CVE-2023-20571
HIGHCVSS 8.1/10EPSS 0.45%
Last modified
CVE-2023-20571 is a high-severity vulnerability rated 8.1/10 on the CVSS scale. A race condition in System Management Mode (SMM) code may allow an attacker using a compromised user space to leverage CVE-2018-8897 potentially resulting in privilege escalation. . EPSS estimates a 0.45% chance of exploitation in the next 30 days.
Description
A race condition in System Management Mode (SMM) code may allow an attacker using a compromised user space to leverage CVE-2018-8897 potentially resulting in privilege escalation.
Metrics
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Amd | Ryzen 3 5100 Firmware | < comboam4v2_1.2.0.b |
| Amd | Ryzen 3 5300g Firmware | < comboam4v2_1.2.0.b |
| Amd | Ryzen 3 5300ge Firmware | < comboam4v2_1.2.0.b |
| Amd | Ryzen 5 5500 Firmware | < comboam4v2_1.2.0.b |
| Amd | Ryzen 5 5600g Firmware | < comboam4v2_1.2.0.b |
| Amd | Ryzen 5 5600ge Firmware | < comboam4v2_1.2.0.b |
| Amd | Ryzen 7 5700 Firmware | < comboam4v2_1.2.0.b |
| Amd | Ryzen 7 5700g Firmware | < comboam4v2_1.2.0.b |
| Amd | Ryzen 7 5700ge Firmware | < comboam4v2_1.2.0.b |
| Amd | Ryzen 5 7500f Firmware | < comboam5_1.0.7.0 |
| Amd | Ryzen 5 7600 Firmware | < comboam5_1.0.7.0 |
| Amd | Ryzen 5 7600x Firmware | < comboam5_1.0.7.0 |
| Amd | Ryzen 7 7700 Firmware | < comboam5_1.0.7.0 |
| Amd | Ryzen 7 7700x Firmware | < comboam5_1.0.7.0 |
| Amd | Ryzen 7 7800x3d Firmware | < comboam5_1.0.7.0 |
| Amd | Ryzen 9 7900 Firmware | < comboam5_1.0.7.0 |
| Amd | Ryzen 9 7900x Firmware | < comboam5_1.0.7.0 |
| Amd | Ryzen 9 7900x3d Firmware | < comboam5_1.0.7.0 |
| Amd | Ryzen 9 7950x Firmware | < comboam5_1.0.7.0 |
| Amd | Ryzen 9 7950x3d Firmware | < comboam5_1.0.7.0 |
| Amd | Ryzen Pro 3900 Firmware | < comboam5_1.0.7.0 |
| Amd | Ryzen Pro 7645 Firmware | < comboam5_1.0.7.0 |
| Amd | Ryzen Pro 7745 Firmware | < comboam5_1.0.7.0 |
| Amd | Ryzen Pro 7945 Firmware | < comboam5_1.0.7.0 |
| Amd | Ryzen 3 5125c Firmware | < cezannepi-fp6_1.0.0.f |
| Amd | Ryzen 3 5400u Firmware | < cezannepi-fp6_1.0.0.f |
| Amd | Ryzen 3 5425u Firmware | < cezannepi-fp6_1.0.0.f |
| Amd | Ryzen 5 5500h Firmware | < cezannepi-fp6_1.0.0.f |
| Amd | Ryzen 5 5560u Firmware | < cezannepi-fp6_1.0.0.f |
| Amd | Ryzen 5 5600h Firmware | < cezannepi-fp6_1.0.0.f |
| Amd | Ryzen 5 5600hs Firmware | < cezannepi-fp6_1.0.0.f |
| Amd | Ryzen 5 5600u Firmware | < cezannepi-fp6_1.0.0.f |
| Amd | Ryzen 5 5625u Firmware | < cezannepi-fp6_1.0.0.f |
| Amd | Ryzen 7 5800h Firmware | < cezannepi-fp6_1.0.0.f |
| Amd | Ryzen 7 5800hs Firmware | < cezannepi-fp6_1.0.0.f |
| Amd | Ryzen 7 5800u Firmware | < cezannepi-fp6_1.0.0.f |
| Amd | Ryzen 7 5825u Firmware | < cezannepi-fp6_1.0.0.f |
| Amd | Ryzen 9 5900hs Firmware | < cezannepi-fp6_1.0.0.f |
| Amd | Ryzen 9 5900hx Firmware | < cezannepi-fp6_1.0.0.f |
| Amd | Ryzen 9 5980hs Firmware | < cezannepi-fp6_1.0.0.f |
| Amd | Ryzen 9 5980hx Firmware | < cezannepi-fp6_1.0.0.f |
| Amd | Ryzen 9 6980hx Firmware | < rembrandtpi-fp7_1.0.0.9 |
| Amd | Ryzen 9 6980hs Firmware | < rembrandtpi-fp7_1.0.0.9 |
| Amd | Ryzen 9 6900hx Firmware | < rembrandtpi-fp7_1.0.0.9 |
| Amd | Ryzen 9 6900hs Firmware | < rembrandtpi-fp7_1.0.0.9 |
| Amd | Ryzen 7 6800h Firmware | < rembrandtpi-fp7_1.0.0.9 |
| Amd | Ryzen 7 6800hs Firmware | < rembrandtpi-fp7_1.0.0.9 |
| Amd | Ryzen 7 6800u Firmware | < rembrandtpi-fp7_1.0.0.9 |
| Amd | Ryzen 5 6600h Firmware | < rembrandtpi-fp7_1.0.0.9 |
| Amd | Ryzen 5 6600hs Firmware | < rembrandtpi-fp7_1.0.0.9 |
Showing 50 of 71 affected configurations. See NVD for the full list.
References
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2023-20571?
A race condition in System Management Mode (SMM) code may allow an attacker using a compromised user space to leverage CVE-2018-8897 potentially resulting in privilege escalation.
How severe is CVE-2023-20571?
CVE-2023-20571 has a CVSS score of 8.1/10 (HIGH severity). The EPSS model estimates a 0.45% probability of exploitation in the next 30 days.
How do I fix CVE-2023-20571?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
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Are you affected by CVE-2023-20571?
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Scan your code nowSource: NVD / NIST