CVE-2023-20563 — Improper Privilege Management in AMD Ryzen 3 5100 Firmware

CWE-269 — Improper Privilege Management3 documents3 sources
Severity
7.8HIGHNVD
EPSS
0.1%
top 65.27%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
83
AMD Ryzen 3 5100 FirmwareAMD Ryzen 3 5125c FirmwareAMD Ryzen 3 5300g Firmware+80 more
Timeline
PublishedNov 14

Description

Insufficient protections in System Management Mode (SMM) code may allow an attacker to potentially enable escalation of privilege via local access.

CVSS vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:HExploitability: 1.8 | Impact: 5.9

Affected Packages83 packages

▶NVDamd/ryzen_3_5100_firmware< comboam4v2_1.2.0.b
▶NVDamd/ryzen_5_5500_firmware< comboam4v2_1.2.0.b
▶NVDamd/ryzen_5_7600_firmware< comboam5_1.0.7.0
▶NVDamd/ryzen_7_5700_firmware< comboam4v2_1.2.0.b
▶NVDamd/ryzen_7_7700_firmware< comboam5_1.0.7.0

🔴Vulnerability Details

2
GHSA
GHSA-cjh4-hrfc-4xj7: Insufficient protections in System Management Mode (SMM) code may allow an attacker to potentially enable escalation of privilege via local access↗2023-11-14
▶
CVEList
CVE-2023-20563: Insufficient protections in System Management Mode (SMM) code may allow an attacker to potentially enable escalation of privilege via local access↗2023-11-14
▶
CVE-2023-20563 — Improper Privilege Management in AMD | cvebase