CVE-2022-34400
HIGHCVSS 7.1/10EPSS 0.21%
Last modified
CVE-2022-34400 is a high-severity vulnerability rated 7.1/10 on the CVSS scale. Dell BIOS contains a heap buffer overflow vulnerability. A local attacker with admin privileges could potentially exploit this vulnerability to perform an arbitrary write to SMRAM during SMM. . EPSS estimates a 0.21% chance of exploitation in the next 30 days.
Description
Dell BIOS contains a heap buffer overflow vulnerability. A local attacker with admin privileges could potentially exploit this vulnerability to perform an arbitrary write to SMRAM during SMM.
Metrics
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Dell | Alienware M15 R6 Firmware | < 1.17.0 |
| Dell | Alienware M15 R7 Firmware | < 1.4.3 |
| Dell | Alienware M15 Ryzen Edition R5 Firmware | < 1.8.0 |
| Dell | Alienware M17 R5 Amd Firmware | < 1.4.3 |
| Dell | G15 5510 Firmware | < 1.16.0 |
| Dell | G15 5511 Firmware | < 1.18.0 |
| Dell | G15 5515 Firmware | < 1.8.0 |
| Dell | G15 5525 Firmware | < 1.4.3 |
| Dell | G5 Se 5505 Firmware | < 1.13.0 |
| Dell | Inspiron 14 5410 2-In-1 Firmware | < 2.15.2 |
| Dell | Inspiron 15 3511 Firmware | < 1.18.2 |
| Dell | Inspiron 3195 2-In-1 Firmware | < 1.6.0 |
| Dell | Inspiron 3275 Firmware | < 1.9.2 |
| Dell | Inspiron 3475 Firmware | < 1.9.2 |
| Dell | Inspiron 3505 Firmware | < 1.9.0 |
| Dell | Inspiron 3515 Firmware | < 1.9.0 |
| Dell | Inspiron 3525 Firmware | < 1.5.0 |
| Dell | Inspiron 3585 Firmware | < 1.10.0 |
| Dell | Inspiron 3595 Firmware | < 1.5.0 |
| Dell | Inspiron 3785 Firmware | < 1.10.0 |
| Dell | Inspiron 3891 Firmware | < 1.12.0 |
| Dell | Inspiron 5310 Firmware | < 2.15.0 |
| Dell | Inspiron 5405 Firmware | < 1.9.0 |
| Dell | Inspiron 5410 Firmware | < 2.14.0 |
| Dell | Inspiron 5415 Firmware | < 1.13.0 |
| Dell | Inspiron 5425 Firmware | < 1.5.0 |
| Dell | Inspiron 5485 Firmware | < 2.11.0 |
| Dell | Inspiron 5485 2-In-1 Firmware | < 2.11.0 |
| Dell | Inspiron 5505 Firmware | < 1.9.0 |
| Dell | Inspiron 5510 Firmware | < 2.15.2 |
| Dell | Inspiron 5515 Firmware | < 1.13.0 |
| Dell | Inspiron 5585 Firmware | < 2.11.0 |
| Dell | Inspiron 7405 2-In-1 Firmware | < 1.10.1 |
| Dell | Inspiron 7415 Firmware | < 1.13.0 |
| Dell | Inspiron 7425 Firmware | < 1.5.0 |
| Dell | Inspiron 7510 Firmware | < 1.12.0 |
| Dell | Inspiron 7610 Firmware | < 1.12.0 |
| Dell | Latitude 3320 Firmware | < 1.18.2 |
| Dell | Latitude 3420 Firmware | < 1.23.2 |
| Dell | Latitude 3520 Firmware | < 1.23.2 |
| Dell | Latitude 5320 Firmware | < 1.24.3 |
| Dell | Latitude 5420 Firmware | < 1.22.0 |
| Dell | Latitude 5520 Firmware | < 1.24.3 |
| Dell | Latitude 5521 Firmware | < 1.17.3 |
| Dell | Latitude 7320 Firmware | < 1.20.0 |
| Dell | Latitude 7320 Detachable Firmware | < 1.17.2 |
| Dell | Latitude 7420 Firmware | < 1.20.0 |
| Dell | Latitude 7520 Firmware | < 1.20.0 |
| Dell | Latitude 9420 Firmware | < 1.16.2 |
| Dell | Latitude 9520 Firmware | < 1.17.0 |
Showing 50 of 83 affected configurations. See NVD for the full list.
References
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2022-34400?
Dell BIOS contains a heap buffer overflow vulnerability. A local attacker with admin privileges could potentially exploit this vulnerability to perform an arbitrary write to SMRAM during SMM.
How severe is CVE-2022-34400?
CVE-2022-34400 has a CVSS score of 7.1/10 (HIGH severity). The EPSS model estimates a 0.21% probability of exploitation in the next 30 days.
How do I fix CVE-2022-34400?
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-2022-34400?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST