CVE-2021-33137
HIGHCVSS 7.8/10EPSS 0.24%
Last modified
CVE-2021-33137 is a high-severity vulnerability rated 7.8/10 on the CVSS scale. Out-of-bounds write in the Intel(R) Kernelflinger project may allow an authenticated user to potentially enable escalation of privilege via local access.. EPSS estimates a 0.24% chance of exploitation in the next 30 days.
Description
Out-of-bounds write in the Intel(R) Kernelflinger project may allow an authenticated user to potentially enable 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
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Intel | Kernelflinger | < 2021-06-28 |
References
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2021-33137?
Out-of-bounds write in the Intel(R) Kernelflinger project may allow an authenticated user to potentially enable escalation of privilege via local access.
How severe is CVE-2021-33137?
CVE-2021-33137 has a CVSS score of 7.8/10 (HIGH severity). The EPSS model estimates a 0.24% probability of exploitation in the next 30 days.
How do I fix CVE-2021-33137?
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.
Related CVEs from 2021
- CVE-2021-33131Rejected reason: This is unused.
- CVE-2021-33132Rejected reason: This is unused.
- CVE-2021-33133Rejected reason: This is unused.
- CVE-2021-33134Rejected reason: This is unused.
- CVE-2021-33135Uncontrolled resource consumption in the Linux kernel driver…5.5
- CVE-2021-33136Rejected reason: This is unused.
- CVE-2021-33138Rejected reason: This is unused.
- CVE-2021-33139Improper conditions check in firmware for some Intel(R) Wire…5.7
- CVE-2021-3314Oracle GlassFish Server 3.1.2.18 and below allows /common/lo…6.1
- CVE-2021-33140Rejected reason: This is unused.
- CVE-2021-33141Improper input validation in some Intel(R) Ethernet Adapters…8.6
- CVE-2021-33142Improper input validation in some Intel(R) Ethernet Adapters…6
Are you affected by CVE-2021-33137?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST