CVE-2023-20570 — Insufficient verification of data authenticity in the configuration state machin

Insufficient verification of data authenticity in the configuration state machine may allow a local attacker to potentially load arbitrary bitstreams.

01What is this vulnerability?

Insufficient verification of data authenticity in the configuration state machine may allow a local attacker to potentially load arbitrary bitstreams.

02Affected products

Vendor	Product	Versions
AMD	Alveo™ Card (UltraScale™and UltraScale+™ based)	all
AMD	Kintex™ UltraScale™ FPGA	all
AMD	Virtex™ UltraScale™ FPGA	all
AMD	Kintex™UltraScale+™ FPGA	all
AMD	Virtex™ UltraScale+™FPGA	all
AMD	Artix™ UltraScale+™ FPGA	all

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

• Patch to a fixed version listed in the vendor advisory (see references below).
• Mitigate with WAF rules, network egress filters, or feature flags where the patch is not yet available.
• Hunt historical logs for exploitation indicators — see Detection signatures below.

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

• Published: 2024-02-13T17:14:09.431Z
• Last modified: 2025-03-22T14:12:52.749Z

09References

• www.amd.com — https://www.amd.com/en/resources/product-security/bulletin/amd-sb-8002.html