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DellCVELIST:CVE-2022-34400

HistoryFeb 01, 2023 - 4:24 a.m.

CVE-2022-34400

2023-02-0104:24:36

CWE-122

dell

www.cve.org

dell

bios

buffer overflow

vulnerability

local attacker

admin privileges

smram

smm

cve-2022-34400

7.1 High

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

HIGH

Availability Impact

HIGH

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

0.0004 Low

EPSS

Percentile

5.1%

JSON

Dell BIOS contains a heap buffer overflow vulnerability. A local attacker with admin privileges could potentially exploit this vulnerability to perform an arbitrary write to SMRAM during SMM.

CNA Affected

[
  {
    "defaultStatus": "unaffected",
    "product": "CPG BIOS",
    "vendor": "Dell",
    "versions": [
      {
        "lessThanOrEqual": "2.15.2",
        "status": "affected",
        "version": "0",
        "versionType": "custom"
      }
    ]
  }
]

References

www.dell.com/support/kbdoc/en-us/000205716/dsa-2022-327

7.1 High

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

HIGH

Availability Impact

HIGH

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

0.0004 Low

EPSS

Percentile

5.1%

JSON

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