CVE-2020-7867 HIGH

CVE-2020-7867: Helpu arbitrary file creation vulnerability

Vendor Helpu
Product HelpuViewer.exe
Weakness CWE-20 · Input validation
Published October 27, 2021
Last update August 4, 2024

CVSS base score

8.0/10
Attack vector Network
Attack complexity Low
Privileges required Low
User interaction Required
Confidentiality High
Integrity High

CVSS vector

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

What the vulnerability does

01Description

An improper input validation vulnerability in Helpu solution could allow a local attacker to arbitrary file creation and execution without click file transfer menu. It is possible to file in arbitrary directory for user because the viewer program receive the file from agent with privilege of administrator.

Key dates

02Disclosure timeline

October 27, 2021 CVE published
August 4, 2024 Record updated