SARA / Free Tools / CVE / CVE-2023-20564

CVE-2023-20564 — Insufficient validation in the IOCTL (Input Output Control) input buffer in AMD

Insufficient validation in the IOCTL (Input Output Control) input buffer in AMD Ryzen™ Master may permit a privileged attacker to perform memory reads/writes potentially leading to a loss of confidentiality or arbitrary kernel execution.

CVSS
— —
EPSS
0.03% (top 90.70%)
CWE
—
Published
2023-08-15T21:07:49.838Z
Last modified
2024-10-08T19:31:56.839Z
CVSS vector
—

01What is this vulnerability?

Insufficient validation in the IOCTL (Input Output Control) input buffer in AMD Ryzen™ Master may permit a privileged attacker to perform memory reads/writes potentially leading to a loss of confidentiality or arbitrary kernel execution.

02Affected products

VendorProductVersions
—AMD / Ryzen™ Master ——

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

Want this in your SOAR or SIEM?
SARA's API returns EPSS, CVSS, KEV, and an analyst-grade summary in one call.
Read the API reference →