Vulnerability Database

289,782

Total vulnerabilities in the database

CVE-2021-27241

This vulnerability allows local attackers to delete arbitrary directories on affected installations of Avast Premium Security 20.8.2429 (Build 20.8.5653.561). An attacker must first obtain the ability to execute low-privileged code on the target system in order to exploit this vulnerability. The specific flaw exists within the AvastSvc.exe module. By creating a directory junction, an attacker can abuse the service to delete a directory. An attacker can leverage this vulnerability to create a denial-of-service condition on the system. Was ZDI-CAN-12082.

  • Published: Mar 29, 2021
  • Updated: Apr 14, 2023
  • CVE: CVE-2021-27241
  • Severity: Medium
  • Exploit:

CVSS v3:

  • Severity: Medium
  • Score: 6.1
  • AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:H

CVSS v2:

  • Severity: Low
  • Score: 3.6
  • AV:L/AC:L/Au:N/C:N/I:P/A:P

CWEs: