Instituto Nacional de ciberseguridad. Sección Incibe
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CVE-2022-4173

Severity CVSS v4.0:
Pending analysis
Type:
CWE-269 Improper Privilege Management
Publication date:
06/12/2022
Last modified:
07/11/2023

Description

A vulnerability within the malware removal functionality of Avast and AVG Antivirus allowed an attacker with write access to the filesystem, to escalate his privileges in certain scenarios. The issue was fixed with Avast and AVG Antivirus version 22.10.<br />

Impact

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

Base Score: 8.80 HIGH
Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Attack Vector (AV): Network
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
8.80
Severity 3.x
HIGH

Vulnerable products and versions

CPE From Up to
cpe:2.3:a:avast:avast:*:*:*:*:*:*:*:* 20.5 (including) 22.9 (including)
cpe:2.3:a:avast:avg_antivirus:*:*:*:*:*:*:*:* 20.5 (including) 22.9 (including)

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


References to Advisories, Solutions, and Tools