SARA / Free Tools / CVE / CVE-2023-20507

CVE-2023-20507 — An integer overflow in the ASP could allow a privileged attacker to perform an o

An integer overflow in the ASP could allow a privileged attacker to perform an out-of-bounds write, potentially resulting in loss of data integrity.

CVSS

2.3 LOW

EPSS

0.03% (top 90.60%)

CWE

CWE-190

Published

2025-02-11T21:02:54.581Z

Last modified

2025-02-12T15:35:16.344Z

CVSS vector

CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:L/A:N

01What is this vulnerability?

An integer overflow in the ASP could allow a privileged attacker to perform an out-of-bounds write, potentially resulting in loss of data integrity.

Vendor	Product	Versions
AMD	AMD Ryzen™ 5000 Series Desktop Processor with Radeon™ Graphics	ComboAM4V2 1.2.0.A
AMD	AMD Ryzen™ 7000 Series Desktop Processors	ComboAM5 1.0.0.6
AMD	AMD Athlon™ 3000 Series Desktop Processors with Radeon™ Graphics	ComboAM4V2 1.2.0.A
AMD	AMD Ryzen™ 4000 Series Desktop Processor with Radeon™ Graphics	ComboAM4V2 1.2.0.A
AMD	AMD Ryzen™ 8000 Series Processor with Radeon™ Graphics	ComboAM5 1.0.0.6
AMD	AMD Ryzen™ 4000 Series Mobile Processors with Radeon™ Graphics	RenoirPI-FP6 1.0.0.C
AMD	AMD Ryzen™ 5000 Series Processors with Radeon™ Graphics	CezannePI-FP6 1.0.0.E
AMD	AMD Ryzen™ 7020 Series Processors with Radeon™ Graphics	MendocinoPI-FT6 1.0.0.5
AMD	AMD Ryzen™ 6000 Series Processor with Radeon™ Graphics	RembrandtPI-FP7 1.0.0.8
AMD	AMD Ryzen™ 7035 Series Processor with Radeon™ Graphics	RembrandtPI-FP7 1.0.0.8
AMD	AMD Ryzen™ 7000 Series Mobile Processors	DragonRangeFL1 1.0.0.2b
AMD	AMD Ryzen™ Embedded 5000	EmbAM4PI 1.0.0.5
AMD	AMD Ryzen™ Embedded 7000	EmbeddedAM5PI 1.0.0.0
AMD	AMD Ryzen™ Embedded V2000	EmbeddedPI-FP6 1.0.0.8
AMD	AMD Ryzen™ Embedded V3000	EmbeddedPI-FP7r2 1.0.0.6

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

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.

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

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

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

www.amd.com — https://www.amd.com/en/resources/product-security/bulletin/amd-sb-5004.html
www.amd.com — https://www.amd.com/en/resources/product-security/bulletin/amd-sb-4008.html

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