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DellCVELIST:CVE-2023-28026

HistoryJun 23, 2023 - 10:23 a.m.

CVE-2023-28026

2023-06-2310:23:05

CWE-20

dell

www.cve.org

dell bios

input validation

uefi variable

local authenticated user

administrator privileges

cve-2023-28026

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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