Instituto Nacional de ciberseguridad. Sección Incibe
Instituto Nacional de Ciberseguridad. Sección INCIBE-CERT

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CVE-2020-5316

Severity CVSS v4.0:
Pending analysis
Type:
CWE-427 Uncontrolled Search Path Element
Publication date:
22/07/2021
Last modified:
02/08/2021

Description

Dell SupportAssist for Business PCs versions 2.0, 2.0.1, 2.0.2, 2.1, 2.1.1, 2.1.2, 2.1.3 and Dell SupportAssist for Home PCs version 2.0, 2.0.1, 2.0.2, 2.1, 2.1.1, 2.1.2, 2.1.3, 2.2, 2.2.1, 2.2.2, 2.2.3, 3.0, 3.0.1, 3.0.2, 3.1, 3.2, 3.2.1, 3.2.2, 3.3, 3.3.1, 3.3.2, 3.3.3, 3.4 contain an uncontrolled search path vulnerability. A locally authenticated low privileged user could exploit this vulnerability to cause the loading of arbitrary DLLs by the SupportAssist binaries, resulting in the privileged execution of arbitrary code.

Impact

Vector 3.x
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H CVSS v3.1 Severity and Metrics:

Base Score: 7.80 HIGH
Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Attack Vector (AV): Local
Attack Complexity (AC): Low
Privileges Required (PR): Low
User Interaction (UI): None
Scope (S): Unchanged
Confidentiality (C): High
Integrity (I): High
Availability (A): High

Base Score 3.x
7.80
Severity 3.x
HIGH
Vector 2.0
AV:L/AC:L/Au:N/C:P/I:P/A:P CVSS v2.0 Severity and Metrics:

Base Score: 4.60 MEDIUM
Vector: AV:L/AC:L/Au:N/C:P/I:P/A:P

Attack Vector (AV): Local
Attack Complexity (AC): Low
Authentication (Au): None
Confidentiality (C): Physical
Integrity (I): Physical
Availability (A): Physical

Base Score 2.0
4.60
Severity 2.0
MEDIUM

Vulnerable products and versions

CPE From Up to
cpe:2.3:a:dell:supportassist_for_business_pcs:2.0:*:*:*:*:*:*:*
cpe:2.3:a:dell:supportassist_for_business_pcs:2.0.1:*:*:*:*:*:*:*
cpe:2.3:a:dell:supportassist_for_business_pcs:2.0.2:*:*:*:*:*:*:*
cpe:2.3:a:dell:supportassist_for_business_pcs:2.1:*:*:*:*:*:*:*
cpe:2.3:a:dell:supportassist_for_business_pcs:2.1.1:*:*:*:*:*:*:*
cpe:2.3:a:dell:supportassist_for_business_pcs:2.1.2:*:*:*:*:*:*:*
cpe:2.3:a:dell:supportassist_for_business_pcs:2.1.3:*:*:*:*:*:*:*
cpe:2.3:a:dell:supportassist_for_home_pcs:2.0:*:*:*:*:*:*:*
cpe:2.3:a:dell:supportassist_for_home_pcs:2.0.1:*:*:*:*:*:*:*
cpe:2.3:a:dell:supportassist_for_home_pcs:2.0.2:*:*:*:*:*:*:*
cpe:2.3:a:dell:supportassist_for_home_pcs:2.1:*:*:*:*:*:*:*
cpe:2.3:a:dell:supportassist_for_home_pcs:2.1.1:*:*:*:*:*:*:*
cpe:2.3:a:dell:supportassist_for_home_pcs:2.1.2:*:*:*:*:*:*:*
cpe:2.3:a:dell:supportassist_for_home_pcs:2.1.3:*:*:*:*:*:*:*
cpe:2.3:a:dell:supportassist_for_home_pcs:2.2:*:*:*:*:*:*:*

To consult the complete list of CPE names with products and versions, see this page


References to Advisories, Solutions, and Tools