Vulnerability identifier: #VU63678
Vulnerability risk: Low
CVSSv4.0: 4.3 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]
CVE-ID:
CWE-ID:
CWE-119
Exploitation vector: Local
Exploit availability: No
Vulnerable software:
1st Gen AMD EPYC Processors
Hardware solutions /
Firmware
2nd Gen AMD EPYC Processors
Hardware solutions /
Firmware
3rd Gen AMD EPYC Processors
Hardware solutions /
Firmware
Vendor: AMD
Description
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to a boundary error in the System Management Unit (SMU). A local user can trigger a system voltage malfunction and perform a denial of service (DoS) attack.
Mitigation
Install updates from vendor's website.
Vulnerable software versions
1st Gen AMD EPYC Processors: before NaplesPI-SP3_1.0.0.H
2nd Gen AMD EPYC Processors: before RomePI-SP3_1.0.0.D
3rd Gen AMD EPYC Processors: before MilanPI-SP3_1.0.0.7
External links
https://www.amd.com/en/corporate/product-security/bulletin/amd-sb-1028
Can this vulnerability be exploited remotely?
No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.