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[email protected]CVE-2021-36285

HistorySep 28, 2021 - 8:15 p.m.

CVE-2021-36285

2021-09-2820:15:07

CWE-307

[email protected]

web.nvd.nist.gov

dell

bios

cve-2021-36285

vulnerability

nvd

authentication

nvme

bypass

brute force

attack

2.1 Low

CVSS2

Attack Vector

LOCAL

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

NONE

AV:L/AC:L/Au:N/C:P/I:N/A:N

5.7 Medium

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

HIGH

User Interaction

NONE

Scope

CHANGED

Confidentiality Impact

LOW

Integrity Impact

LOW

Availability Impact

LOW

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

4.7 Medium

AI Score

Confidence

High

0.0004 Low

EPSS

Percentile

5.1%

JSON

Dell BIOS contains an Improper Restriction of Excessive Authentication Attempts vulnerability. A local authenticated malicious administrator could exploit this vulnerability to bypass excessive NVMe password attempt mitigations in order to carry out a brute force attack.

Affected configurations

NVD

Node

delllatitude_5310_2-in-1_firmwareRange<1.7.0

AND

delllatitude_5310_2-in-1Match-

Node

delllatitude_5320_firmwareRange<1.7.0

AND

delllatitude_5320Match-

Node

delllatitude_5400_firmwareRange<1.7.1

AND

delllatitude_5400Match-

Node

delllatitude_5411_firmwareRange<1.6.0

AND

delllatitude_5411Match-

Node

delllatitude_5500_firmwareRange<1.8.0

AND

delllatitude_5500Match-

Node

delllatitude_5520_firmwareRange<1.6.0

AND

delllatitude_5520Match-

Node

delllatitude_5511_firmwareRange<1.7.1

AND

delllatitude_5511Match-

Node

delllatitude_7212_rugged_extreme_tablet_firmwareRange<1.7.0

AND

delllatitude_7212_rugged_extreme_tabletMatch-

Node

delllatitude_7280_firmwareRange<1.9.1

AND

delllatitude_7280Match-

Node

delllatitude_7320_firmwareRange<1.7.0

AND

delllatitude_7320Match-

Node

delllatitude_7370_firmwareRange<1.7.1

AND

delllatitude_7370Match-

Node

delllatitude_7420_firmwareRange<1.7.0

AND

delllatitude_7420Match-

Node

delllatitude_7480_firmwareRange<1.7.1

AND

delllatitude_7480Match-

Node

delllatitude_9410_firmwareRange<1.7.1

AND

delllatitude_9410Match-

Node

delllatitude_9510_firmwareRange<1.7.0

AND

delllatitude_9510Match-

Node

delllatitude_9520_firmwareRange<1.6.0

AND

delllatitude_9520Match-

Node

delloptiplex_3080_firmwareRange<1.5.2

AND

delloptiplex_3080Match-

Node

delloptiplex_3280_aio_firmwareRange<1.2.0

AND

delloptiplex_3280_aioMatch-

Node

delloptiplex_7480_aio_firmwareRange<1.2.0

AND

delloptiplex_7480_aioMatch-

Node

dellprecision_3551_ffirmwareRange<1.6.2

AND

dellprecision_3551Match-

Node

dellprecision_3640_tower_firmwareRange<1.7.1

AND

dellprecision_3640_towerMatch-

CPENameOperatorVersion
dell:latitude_5310_2-in-1_firmwaredell latitude 5310 2-in-1 firmwarelt1.7.0

CPE	Name	Operator	Version
dell:latitude_5310_2-in-1_firmware	dell latitude 5310 2-in-1 firmware	lt	1.7.0

CNA Affected

[
  {
    "product": "CPG BIOS",
    "vendor": "Dell",
    "versions": [
      {
        "lessThan": "1.7.0",
        "status": "affected",
        "version": "unspecified",
        "versionType": "custom"
      }
    ]
  }
]

References

www.dell.com/support/kbdoc/000191495/

2.1 Low

CVSS2

Attack Vector

LOCAL

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

NONE

AV:L/AC:L/Au:N/C:P/I:N/A:N

5.7 Medium

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

HIGH

User Interaction

NONE

Scope

CHANGED

Confidentiality Impact

LOW

Integrity Impact

LOW

Availability Impact

LOW

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

4.7 Medium

AI Score

Confidence

High

0.0004 Low

EPSS

Percentile

5.1%

JSON

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