CVE-2021-42954

high

Description

Zoho Remote Access Plus Server Windows Desktop Binary fixed from 10.1.2121.1 is affected by incorrect access control. The installation directory is vulnerable to weak file permissions by allowing full control for Windows Everyone user group (non-admin or any guest users), thereby allowing privilege escalation, unauthorized password reset, stealing of sensitive data, access to credentials in plaintext, access to registry values, tampering with configuration files, etc.

References

https://medium.com/nestedif/vulnerability-disclosure-improper-filesystem-permission-misconfigured-acls-zoho-r-a-p-56e195464b51

Details

Source: Mitre, NVD

Published: 2021-11-17

Updated: 2026-06-17

Risk Information

CVSS v2

Base Score: 4.6

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

Severity: Medium

CVSS v3

Base Score: 7.8

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

Severity: High

EPSS

EPSS: 0.0004