CVE-2023-20531

CWE-119 — Buffer Overflow3 documents3 sources
Severity
7.5HIGH
EPSS
0.4%
top 40.02%
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 bound checks in the SMU may allow an attacker to update the SRAM from/to address space to an invalid value potentially resulting in a denial of service.

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:HExploitability: 3.9 | Impact: 3.6

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-wpxh-9443-792j: Insufficient bound checks in the SMU may allow an attacker to update the SRAM from/to address space to an invalid value potentially resulting in a den↗2023-01-11
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CVEList
CVE-2023-20531: Insufficient bound checks in the SMU may allow an attacker to update the SRAM from/to address space to an invalid value potentially resulting in a den↗2023-01-10
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CVE-2023-20531 (HIGH CVSS 7.5) | Insufficient bound checks in the SM | cvebase.io