CVE-2021-46757
7.8 · HIGHOverview
CVE-2021-46757 is a high-severity vulnerability affecting amd ryzen_embedded_5950e_firmware. It was published on February 13, 2024 and has a CVSS 3.1 base score of 7.8 (HIGH).
This vulnerability has a CVSS 3.1 base score of 7.8, rated HIGH. It requires local or adjacent network access to exploit. Some level of privileges is required for exploitation.
Technical Description
Insufficient checking of memory buffer in ASP
Secure OS may allow an attacker with a malicious TA to read/write to the ASP
Secure OS kernel virtual address space potentially leading to privilege
escalation.
Remediation
Check the references section for vendor advisories and patches from amd. Update ryzen_embedded_5950e_firmware to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
Affected Products
| Vendor | Product | Versions | Status |
|---|---|---|---|
| amd | ryzen_embedded_5950e_firmware | >= 0, < embam4pi_1.0.0.0 | Affected |
| amd | ryzen_embedded_5900e_firmware | >= 0, < embam4pi_1.0.0.0 | Affected |
| amd | ryzen_embedded_5800e_firmware | >= 0, < embam4pi_1.0.0.0 | Affected |
| amd | ryzen_embedded_5600e_firmware | >= 0, < embam4pi_1.0.0.0 | Affected |
| amd | ryzen_embedded_v2516_firmware | >= 0, < embeddedpi-fp6_1.0.0.6 | Affected |
| amd | ryzen_embedded_v2546_firmware | >= 0, < embeddedpi-fp6_1.0.0.6 | Affected |
| amd | ryzen_embedded_v2718_firmware | >= 0, < embeddedpi-fp6_1.0.0.6 | Affected |
| amd | ryzen_embedded_v2748_firmware | >= 0, < embeddedpi-fp6_1.0.0.6 | Affected |
| amd | ryzen_embedded_r2312_firmware | >= 0, < embeddedpi-fp6_1.0.0.6 | Affected |
| amd | ryzen_embedded_r2314_firmware | >= 0, < embeddedpi-fp6_1.0.0.6 | Affected |
Frequently Asked Questions
What is CVE-2021-46757?
CVE-2021-46757 is a high-severity vulnerability affecting amd ryzen_embedded_5950e_firmware. It was published on February 13, 2024 and has a CVSS 3.1 base score of 7.8 (HIGH).
How severe is CVE-2021-46757?
This vulnerability has a CVSS 3.1 base score of 7.8, rated HIGH. It requires local or adjacent network access to exploit. Some level of privileges is required for exploitation.
How do I fix or remediate CVE-2021-46757?
Check the references section for vendor advisories and patches from amd. Update ryzen_embedded_5950e_firmware to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
How can CyberStrike help with CVE-2021-46757?
CyberStrike's AI-powered security agents can automatically detect CVE-2021-46757 across your infrastructure using autonomous pentesting, DAST scanning, and HackBrowser. The platform continuously monitors for known vulnerabilities and provides actionable remediation guidance prioritized by real-world exploitability.
How CyberStrike Helps
AI agents map your attack surface to find vulnerabilities like this one.
Automated penetration testing that runs continuously, not just quarterly.
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Browser-based exploitation validates findings with real proof-of-concept.
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