Home/CVE/Dell PowerEdge Server BIOS and Dell Precision Rack BIOS contain a TOCTOU race condition vulnerability. A local low privi
CVE

CVE-2024-0163

Dell PowerEdge Server BIOS and Dell Precision Rack BIOS contain a TOCTOU race condition vulnerability. A local low privi

Dell PowerEdge Server BIOS and Dell Precision Rack BIOS contain a TOCTOU race condition vulnerability. A local low privileged attacker could potentially exploit this vulnerability to gain access to otherwise unauthorized resources.

MEDIUM · CVSS 5.3 EPSS 0.00072
Monitor
  • No active-exploitation, high-EPSS, or public-exploit signals - routine patching cadence
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-367Time-of-check Time-of-use (TOCTOU) Race Condition
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Affected Products & Versions

58
dell poweredge r660 firmware< 2.0.0
dell poweredge r760 firmware< 2.0.0
dell poweredge c6620 firmware< 2.0.0
dell poweredge mx760c firmware< 2.0.0
dell poweredge r860 firmware< 1.8.0
dell poweredge r960 firmware< 1.8.0
dell poweredge hs5610 firmware< 2.0.0
dell poweredge hs5620 firmware< 2.0.0
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Scoring & Timeline

5.3
MEDIUM · 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 NVD13 Mar 2024 · 05:15 PM
CVSS VectorCVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:L/I:L/A:L
SSVC triage · cisa-vulnrichment
Exploitation
none
Automatable
no
Technical impact
partial
SSVC asks the questions that actually drive patch urgency: is it being exploited, can attacks be automated, and how total is the impact.
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References & Sources

1
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/en-us/000222756/dsa-2024-003-security-update-for-dell-poweredge-server-bios-for-a-time-of-check-time-of-use-toctou-vulnerabilityVendor Advisory
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