CVE-2022-34390
CVE-2022-34390 is a high-severity vulnerability in Dell Alienware Area-51 R5 Firmware with a CVSS 3.x base score of 7.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-908.
Key facts
- Severity: High (CVSS 3.x base score 7.5)
- EPSS exploit prediction: 0% (5th percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-908
- Affected product: Dell Alienware Area-51 R5 Firmware
- Published:
- Last modified:
Description
Dell BIOS contains a use of uninitialized variable vulnerability. A local authenticated malicious user may potentially exploit this vulnerability by using an SMI to gain arbitrary code execution in SMRAM.
Frequently asked questions
- What is CVE-2022-34390?
- Dell BIOS contains a use of uninitialized variable vulnerability. A local authenticated malicious user may potentially exploit this vulnerability by using an SMI to gain arbitrary code execution in SMRAM.
- How severe is CVE-2022-34390?
- CVE-2022-34390 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over local access with high attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
- Is CVE-2022-34390 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (5th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2022-34390?
- CVE-2022-34390 primarily affects Dell Alienware Area-51 R5 Firmware. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
- How do I fix CVE-2022-34390?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
- When was CVE-2022-34390 published?
- CVE-2022-34390 was published on 2022-10-12 and last updated on 2026-06-17.
References
Affected products (2)
- cpe:2.3:o:dell:alienware_area-51_r5_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:dell:alienware_area-51_r4_firmware:*:*:*:*:*:*:*:*
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