Series Graphics Cards
Vendor
CVE Published:
17 October 2023

Badges

👾 Exploit Exists🟡 Public PoC

Summary

The AMD Radeon™ Graphics Driver contains an improper privilege management flaw. This vulnerability allows a specially authenticated attacker to craft an IOCTL request that can gain unauthorized access to I/O control of arbitrary hardware ports or physical addresses. This situation could potentially lead to arbitrary code execution, posing significant risks to system integrity and security.

Affected Version(s)

Ryzen™ 7020 Series Processors with Radeon™ Graphics Windows various

Radeon™ PRO W5000 Series Graphics Cards Windows Various

Radeon™ PRO W6000 Series Graphics Cards Windows 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.

CVE-2023-20598-PDFWKRNL
Created by H4rk3nz0

References

https://www.amd.com/en/corporate/product-security/bulleti...
vendor-advisory

CVSS V3.1

Score:
7.8
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Local
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

.