What is CVE-2022-34400?

CVE-2022-34400 is a high-severity vulnerability in Dell Alienware_m15_r6, classified under Heap-based Buffer Overflow. CVSS score: 7.1/10. Published 2023-02-01.

How severe is CVE-2022-34400?

High severity. CVSS v3 base score is 7.1 out of 10.

Buffer overflow in Dell Alienware_m15_r6

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.

Vulnerability class: Buffer Overflow

EPSS: 0.002 (10.9th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.1 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H.

Affected products

Dell Alienware_m15_r6
Dell Alienware_m15_r6_firmware
Dell Alienware_m15_r7
Dell Alienware_m15_r7_firmware
Dell Alienware_m15_ryzen_edition_r5
Dell Alienware_m15_ryzen_edition_r5_firmware
Dell Alienware_m17_r5_amd
Dell Alienware_m17_r5_amd_firmware
Dell Cpg Bios — versions 0
Dell G15_5510

Weakness classification (CWE)

CWE-122 — Heap-based Buffer Overflow
CWE-787 — Out-of-bounds Write

References

security_alert@emc.com (Vendor Advisory)

Frequently asked questions

What is CVE-2022-34400?: CVE-2022-34400 is a high-severity vulnerability in Dell Alienware_m15_r6, classified under Heap-based Buffer Overflow. CVSS score: 7.1/10. Published 2023-02-01.
How severe is CVE-2022-34400?: High severity. CVSS v3 base score is 7.1 out of 10.