How severe is CVE-2022-34398?

CVE-2022-34398 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over local access with high attack complexity, requires low privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2022-34398 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (6th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2022-34398?

CVE-2022-34398 primarily affects Dell Alienware Area 51m R1 Firmware. In total, 241 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2022-34398?

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-2022-34398 published?

CVE-2022-34398 was published on 2023-02-01 and last updated on 2026-06-17.

CVE-2022-34398

CVE-2022-34398 is a high-severity vulnerability in Dell Alienware Area 51m R1 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-367.

Key facts

Severity: High (CVSS 3.x base score 7.5)
EPSS exploit prediction: 0% (6th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-367
Affected product: Dell Alienware Area 51m R1 Firmware
Published: 2023-02-01
Last modified: 2026-06-17

Description

Dell BIOS contains a Time-of-check Time-of-use vulnerability. A local authenticated malicious user could\u00a0potentially exploit this vulnerability by using a specifically timed DMA transaction during an SMI to gain arbitrary code execution on the system.

Frequently asked questions

What is CVE-2022-34398?: Dell BIOS contains a Time-of-check Time-of-use vulnerability. A local authenticated malicious user could\u00a0potentially exploit this vulnerability by using a specifically timed DMA transaction during an SMI to gain arbitrary code execution on the system.
How severe is CVE-2022-34398?: CVE-2022-34398 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over local access with high attack complexity, requires low privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2022-34398 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (6th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2022-34398?: CVE-2022-34398 primarily affects Dell Alienware Area 51m R1 Firmware. In total, 241 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2022-34398?: 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-2022-34398 published?: CVE-2022-34398 was published on 2023-02-01 and last updated on 2026-06-17.

References

https://www.dell.com/support/kbdoc/000206038

Affected products (241)

cpe:2.3:o:dell:alienware_area_51m_r1_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:dell:alienware_area_51m_r2_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:dell:alienware_aurora_r10_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:dell:alienware_aurora_r11_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:dell:alienware_aurora_r12_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:dell:alienware_aurora_r13_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:dell:alienware_aurora_r8_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:dell:alienware_aurora_r9_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:dell:alienware_m15_r1_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:dell:alienware_m15_r2_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:dell:alienware_m15_r3_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:dell:alienware_m15_r4_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:dell:alienware_m17_r1_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:dell:alienware_m17_r2_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:dell:alienware_m17_r3_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:dell:alienware_m17_r4_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:dell:alienware_x14_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:dell:alienware_x15_r1_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:dell:alienware_x15_r2_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:dell:alienware_x17_r1_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:dell:alienware_x17_r2_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:dell:aurora_r14_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:dell:chengming_3980_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:dell:chengming_3988_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:dell:chengming_3990_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:dell:chengming_3991_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:dell:dell_g3_15_3590_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:dell:dell_g3_3579_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:dell:dell_g3_3779_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:dell:dell_g5_15_5590_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:dell:dell_g5_5000_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:dell:dell_g5_5090_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:dell:dell_g7_15_7590_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:dell:dell_g7_17_7790_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:dell:dell_latitude_3480_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:dell:dell_latitude_3580_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:dell:edge_gateway_3000_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:dell:edge_gateway_5000_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:dell:embedded_box_pc_3000_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:dell:embedded_box_pc_3000_firmware:1.16.0:*:*:*:*:*:*:*

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