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DellCVELIST:CVE-2023-28040

HistoryJun 23, 2023 - 9:48 a.m.

CVE-2023-28040

2023-06-2309:48:55

CWE-20

dell

www.cve.org

dell bios

input validation

vulnerability

uefi

variable modification

local authenticated

administrator privileges

CVSS3

5.1

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

HIGH

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

HIGH

Availability Impact

LOW

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

AI Score

6.5

Confidence

High

EPSS

Percentile

5.1%

JSON

Dell BIOS contains an improper input validation vulnerability. A local authenticated malicious user with administrator privileges may potentially exploit this vulnerability in order to modify a UEFI variable.

CNA Affected

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

References

www.dell.com/support/kbdoc/en-us/000212204/dsa-2023-099-dell-client-bios-security-update-for-multiple-improper-input-validation-vulnerabilities

CVSS3

5.1

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

HIGH

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

HIGH

Availability Impact

LOW

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

AI Score

6.5

Confidence

High

EPSS

Percentile

5.1%

JSON

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