CVE-2023-20548
HIGHCVSS 7.8/10EPSS 0.10%
Last modified
CVE-2023-20548 is a high-severity vulnerability rated 7.8/10 on the CVSS scale. A Time-of-check time-of-use (TOCTOU) race condition in the AMD Secure Processor (ASP) could allow an attacker to corrupt memory resulting in loss of integrity, confidentiality, or availability.. EPSS estimates a 0.10% chance of exploitation in the next 30 days.
Description
A Time-of-check time-of-use (TOCTOU) race condition in the AMD Secure Processor (ASP) could allow an attacker to corrupt memory resulting in loss of integrity, confidentiality, or availability.
Metrics
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Amd | Rocm | < 6.2.0 |
| Amd | Radeon Software | < 25.q2 |
| Amd | Radeon Software | < 24.6.1 |
| Amd | Radeon Vii Firmware | All versions |
| Amd | Radeon Pro Vii Firmware | All versions |
References
Timeline
- Published
- Last Modified
- Status
- Analyzed
Frequently Asked Questions
What is CVE-2023-20548?
A Time-of-check time-of-use (TOCTOU) race condition in the AMD Secure Processor (ASP) could allow an attacker to corrupt memory resulting in loss of integrity, confidentiality, or availability.
How severe is CVE-2023-20548?
CVE-2023-20548 has a CVSS score of 7.8/10 (HIGH severity). The EPSS model estimates a 0.10% probability of exploitation in the next 30 days.
How do I fix CVE-2023-20548?
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.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
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Are you affected by CVE-2023-20548?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST