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Chengming 3900 Firmware CVE-2022-31226

HIGH
Stack-based Buffer Overflow (CWE-121)
2022-09-12 security_alert@emc.com
RCE Dell Stack Overflow Buffer Overflow Chengming 3900 Firmware Inspiron 14 Plus 7420 Firmware Inspiron 16 Plus 7620 Firmware Inspiron 3910 Firmware Inspiron 5320 Firmware Inspiron 5420 Firmware Inspiron 5620 Firmware Inspiron 7420 Firmware Inspiron 7620 Firmware Optiplex 3000 Firmware Optiplex 3000 Thin Client Firmware Optiplex 5000 Firmware Optiplex 5400 Firmware Optiplex 7000 Firmware Optiplex 7000 Oem Firmware Optiplex 7400 Firmware Precision 3460 Small Form Factor Firmware Precision 3660 Tower Firmware Precision 5770 Firmware Vostro 3710 Firmware Vostro 3910 Firmware Vostro 5320 Firmware Vostro 5620 Firmware Vostro 7620 Firmware Xps 17 9720 Firmware
7.8
CVSS 3.1 · NVD
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Severity by source

NVD PRIMARY
7.8 HIGH
AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Attack Vector
Local
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

Lifecycle Timeline

1
CVE Published
Sep 12, 2022 - 19:15 nvd
HIGH 7.8

DescriptionNVD

Dell BIOS versions contain a Stack-based Buffer Overflow vulnerability. A local authenticated malicious user could potentially exploit this vulnerability by sending excess data to a function in order to gain arbitrary code execution on the system.

AnalysisAI

Dell BIOS versions contain a Stack-based Buffer Overflow vulnerability. Rated high severity (CVSS 7.8), this vulnerability is low attack complexity.

Technical ContextAI

This vulnerability is classified under CWE-121. Dell BIOS versions contain a Stack-based Buffer Overflow vulnerability. A local authenticated malicious user could potentially exploit this vulnerability by sending excess data to a function in order to gain arbitrary code execution on the system. Affected products include: Dell Chengming 3900 Firmware, Dell Inspiron 14 Plus 7420 Firmware, Dell Inspiron 16 Plus 7620 Firmware, Dell Inspiron 3910 Firmware, Dell Inspiron 5320 Firmware.

RemediationAI

A vendor patch is available. Apply the latest security update as soon as possible. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.

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CVE-2022-31226 vulnerability details – vuln.today
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