CVE-2021-26398

CWE-787 — Out-of-bounds WriteCWE-20 — Improper Input Validation3 documents3 sources
Severity
7.8HIGH
EPSS
0.1%
top 80.35%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
67
AMD Epyc 7001 FirmwareAMD Epyc 7002 FirmwareAMD Epyc 7003 Firmware+64 more
Timeline
PublishedJan 11

Description

Insufficient input validation in SYS_KEY_DERIVE system call in a compromised user application or ABL may allow an attacker to corrupt ASP (AMD Secure Processor) OS memory which may lead to potential arbitrary code execution.

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 Packages67 packages

▶NVDamd/epyc_7001_firmware< naplespi_1.0.0.h
▶NVDamd/epyc_7002_firmware< romepi_1.0.0.c
▶NVDamd/epyc_7003_firmware< milanpi_1.0.0.4
▶NVDamd/epyc_7251_firmware< naplespi_1.0.0.h
▶NVDamd/epyc_7252_firmware< romepi_1.0.0.c

🔴Vulnerability Details

2
GHSA
GHSA-j4gm-gvp6-xh87: Insufficient input validation in SYS_KEY_DERIVE system call in a compromised user application or ABL may allow an attacker to corrupt ASP (AMD Secure↗2023-01-11
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CVEList
CVE-2021-26398: Insufficient input validation in SYS_KEY_DERIVE system call in a compromised user application or ABL may allow an attacker to corrupt ASP (AMD Secure↗2023-01-10
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CVE-2021-26398 (HIGH CVSS 7.8) | Insufficient input validation in SY | cvebase.io