CVE-2022-34403

Home/CVE/Dell BIOS contains a Stack based buffer overflow vulnerability. A local authenticated attacker could potentially exploit

CVE

Dell BIOS contains a Stack based buffer overflow vulnerability. A local authenticated attacker could potentially exploit

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 in SMRAM.

HIGH · CVSS 7.5 EPSS 0.00052

Schedule remediation

CVSS base score ≥ 7.0

Sigma rules0 YARA rules0

⬡

Weakness Classification

CWE-121Stack-based Buffer Overflow

CWE-787Out-of-bounds Write

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Affected Products & Versions

dell alienware m15 r6 firmware< 1.17.0
dell alienware m15 r7 firmware< 1.4.3
dell alienware m15 ryzen edition r5 firmware< 1.8.0
dell alienware m17 r5 amd firmware< 1.4.3
dell g15 5510 firmware< 1.16.0
dell g15 5511 firmware< 1.18.0
dell g15 5515 firmware< 1.8.0
dell g15 5525 firmware< 1.4.3
Show all 60 affected productsdell g5 se 5505 firmware< 1.13.0
dell inspiron 14 5410 2-in-1 firmware< 2.15.2
dell inspiron 15 3511 firmware< 1.18.2
dell inspiron 3195 2-in-1 firmware< 1.6.0
dell inspiron 3275 firmware< 1.9.2
dell inspiron 3475 firmware< 1.9.2
dell inspiron 3505 firmware< 1.9.0
dell inspiron 3515 firmware< 1.9.0
dell inspiron 3525 firmware< 1.5.0
dell inspiron 3585 firmware< 1.10.0
dell inspiron 3595 firmware< 1.5.0
dell inspiron 3785 firmware< 1.10.0
dell inspiron 3891 firmware< 1.12.0
dell inspiron 5310 firmware< 2.15.0
dell inspiron 5405 firmware< 1.9.0
dell inspiron 5410 firmware< 2.14.0
dell inspiron 5415 firmware< 1.13.0
dell inspiron 5425 firmware< 1.5.0
dell inspiron 5485 firmware< 2.11.0
dell inspiron 5485 2-in-1 firmware< 2.11.0
dell inspiron 5505 firmware< 1.9.0
dell inspiron 5510 firmware< 2.15.2
dell inspiron 5515 firmware< 1.13.0
dell inspiron 5585 firmware< 2.11.0
dell inspiron 7405 2-in-1 firmware< 1.10.1
dell inspiron 7415 firmware< 1.13.0
dell inspiron 7425 firmware< 1.5.0
dell inspiron 7510 firmware< 1.12.0
dell inspiron 7610 firmware< 1.12.0
dell latitude 3320 firmware< 1.18.2
dell latitude 3420 firmware< 1.23.2
dell latitude 3520 firmware< 1.23.2
dell latitude 5320 firmware< 1.24.3
dell latitude 5420 firmware< 1.22.0
dell latitude 5520 firmware< 1.24.3
dell latitude 5521 firmware< 1.17.3
dell latitude 7320 firmware< 1.20.0
dell latitude 7320 detachable firmware< 1.17.2
dell latitude 7420 firmware< 1.20.0
dell latitude 7520 firmware< 1.20.0
dell latitude 9420 firmware< 1.16.2
dell latitude 9520 firmware< 1.17.0
dell latitude rugged 5430 firmware< 1.12.0
dell latitude rugged 7330 firmware< 1.12.0
dell latitude 5421 firmware< 1.15.0
dell optiplex 5090 firmware< 1.12.0
dell optiplex 5490 all-in-one firmware< 1.15.0
dell optiplex 7090 tower firmware< 1.12.0
dell optiplex 7090 ultra firmware< 1.15.0
dell optiplex 7090 aio firmware< 1.15.0
dell precision 3450 firmware< 1.12.0
dell precision 3560 firmware< 1.24.3

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Scoring & Timeline

7.5

HIGH · CVSS v3.1 · security_alert@emc.com

View on NVD

Attack Vector

Network Adjacent Local Physical

Attack Complexity

Low High

Privileges Required

None Low High

User Interaction

None Required

Scope

Unchanged Changed

Confidentiality

None Low High

Integrity

None Low High

Availability

None Low High

Published to NVD01 Feb 2023 · 06:15 AM

CVSS VectorCVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H

SSVC triage · cisa-vulnrichment

Exploitation

none

Automatable

Technical impact

total

SSVC asks the questions that actually drive patch urgency: is it being exploited, can attacks be automated, and how total is the impact.

🔗

References & Sources

Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.

https://www.dell.com/support/kbdoc/000205716Vendor Advisory

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