VulnerabilityModified
CVE-2023-20571
A race condition in System Management Mode (SMM) code may allow an attacker using a compromised user space to leverage CVE-2018-8897 potentially resulting in privilege escalation.
HIGH 8.1EPSS 0.45%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (0.45%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
A race condition in System Management Mode (SMM) code may allow an attacker using a compromised user space to leverage CVE-2018-8897 potentially resulting in privilege escalation.
- CVSS 3.1
- 8.1 HIGHCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
- EPSS
- 0.45% probability · 38th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-362
- Affected
- amd/ryzen 3 5100 firmware · amd/ryzen 3 5300g firmware · amd/ryzen 3 5300ge firmware · amd/ryzen 5 5500 firmware · amd/ryzen 5 5600g firmware · amd/ryzen 5 5600ge firmware · amd/ryzen 7 5700 firmware · amd/ryzen 7 5700g firmware · amd/ryzen 7 5700ge firmware · amd/ryzen 5 7500f firmware · amd/ryzen 5 7600 firmware · amd/ryzen 5 7600x firmware · amd/ryzen 7 7700 firmware · amd/ryzen 7 7700x firmware · amd/ryzen 7 7800x3d firmware · amd/ryzen 9 7900 firmware · amd/ryzen 9 7900x firmware · amd/ryzen 9 7900x3d firmware · amd/ryzen 9 7950x firmware · amd/ryzen 9 7950x3d firmware · +40 more
- Source
- psirt@amd.com
References
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.