Insufficient verification of data authenticity in AMD Ryzen™ 3000 Series Desktop…
Priority LOW 34CWE-345Published · Updated
Key facts
- Attack vector
- Local
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Security bypass
- Confidentiality · integrity · availability
- High · None · High
- Fix status
- Fixed
Attack profile from CVSS 3.1 · CNA. Fix status from CNA. Impact type from CWE-345.
Summary
Insufficient Verification of Data Authenticity in AGESA™ may allow an attacker to update SPI ROM data potentially resulting in denial of service or privilege escalation.
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00116 1st percentileScored 2026-11-07
Fix Fixed AMD Ryzen™ 3000 Series Desktop Processors (AMD): ComboAM4v2 1.2.0.BAMD Ryzen™ 5000 Series Desktop Processors (AMD): ComboAM4v2v 1.2.0.B+11 more products
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- No
- Technical impact
- Total
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| AMD | AMD Ryzen™ 3000 Series Desktop Processors | — | ComboAM4v2 1.2.0.B | Patch available | CNA |
| AMD | AMD Ryzen™ 5000 Series Desktop Processors | — | ComboAM4v2v 1.2.0.B | Patch available | CNA |
| AMD | AMD Ryzen™ 5000 Series Desktop Processors with Radeon™ Graphics | — | ComboAM4v2 1.2.0.B | Patch available | CNA |
| AMD | AMD Ryzen™ 7000 Series Processors | — | ComboAM5 1.0.0.7b | Patch available | CNA |
| AMD | AMD Ryzen™ 4000 Series Desktop Processors with Radeon™ Graphics | — | ComboAM4v2 1.2.0.B | Patch available | CNA |
| AMD | AMD Ryzen™ Threadripper™ PRO 5000WX Processors | — | ChagallWSPI-sWRX8 1.0.0.7 | Patch available | CNA |
| AMD | AMD Ryzen™ 7020 Series Processors with Radeon™ Graphics | — | MendocinoPI-FT6 1.0.0.6 | Patch available | CNA |
| AMD | AMD Ryzen™ 6000 Series Processors with Radeon™ Graphics | — | RembrandtPI-FP7 1.0.0.9b | Patch available | CNA |
| AMD | AMD Ryzen™ 7035 Series Processors with Radeon™ Graphics | — | RembrandtPI-FP7 1.0.0.9b | Patch available | CNA |
| AMD | AMD Ryzen™ 7040 Series Processors with Radeon™ Graphics | — | PhoenixPI-FP8-FP7 1.0.0.2 | Patch available | CNA |
| AMD | AMD Ryzen™ 7045 Series Mobile Processors | — | DragonRangeFL1PI 1.0.0.3a | Patch available | CNA |
| AMD | AMD Ryzen™ Embedded 5000 | — | EmbAM4PI 1.0.0.4 | Patch available | CNA |
| AMD | AMD Ryzen™ Embedded V3000 | — | EmbeddedPI-FP7r2 1.0.0.8 | Patch available | CNA |
- AMD Ryzen™ 3000 Series Desktop Processors VendorAMD Affected — Fixed in ComboAM4v2 1.2.0.B Patch available CNA
- AMD Ryzen™ 5000 Series Desktop Processors VendorAMD Affected — Fixed in ComboAM4v2v 1.2.0.B Patch available CNA
- AMD Ryzen™ 5000 Series Desktop Processors with Radeon™ Graphics VendorAMD Affected — Fixed in ComboAM4v2 1.2.0.B Patch available CNA
- AMD Ryzen™ 7000 Series Processors VendorAMD Affected — Fixed in ComboAM5 1.0.0.7b Patch available CNA
- AMD Ryzen™ 4000 Series Desktop Processors with Radeon™ Graphics VendorAMD Affected — Fixed in ComboAM4v2 1.2.0.B Patch available CNA
- AMD Ryzen™ Threadripper™ PRO 5000WX Processors VendorAMD Affected — Fixed in ChagallWSPI-sWRX8 1.0.0.7 Patch available CNA
- AMD Ryzen™ 7020 Series Processors with Radeon™ Graphics VendorAMD Affected — Fixed in MendocinoPI-FT6 1.0.0.6 Patch available CNA
