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DellCVE-2022-32492

HistoryOct 11, 2022 - 5:15 p.m.

CVE-2022-32492

2022-10-1117:15:10

CWE-20

dell

web.nvd.nist.gov

cve-2022-32492

dell

bios

input validation

vulnerability

local

authenticated

malicious user

smi

arbitrary code execution

smram

CVSS3

8.8

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

CHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

AI Score

8.7

Confidence

High

EPSS

Percentile

5.1%

JSON

Dell BIOS contains an improper input validation vulnerability. A local authenticated malicious user may potentially exploit this vulnerability by using an SMI to gain arbitrary code execution in SMRAM.

Affected configurations

Nvd

Vulners

Node

dellbiosRange<2.21.0

AND

dellprecision_5820_towerMatch-

Node

dellbiosRange<2.25.0

AND

dellprecision_7820_towerMatch-

Node

dellbiosRange<2.25.0

AND

dellprecision_7920_towerMatch-

VendorProductVersionCPE
dellbios*cpe:2.3:o:dell:bios:*:*:*:*:*:*:*:*
dellprecision_5820_tower-cpe:2.3:h:dell:precision_5820_tower:-:*:*:*:*:*:*:*
dellprecision_7820_tower-cpe:2.3:h:dell:precision_7820_tower:-:*:*:*:*:*:*:*
dellprecision_7920_tower-cpe:2.3:h:dell:precision_7920_tower:-:*:*:*:*:*:*:*

Vendor	Product	Version	CPE
dell	bios	*	cpe:2.3:o:dell:bios::::::::
dell	precision_5820_tower	-	cpe:2.3:h:dell:precision_5820_tower:-:::::::*
dell	precision_7820_tower	-	cpe:2.3:h:dell:precision_7820_tower:-:::::::*
dell	precision_7920_tower	-	cpe:2.3:h:dell:precision_7920_tower:-:::::::*

CNA Affected

[
  {
    "vendor": "Dell",
    "product": "CPG BIOS",
    "versions": [
      {
        "version": "unspecified",
        "lessThan": "2.21.0",
        "status": "affected",
        "versionType": "custom"
      }
    ]
  }
]

References

www.dell.com/support/kbdoc/000202772

Social References

CVSS3

8.8

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

CHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

AI Score

8.7

Confidence

High

EPSS

Percentile

5.1%

JSON

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