CVE-2023-20528

CWE-20 — Improper Input Validation3 documents3 sources
Severity
2.4LOW
EPSS
0.1%
top 77.42%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
52
AMD Epyc 7002 FirmwareAMD Epyc 7003 FirmwareAMD Epyc 7232p Firmware+49 more
Timeline
PublishedJan 11

Description

Insufficient input validation in the SMU may allow a physical attacker to exfiltrate SMU memory contents over the I2C bus potentially leading to a loss of confidentiality.

CVSS vector

CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:NExploitability: 0.9 | Impact: 1.4

Affected Packages52 packages

▶NVDamd/epyc_7002_firmware< romepi_1.0.0.c
▶NVDamd/epyc_7003_firmware< milanpi_1.0.0.5
▶NVDamd/epyc_7252_firmware< romepi_1.0.0.c
▶NVDamd/epyc_7262_firmware< romepi_1.0.0.c
▶NVDamd/epyc_7272_firmware< romepi_1.0.0.c

🔴Vulnerability Details

2
GHSA
GHSA-5m5x-4x7x-6499: Insufficient input validation in the SMU may allow a physical attacker to exfiltrate SMU memory contents over the I2C bus potentially leading to a los↗2023-01-11
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CVEList
CVE-2023-20528: Insufficient input validation in the SMU may allow a physical attacker to exfiltrate SMU memory contents over the I2C bus potentially leading to a los↗2023-01-10
▶
CVE-2023-20528 (LOW CVSS 2.4) | Insufficient input validation in th | cvebase.io