SARA / Free Tools / CVE / CVE-2023-20565

CVE-2023-20565 — Insufficient protections in System Management Mode (SMM) code may allow an attac

Insufficient protections in System Management Mode (SMM) code may allow an attacker to potentially enable escalation of privilege via local access.

CVSS
— —
EPSS
0.13% (top 67.50%)
CWE
—
Published
2023-11-14T18:54:51.738Z
Last modified
2024-08-02T09:05:45.856Z
CVSS vector
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01What is this vulnerability?

Insufficient protections in System Management Mode (SMM) code may allow an attacker to potentially enable escalation of privilege via local access.

02Affected products

VendorProductVersions
AMDRyzen™ 5000 Series Desktop Processor with Radeon™ Graphics “Cezanne”various
AMDRyzen™ 7000 Series Desktop Processors “Raphael” XD3various
AMDAMD Ryzen™ 6000 Series Processors with Radeon™ Graphics "Rembrandt"various
AMDAMD Ryzen™ 7035 Series Processors with Radeon™ Graphics “RembrandtR” — various
AMDAMD Ryzen™ 5000 Series Processors with Radeon™ Graphics “Barcelo”various
AMDAMD Ryzen™ 7030 Series Mobile Processors with Radeon™ Graphics “BarceloR” — various
AMDRyzen™ 7040 Series Mobile Processors with Radeon™ Graphics “Phoenix” FP7/FP7r2/FP8various
AMDAMD Ryzen™ Embedded V3000various

03Active exploitation status

Not currently listed on the CISA Known Exploited Vulnerabilities (KEV) catalog. EPSS is the best forward-looking signal — see the EPSS row above.

04Recommended remediation

05Technical details

For the full vendor write-up, exploit chains, and reference implementations, see the references list in section 09.

06Detection signatures

Ask SARA in chat to draft a starting detection for this CVE in your stack of choice.

07Related CVEs

No directly-cited follow-up CVEs in the KB record for this advisory. The references list in section 09 carries the vendor cross-references.

08Timeline

09References

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