Vulnerability identifier: #VU53293
Vulnerability risk: Low
CVSSv3.1: 6.6 [CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H/E:U/RL:U/RC:C]
CVE-ID:
CWE-ID:
CWE-94
Exploitation vector: Network
Exploit availability: No
Vulnerable software:
AMD EPYC Embedded Processors
Hardware solutions /
Firmware
3rd Gen AMD EPYC Processors
Hardware solutions /
Firmware
2nd Gen AMD EPYC Processors
Hardware solutions /
Firmware
1st Gen AMD EPYC Processors
Hardware solutions /
Firmware
Vendor: AMD
Description
The vulnerability allows a remote user to execute arbitrary code on the target system.
The vulnerability exists due to the memory can be rearranged in the guest address space that is not detected by the attestation mechanism in the AMD SEV/SEV-ES feature. A remote administrator can execute arbitrary code on the target system.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
Mitigation
Cybersecurity Help is currently unaware of any official solution to address this vulnerability.
Vulnerable software versions
AMD EPYC Embedded Processors: All versions
3rd Gen AMD EPYC Processors: All versions
2nd Gen AMD EPYC Processors: All versions
1st Gen AMD EPYC Processors: All versions
External links
http://www.amd.com/en/corporate/product-security/bulletin/amd-sb-1004
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote authenticated privileged user via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.