CVE-2023-20533: medium-severity vulnerability in AMD 2nd Gen AMD EPYC™ Processors
Published · Updated
E-mail alert when it lands in KEV, gets a public PoC or its score goes up.
13Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackcvss 6.1epss 0.5%
Insufficient DRAM address validation in System
Management Unit (SMU) may allow an attacker to read/write from/to an invalid
DRAM address, potentially resulting in denial-of-service.
CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:N/I:L/A:H
Affected products
AMD · 2nd Gen AMD EPYC™ ProcessorsAMD · 3rd Gen AMD EPYC™ ProcessorsAMD · AMD EPYC™ Embedded 7002AMD · AMD EPYC™ Embedded 7002AMD · AMD EPYC™ Embedded 7003AMD · AMD EPYC™ Embedded 7003AMD · AMD Ryzen™ 5000 Series Desktop Processors “Vermeer”AMD · AMD Ryzen™ Embedded 5000AMD · AMD Ryzen™ Threadripper™ 3000 Series Processors “Castle Peak” HEDTAMD · AMD Ryzen™ Threadripper™ PRO 3000WX Series Processors “Chagall” WSAMD · AMD Ryzen™ Threadripper™ PRO Processors “Castle Peak” WS SP3AMD · Ryzen™ 3000 series Desktop Processors “Matisse"Related CVEs — AMD 2nd Gen AMD EPYC™ Processors
In the same product, most dangerous first.