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[email protected]CVE-2020-5348

HistoryApr 04, 2020 - 12:15 a.m.

CVE-2020-5348

2020-04-0400:15:23

CWE-416

[email protected]

web.nvd.nist.gov

100

dell

latitude 7202

rugged tablet

bios

uaf

efi_boot_services

vulnerability

cve-2020-5348

nvd

7.2 High

CVSS2

Attack Vector

LOCAL

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

COMPLETE

Integrity Impact

COMPLETE

Availability Impact

COMPLETE

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

7.8 High

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

0.0004 Low

EPSS

Percentile

5.1%

JSON

Dell Latitude 7202 Rugged Tablet BIOS versions prior to A28 contain a UAF vulnerability in EFI_BOOT_SERVICES in system management mode. A local unauthenticated attacker may exploit this vulnerability by overwriting the EFI_BOOT_SERVICES structure to execute arbitrary code in system management mode.

Affected configurations

NVD

Node

delllatitude_7202Match-

AND

delllatitude_7202_firmwareRange<a28

CPENameOperatorVersion
dell:latitude_7202_firmwaredell latitude 7202 firmwarelta28

CPE	Name	Operator	Version
dell:latitude_7202_firmware	dell latitude 7202 firmware	lt	a28

CNA Affected

[
  {
    "product": "CPG BIOS",
    "vendor": "Dell",
    "versions": [
      {
        "lessThan": "A28",
        "status": "affected",
        "version": "unspecified",
        "versionType": "custom"
      }
    ]
  }
]

References

www.dell.com/support/article/SLN320792

7.2 High

CVSS2

Attack Vector

LOCAL

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

COMPLETE

Integrity Impact

COMPLETE

Availability Impact

COMPLETE

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

7.8 High

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

0.0004 Low

EPSS

Percentile

5.1%

JSON

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