PT-2021-24229 · Avast · Avast Antivirus

CVE-2021-45336

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Published

2021-12-27

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Updated

2023-02-11

CVSS v3.1

8.8

High

VectorAV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
Name of the Vulnerable Software and Affected Versions: Avast Antivirus versions prior to 20.4
Description: A privilege escalation issue in the Sandbox component allows local sandboxed code to gain elevated privileges by using system IPC interfaces, potentially leading to the acquisition of SYSTEM privileges.
Recommendations: For Avast Antivirus versions prior to 20.4, update to version 20.4 or later to resolve the issue. As a temporary workaround, consider restricting access to system IPC interfaces to minimize the risk of exploitation.

Exploit

Fix

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Related Identifiers

CVE-2021-45336

Affected Products

Avast Antivirus