CVE-2023-20558 - CVE House
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Status published Unknown CVE-2023-20558

Insufficient control flow management in AmdCpmOemSmm may allow a privileged...

Vulnerability Description

Insufficient control flow management in AmdCpmOemSmm may allow a privileged attacker to tamper with the SMM handler potentially leading to an escalation of privileges.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

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Credits & Attribution

No credits recorded in the NVD database.

Affected Vendor

Affected Software

Ryzen™ 2000 Series , Ryzen™ 3000 Series, Ryzen™ 4000 Series, Ryzen™ 5000 Series, 2nd Gen AMD Ryzen™ Threadripper™ Processor, 3rd Gen AMD Ryzen™ Threadripper™ Processors, Ryzen™ Threadripper™ PRO Processor
Vulnerable Versions:
various , Various , various

Timeline

Official Publish: March 23rd, 2023
Last Modified: February 20th, 2025
Added to House: July 22nd, 2026

CVSS Vectors

No vector data available

Weaknesses (CWE)

No CWE data available

MITRE ATT&CK TTPs

No associated TTPs found for this vulnerability.