CVE-2023-20558highCWE-670

CVE-2023-20558: high-severity vulnerability in AMD 2nd Gen AMD Ryzen™ Threadripper™ Processor

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21Vexday Risk Score

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

ssvc Trackcvss 8.8epss 0.7%
Insufficient control flow management in AmdCpmOemSmm may allow a privileged attacker to tamper with the SMM handler potentially leading to an escalation of privileges.
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Affected products
AMD · 2nd Gen AMD Ryzen™ Threadripper™ ProcessorAMD · 3rd Gen AMD Ryzen™ Threadripper™ ProcessorsAMD · Ryzen™ 2000 SeriesAMD · Ryzen™ 3000 SeriesAMD · Ryzen™ 4000 SeriesAMD · Ryzen™ 5000 SeriesAMD · Ryzen™ Threadripper™ PRO Processor
Related CVEs — AMD 2nd Gen AMD Ryzen™ Threadripper™ Processor

In the same product, most dangerous first.

CVE-2023-20559HIGHCVE-2023-20559EPSS 0.7%CVE-2022-27672—CVE-2022-27672EPSS 0.3%