#VU26544 Improper access control in Avast Antivirus - CVE-2020-10867

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Main Vulnerability Database Vulnerabilities #VU26544

#VU26544 Improper access control in Avast Antivirus - CVE-2020-10867

Published: April 2, 2020


Vulnerability identifier: #VU26544
Vulnerability risk: High
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber
CVE-ID: CVE-2020-10867
CWE-ID: CWE-284
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vulnerable software:
Avast Antivirus
Software vendor:
Avast Software s.r.o.

Description

The vulnerability allows a remote attacker to gain unauthorized access to otherwise restricted functionality.

The vulnerability exists due to improper access restrictions in the aswTask RPC endpoint for the TaskEx library in the Avast Service (AvastSvc.exe). A remote attacker can bypass implemented security restrictions and gain unauthorized access to the application.


Remediation

Install updates from vendor's website.

External links