CVE-2023-20559

CWE-6913 documents3 sources
Severity
8.8HIGH
EPSS
0.4%
top 39.73%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
81
AMD Ryzen 3 2200u FirmwareAMD Ryzen 3 2300u FirmwareAMD Ryzen 3 3300x Firmware+78 more
Timeline
PublishedApr 2

Description

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

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:HExploitability: 2.8 | Impact: 5.9

Affected Packages81 packages

▶NVDamd/ryzen_5_2600_firmware< comboam4v2_pi_1.2.0.6c
▶NVDamd/ryzen_5_2700_firmware< comboam4v2_pi_1.2.0.6c
▶NVDamd/ryzen_5_3500_firmware< comboam4_v2_pi_1.2.0.6c
▶NVDamd/ryzen_5_3600_firmware< comboam4_v2_pi_1.2.0.6c
▶NVDamd/ryzen_7_2700_firmware< comboam4v2_pi_1.2.0.6c

🔴Vulnerability Details

2
GHSA
GHSA-v2cg-42gp-pjqv: Insufficient control flow management in AmdCpmGpioInitSmm may allow a privileged attacker to tamper with the SMM handler potentially leading to escala↗2023-04-02
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CVEList
CVE-2023-20559: Insufficient control flow management in AmdCpmGpioInitSmm may allow a privileged attacker to tamper with the SMM handler potentially leading to escala↗2023-03-23
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CVE-2023-20559 (HIGH CVSS 8.8) | Insufficient control flow managemen | cvebase.io