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cvelistDellCVELIST:CVE-2023-28075
HistoryAug 16, 2023 - 7:15 p.m.

CVE-2023-28075

2023-08-1619:15:41
CWE-367
dell
www.cve.org
cve-2023-28075
dell bios
time-of-check
time-of-use
vulnerability
local authenticated
physical access
malicious user
dma transaction
smi
arbitrary code execution

6.9 Medium

CVSS3

Attack Vector

PHYSICAL

Attack Complexity

HIGH

Privileges Required

HIGH

User Interaction

NONE

Scope

CHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

0.0004 Low

EPSS

Percentile

5.1%

Dell BIOS contain a Time-of-check Time-of-use vulnerability in BIOS. A local authenticated malicious user with physical access to the system could potentially exploit this vulnerability by using a specifically timed DMA transaction during an SMI in order to gain arbitrary code execution on the system.

CNA Affected

[
  {
    "defaultStatus": "unaffected",
    "product": "CPG BIOS",
    "vendor": "Dell",
    "versions": [
      {
        "status": "affected",
        "version": "All Versions"
      }
    ]
  }
]

6.9 Medium

CVSS3

Attack Vector

PHYSICAL

Attack Complexity

HIGH

Privileges Required

HIGH

User Interaction

NONE

Scope

CHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

0.0004 Low

EPSS

Percentile

5.1%

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