CVE-2020-10867

critical

Description

An issue was discovered in Avast Antivirus before 20. The aswTask RPC endpoint for the TaskEx library in the Avast Service (AvastSvc.exe) allows attackers to bypass intended access restrictions on tasks from an untrusted process, when Self Defense is enabled.

References

https://github.com/umarfarook882/Avast_Multiple_Vulnerability_Disclosure/blob/master/README.md

https://forum.avast.com/index.php?topic=232423.0

https://forum.avast.com/index.php?topic=232420.0

Details

Source: Mitre, NVD

Published: 2020-04-01

Updated: 2026-06-17

Risk Information

CVSS v2

Base Score: 7.5

Vector: CVSS2#AV:N/AC:L/Au:N/C:P/I:P/A:P

Severity: High

CVSS v3

Base Score: 9.8

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

Severity: Critical

EPSS

EPSS: 0.00725