CVE-2021-26370

CWE-20 — Improper Input Validation3 documents3 sources
Severity
7.1HIGH
EPSS
0.1%
top 68.15%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
51
AMD 2ND GEN AMD Epyc™AMD 3RD GEN AMD Epyc™AMD Epyc 7002 Firmware+48 more
Timeline
PublishedMay 10
Latest updateMay 11

Description

Improper validation of destination address in SVC_LOAD_FW_IMAGE_BY_INSTANCE and SVC_LOAD_BINARY_BY_ATTRIB in a malicious UApp or ABL may allow an attacker to overwrite arbitrary bootloader memory with SPI ROM contents resulting in a loss of integrity and availability.

CVSS vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:HExploitability: 1.8 | Impact: 5.2

Affected Packages51 packages

▶CVEListV5amd/2nd_gen_amd_epyc™unspecified — RomePI-SP3_1.0.0.C
▶CVEListV5amd/3rd_gen_amd_epyc™unspecified — MilanPI-SP3_1.0.0.4
▶NVDamd/epyc_7002_firmware< romepi-sp3_1.0.0.c
▶NVDamd/epyc_7252_firmware< romepi-sp3_1.0.0.c
▶NVDamd/epyc_7262_firmware< romepi-sp3_1.0.0.c

🔴Vulnerability Details

2
GHSA
GHSA-9hr4-cwvw-3xm2: Improper validation of destination address in SVC_LOAD_FW_IMAGE_BY_INSTANCE and SVC_LOAD_BINARY_BY_ATTRIB in a malicious UApp or ABL may allow an atta↗2022-05-11
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CVEList
CVE-2021-26370: Improper validation of destination address in SVC_LOAD_FW_IMAGE_BY_INSTANCE and SVC_LOAD_BINARY_BY_ATTRIB in a malicious UApp or ABL may allow an atta↗2022-05-10
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CVE-2021-26370 (HIGH CVSS 7.1) | Improper validation of destination | cvebase.io