- AMD Ryzen™ 6000 Series Processors with Radeon™ Graphics VendorAMD Affected — Fixed in RembrandtPI-FP7 1.0.0.9b Patch available CNA
- AMD Ryzen™ 7035 Series Processors with Radeon™ Graphics VendorAMD Affected — Fixed in RembrandtPI-FP7 1.0.0.9b Patch available CNA
- AMD Ryzen™ 7040 Series Processors with Radeon™ Graphics VendorAMD Affected — Fixed in PhoenixPI-FP8-FP7 1.0.0.2 Patch available CNA
- AMD Ryzen™ 7045 Series Mobile Processors VendorAMD Affected — Fixed in DragonRangeFL1PI 1.0.0.3a Patch available CNA
- AMD Ryzen™ Embedded 5000 VendorAMD Affected — Fixed in EmbAM4PI 1.0.0.4 Patch available CNA
- AMD Ryzen™ Embedded V3000 VendorAMD Affected — Fixed in EmbeddedPI-FP7r2 1.0.0.8 Patch available CNA
Remediation
- Fix · CNA AMD Ryzen™ 3000 Series Desktop Processors (AMD) Fixed in ComboAM4v2 1.2.0.B
- Fix · CNA AMD Ryzen™ 5000 Series Desktop Processors (AMD) Fixed in ComboAM4v2v 1.2.0.B
- Fix · CNA AMD Ryzen™ 5000 Series Desktop Processors with Radeon™ Graphics (AMD) Fixed in ComboAM4v2 1.2.0.B
- Fix · CNA AMD Ryzen™ 7000 Series Processors (AMD) Fixed in ComboAM5 1.0.0.7b
- Fix · CNA AMD Ryzen™ 4000 Series Desktop Processors with Radeon™ Graphics (AMD) Fixed in ComboAM4v2 1.2.0.B
- Fix · CNA AMD Ryzen™ Threadripper™ PRO 5000WX Processors (AMD) Fixed in ChagallWSPI-sWRX8 1.0.0.7
- Fix · CNA AMD Ryzen™ 7020 Series Processors with Radeon™ Graphics (AMD) Fixed in MendocinoPI-FT6 1.0.0.6
- Fix · CNA AMD Ryzen™ 6000 Series Processors with Radeon™ Graphics (AMD) Fixed in RembrandtPI-FP7 1.0.0.9b
- Fix · CNA AMD Ryzen™ 7035 Series Processors with Radeon™ Graphics (AMD) Fixed in RembrandtPI-FP7 1.0.0.9b
- Fix · CNA AMD Ryzen™ 7040 Series Processors with Radeon™ Graphics (AMD) Fixed in PhoenixPI-FP8-FP7 1.0.0.2
- Fix · CNA AMD Ryzen™ 7045 Series Mobile Processors (AMD) Fixed in DragonRangeFL1PI 1.0.0.3a
- Fix · CNA AMD Ryzen™ Embedded 5000 (AMD) Fixed in EmbAM4PI 1.0.0.4
- Fix · CNA AMD Ryzen™ Embedded V3000 (AMD) Fixed in EmbeddedPI-FP7r2 1.0.0.8
Vendor assessments
Red Hat
Red Hat rating: Important. Red Hat's page for this CVE →
Not affected: 3 products
- Red Hat Enterprise Linux 7
- Red Hat Enterprise Linux 8
- Red Hat Enterprise Linux 9
Timeline
- 2026-10-02 Threatist record created from CVE-2023-20576
- 2026-10-03 Alias added: GHSA-r5qj-42x4-3599
More AMD vulnerabilities
- TI-2026-36341 AI Tensor Engine for ROCm (AITER) 0.1.14 Unauthenticated RCE via MessageQueue.recv() Pickle Deserialization CVSS 4.0CRITICAL 9.2
- TI-2023-07046 Improper privilege management in AMD Radeon™ RX 5000 Series Graphics Cards CVSS 3.1HIGH 7.8
- TI-2023-04574 GPU kernel implementations susceptible to memory leak CVSS 3.1MEDIUM 6.5
- TI-2023-07042 Information disclosure through error messages in AMD Ryzen™ 3000 Series Desktop… CVSS 3.1MEDIUM 5.5
- TI-2023-23747 PVRIC (PowerVR Image Compression) on Imagination 2018 and later GPU devices offers… CVSS 3.1MEDIUM 5.3
- TI-2022-07839 Improper access control in System Management Mode (SMM) may allow an attacker to write to… CVSS 3.1CRITICAL 9.8
Sources
- CVE-2023-20576 · CVE Program
- CVE-2023-20576 · NVD
- FIRST EPSS
- GHSA-r5qj-42x4-3599 · GitHub Advisory Database · CC BY 4.0
- CVE-2023-20576 · Red Hat security data · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences