CVE-2021-0159
HIGHCVSS 7.8/10EPSS 0.26%
Last modified
CVE-2021-0159 is a high-severity vulnerability rated 7.8/10 on the CVSS scale. Improper input validation in the BIOS authenticated code module for some Intel(R) Processors may allow a privileged user to potentially enable aescalation of privilege via local access.. EPSS estimates a 0.26% chance of exploitation in the next 30 days.
Description
Improper input validation in the BIOS authenticated code module for some Intel(R) Processors may allow a privileged user to potentially enable aescalation of privilege via local access.
Metrics
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Intel | Xeon Bronze 3204 Firmware | All versions |
| Intel | Xeon Bronze 3206r Firmware | All versions |
| Intel | Xeon Gold 5215 Firmware | All versions |
| Intel | Xeon Gold 5215l Firmware | All versions |
| Intel | Xeon Gold 5217 Firmware | All versions |
| Intel | Xeon Gold 5218 Firmware | All versions |
| Intel | Xeon Gold 5218b Firmware | All versions |
| Intel | Xeon Gold 5218n Firmware | All versions |
| Intel | Xeon Gold 5218r Firmware | All versions |
| Intel | Xeon Gold 5218t Firmware | All versions |
| Intel | Xeon Gold 5220 Firmware | All versions |
| Intel | Xeon Gold 5220r Firmware | All versions |
| Intel | Xeon Gold 5220s Firmware | All versions |
| Intel | Xeon Gold 5220t Firmware | All versions |
| Intel | Xeon Gold 5222 Firmware | All versions |
| Intel | Xeon Gold 5315y Firmware | All versions |
| Intel | Xeon Gold 5317 Firmware | All versions |
| Intel | Xeon Gold 5318h Firmware | All versions |
| Intel | Xeon Gold 5318n Firmware | All versions |
| Intel | Xeon Gold 5318s Firmware | All versions |
| Intel | Xeon Gold 5318y Firmware | All versions |
| Intel | Xeon Gold 5320 Firmware | All versions |
| Intel | Xeon Gold 5320h Firmware | All versions |
| Intel | Xeon Gold 5320t Firmware | All versions |
| Intel | Xeon Gold 6208u Firmware | All versions |
| Intel | Xeon Gold 6209u Firmware | All versions |
| Intel | Xeon Gold 6210u Firmware | All versions |
| Intel | Xeon Gold 6212u Firmware | All versions |
| Intel | Xeon Gold 6222v Firmware | All versions |
| Intel | Xeon Gold 6226 Firmware | All versions |
| Intel | Xeon Gold 6226r Firmware | All versions |
| Intel | Xeon Gold 6230 Firmware | All versions |
| Intel | Xeon Gold 6230n Firmware | All versions |
| Intel | Xeon Gold 6230r Firmware | All versions |
| Intel | Xeon Gold 6230t Firmware | All versions |
| Intel | Xeon Gold 6234 Firmware | All versions |
| Intel | Xeon Gold 6238 Firmware | All versions |
| Intel | Xeon Gold 6238l Firmware | All versions |
| Intel | Xeon Gold 6238r Firmware | All versions |
| Intel | Xeon Gold 6238t Firmware | All versions |
| Intel | Xeon Gold 6240 Firmware | All versions |
| Intel | Xeon Gold 6240l Firmware | All versions |
| Intel | Xeon Gold 6240r Firmware | All versions |
| Intel | Xeon Gold 6240y Firmware | All versions |
| Intel | Xeon Gold 6242 Firmware | All versions |
| Intel | Xeon Gold 6242r Firmware | All versions |
| Intel | Xeon Gold 6244 Firmware | All versions |
| Intel | Xeon Gold 6246 Firmware | All versions |
| Intel | Xeon Gold 6246r Firmware | All versions |
| Intel | Xeon Gold 6248 Firmware | All versions |
Showing 50 of 129 affected configurations. See NVD for the full list.
References
- https://security.netapp.com/advisory/ntap-20220818-0003/Third Party Advisory
- https://security.netapp.com/advisory/ntap-20220818-0003/Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2021-0159?
Improper input validation in the BIOS authenticated code module for some Intel(R) Processors may allow a privileged user to potentially enable aescalation of privilege via local access.
How severe is CVE-2021-0159?
CVE-2021-0159 has a CVSS score of 7.8/10 (HIGH severity). The EPSS model estimates a 0.26% probability of exploitation in the next 30 days.
How do I fix CVE-2021-0159?
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-2021-0159?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST