CVE-2021-0091
HIGHCVSS 7.8/10EPSS 0.33%
Last modified
CVE-2021-0091 is a high-severity vulnerability rated 7.8/10 on the CVSS scale. Improper access control in the firmware for some Intel(R) Processors may allow an unauthenticated user to potentially enable an escalation of privilege via local access.. EPSS estimates a 0.33% chance of exploitation in the next 30 days.
Description
Improper access control in the firmware for some Intel(R) Processors may allow an unauthenticated user to potentially enable an escalation 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
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Intel | Atom C3308 | All versions |
| Intel | Atom C3336 | All versions |
| Intel | Atom C3338 | All versions |
| Intel | Atom C3338r | All versions |
| Intel | Atom C3436l | All versions |
| Intel | Atom C3508 | All versions |
| Intel | Atom C3538 | All versions |
| Intel | Atom C3558 | All versions |
| Intel | Atom C3558r | All versions |
| Intel | Atom C3708 | All versions |
| Intel | Atom C3750 | All versions |
| Intel | Atom C3758 | All versions |
| Intel | Atom C3758r | All versions |
| Intel | Atom C3808 | All versions |
| Intel | Atom C3830 | All versions |
| Intel | Atom C3850 | All versions |
| Intel | Atom C3858 | All versions |
| Intel | Atom C3950 | All versions |
| Intel | Atom C3955 | All versions |
| Intel | Atom C3958 | All versions |
| Intel | Core I3-1000g1 | All versions |
| Intel | Core I3-1000g4 | All versions |
| Intel | Core I3-1005g1 | All versions |
| Intel | Core I3-10100 | All versions |
| Intel | Core I3-10100e | All versions |
| Intel | Core I3-10100f | All versions |
| Intel | Core I3-10100t | All versions |
| Intel | Core I3-10100te | All versions |
| Intel | Core I3-10100y | All versions |
| Intel | Core I3-10105 | All versions |
| Intel | Core I3-10105f | All versions |
| Intel | Core I3-10105t | All versions |
| Intel | Core I3-10110u | All versions |
| Intel | Core I3-10110y | All versions |
| Intel | Core I3-10300 | All versions |
| Intel | Core I3-10300t | All versions |
| Intel | Core I3-10305 | All versions |
| Intel | Core I3-10305t | All versions |
| Intel | Core I3-10320 | All versions |
| Intel | Core I3-10325 | All versions |
| Intel | Core I3-11100he | All versions |
| Intel | Core I3-1110g4 | All versions |
| Intel | Core I3-1115g4 | All versions |
| Intel | Core I3-1115g4e | All versions |
| Intel | Core I3-1115gre | All versions |
| Intel | Core I3-1120g4 | All versions |
| Intel | Core I3-1125g4 | All versions |
| Intel | Core I3-6006u | All versions |
| Intel | Core I3-6098p | All versions |
| Intel | Core I3-6100 | All versions |
Showing 50 of 681 affected configurations. See NVD for the full list.
References
- https://security.netapp.com/advisory/ntap-20220210-0007/Third Party Advisory
- https://security.netapp.com/advisory/ntap-20220210-0007/Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2021-0091?
Improper access control in the firmware for some Intel(R) Processors may allow an unauthenticated user to potentially enable an escalation of privilege via local access.
How severe is CVE-2021-0091?
CVE-2021-0091 has a CVSS score of 7.8/10 (HIGH severity). The EPSS model estimates a 0.33% probability of exploitation in the next 30 days.
How do I fix CVE-2021-0091?
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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- CVE-2021-0088Rejected reason: DO NOT USE THIS CANDIDATE NUMBER. ConsultID…
- CVE-2021-0089Observable response discrepancy in some Intel(R) Processors …6.5
- CVE-2021-0090Uncontrolled search path element in Intel(R) DSA before vers…7.3
- CVE-2021-0092Improper access control in the firmware for some Intel(R) Pr…4.4
- CVE-2021-0093Incorrect default permissions in the firmware for some Intel…4.4
- CVE-2021-0094Improper link resolution before file access in Intel(R) DSA …7.8
- CVE-2021-0095Improper initialization in the firmware for some Intel(R) Pr…4.4
- CVE-2021-0096Improper authentication in the software installer for the In…7.8
- CVE-2021-0097Path traversal in the BMC firmware for Intel(R) Server Board…6.5
Are you affected by CVE-2021-0091?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST