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

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CVE-2021-44206

Severity CVSS v4.0:
Pending analysis
Type:
CWE-427 Uncontrolled Search Path Element
Publication date:
04/02/2022
Last modified:
09/02/2022

Description

Local privilege escalation due to DLL hijacking vulnerability in Acronis Media Builder service. The following products are affected: Acronis Cyber Protect Home Office (Windows) before build 39612, Acronis True Image 2021 (Windows) before build 39287

Impact

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

Base Score: 7.30 HIGH
Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H

Attack Vector (AV): Local
Attack Complexity (AC): Low
Privileges Required (PR): Low
User Interaction (UI): Required
Scope (S): Unchanged
Confidentiality (C): High
Integrity (I): High
Availability (A): High

Base Score 3.x
7.30
Severity 3.x
HIGH
Vector 2.0
AV:L/AC:M/Au:N/C:P/I:P/A:P CVSS v2.0 Severity and Metrics:

Base Score: 4.40 MEDIUM
Vector: AV:L/AC:M/Au:N/C:P/I:P/A:P

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

Base Score 2.0
4.40
Severity 2.0
MEDIUM

Vulnerable products and versions

CPE From Up to
cpe:2.3:a:acronis:true_image:2021:-:*:*:*:windows:*:*
cpe:2.3:a:acronis:true_image:2021:update_1:*:*:*:windows:*:*
cpe:2.3:a:acronis:true_image:2021:update_2:*:*:*:windows:*:*
cpe:2.3:a:acronis:true_image:2021:update_3:*:*:*:windows:*:*
cpe:2.3:a:acronis:true_image:2021:update_4:*:*:*:windows:*:*
cpe:2.3:a:acronis:cyber_protect_home_office:-:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows:-:*:*:*:*:*:*:*

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


References to Advisories, Solutions, and Tools