CVE-2022-34393

moderate-risk
Published 2023-01-18

Dell BIOS contains an improper input validation vulnerability. A local authenticated malicious user may potentially exploit this vulnerability by using an SMI to gain arbitrary code execution in SMRAM.

Do I need to act?

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0.14% chance of exploitation
EPSS score — low exploit probability
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Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
7
CVSS 7.5/10 High
LOCAL / HIGH complexity

Affected Products (20)

G5 Se 5505 Firmware
Inspiron 27 7775 Firmware
Inspiron 3180 Firmware
Inspiron 3185 Firmware
Inspiron 3195 2-In-1 Firmware
Inspiron 3275 Firmware
Inspiron 3475 Firmware
Inspiron 3505 Firmware
Inspiron 3515 Firmware
Inspiron 3585 Firmware
Inspiron 3595 Firmware
Inspiron 3785 Firmware
Inspiron 5405 Firmware
Inspiron 5415 Firmware
Inspiron 5485 Firmware
Inspiron 5485 2-In-1 Firmware
Inspiron 5505 Firmware
Inspiron 5515 Firmware
Inspiron 5585 Firmware
Inspiron 7375 Firmware

Affected Vendors

Dell

References (2)

Vendor Advisory https://www.dell.com/support/kbdoc/000204686
Vendor Advisory https://www.dell.com/support/kbdoc/000204686
42
/ 100
moderate-risk
Severity 20/34 · Moderate
Exploitability 1/34 · Minimal
Exposure 21/34 · High