What is CVE-2022-34403?

CVE-2022-34403 is a high-severity vulnerability in Dell Cpg Bios, classified under Stack-based Buffer Overflow. CVSS score: 7.5/10. Published 2023-02-01.

How severe is CVE-2022-34403?

High severity. CVSS v3 base score is 7.5 out of 10.

Buffer overflow in Dell Cpg Bios

CVE-2022-34403

Dell BIOS contains a Stack based buffer overflow vulnerability. A local authenticated attacker could potentially exploit this vulnerability by using an SMI to send larger than expected input to a parameter to gain arbitrary code execution…

Vulnerability class: Buffer Overflow

EPSS: 0.001 (16.7th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H.

Affected products

Dell Cpg Bios — versions 0

Weakness classification (CWE)

CWE-121 — Stack-based Buffer Overflow

References

www.dell.com/support/kbdoc/000205716 (vendor-advisory)

Frequently asked questions

What is CVE-2022-34403?: CVE-2022-34403 is a high-severity vulnerability in Dell Cpg Bios, classified under Stack-based Buffer Overflow. CVSS score: 7.5/10. Published 2023-02-01.
How severe is CVE-2022-34403?: High severity. CVSS v3 base score is 7.5 out of 10.