CVE-2023-20587highCWE-284

CVE-2023-20587: high-severity vulnerability in AMD 1st Gen AMD EPYC™ Processors

Published · Updated

Follow this CVE+ Monitor 3rd Gen AMD EPYC™ Processors+ Monitor 2nd Gen AMD EPYC™ Processors

E-mail alert when it lands in KEV, gets a public PoC or its score goes up.

21Vexday Risk Score

No sign of exploitation. No public exploitation artifact known so far.

ssvc Trackcvss 7.1epss 0.2%
Improper Access Control in System Management Mode (SMM) may allow an attacker access to the SPI flash potentially leading to arbitrary code execution.
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N
Affected products
AMD · 1st Gen AMD EPYC™ ProcessorsAMD · 2nd Gen AMD EPYC™ ProcessorsAMD · 3rd Gen AMD EPYC™ ProcessorsAMD · 4th Gen AMD EPYC™ ProcessorsAMD · AMD EPYC(TM) Embedded 3000AMD · AMD EPYC(TM) Embedded 7002AMD · AMD EPYC(TM) Embedded 7003AMD · AMD EPYC(TM) Embedded 9003
Related CVEs — AMD 1st Gen AMD EPYC™ Processors

In the same product, most dangerous first.

CVE-2023-20569—CVE-2023-20569EPSS 7.3%CVE-2023-20593—CVE-2023-20593EPSS 5.1%CVE-2023-20592—CVE-2023-20592EPSS 1.0%CVE-2023-20575MEDIUMCVE-2023-20575EPSS 0.8%CVE-2022-23820HIGHCVE-2022-23820EPSS 0.7%CVE-2021-46756CRITICALCVE-2021-46756EPSS 0.6%