Description
Dell PowerEdge R640, R740, R740XD, R840, R940, R940xa, MX740c, MX840c, and T640 Server BIOS contain a stack-based buffer overflow vulnerability in systems with NVDIMM-N installed. A local malicious user with high privileges may potentially exploit this vulnerability, leading to a denial of Service, arbitrary code execution, or information disclosure in UEFI or BIOS Preboot Environment.
Published: 2021-06-14
Score: 6.1 Medium
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

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Remediation

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Tracking

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Advisories
Source ID Title
EUVD EUVD EUVD-2021-8828 Dell PowerEdge R640, R740, R740XD, R840, R940, R940xa, MX740c, MX840c, and T640 Server BIOS contain a stack-based buffer overflow vulnerability in systems with NVDIMM-N installed. A local malicious user with high privileges may potentially exploit this vulnerability, leading to a denial of Service, arbitrary code execution, or information disclosure in UEFI or BIOS Preboot Environment.
History

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Subscriptions

Dell Poweredge Mx740c Poweredge Mx740c Firmware Poweredge Mx840c Poweredge Mx840c Firmware Poweredge R640 Poweredge R640 Firmware Poweredge R740 Poweredge R740 Firmware Poweredge R740xd Poweredge R740xd Firmware Poweredge R840 Poweredge R840 Firmware Poweredge R940 Poweredge R940 Firmware Poweredge R940xa Poweredge R940xa Firmware Poweredge T640 Poweredge T640 Firmware
cve-icon MITRE

Status: PUBLISHED

Assigner: dell

Published:

Updated: 2024-09-17T01:40:39.312Z

Reserved: 2021-01-04T00:00:00.000Z

Link: CVE-2021-21556

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Modified

Published: 2021-06-14T19:15:08.353

Modified: 2024-11-21T05:48:35.470

Link: CVE-2021-21556

cve-icon Redhat

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cve-icon OpenCVE Enrichment

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Weaknesses