What is CVE-2021-22858?

CVE-2021-22858 is a high-severity vulnerability in Changate Enterprise Co., Ltd Property Management System, classified under Improper Authentication. CVSS score: 8.8/10. Published 2021-02-17.

How severe is CVE-2021-22858?

High severity. CVSS v3 base score is 8.8 out of 10.

Auth bypass in Changate Enterprise Co., Ltd Property Management System

CVE-2021-22858

Attackers can access the CGE account management function without privilege for permission elevation and execute arbitrary commands or files after obtaining user permissions.

Vulnerability class: Broken Authentication

Published 2021-02-17 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.012 (68.1th percentile), scored 2026-10-07.

Low probability of exploitation in the next 30 days, but still tracked. 68th percentile — 68.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.012 · newest: 0.012 · change: +0.000

Affected products

Changate Enterprise Co., Ltd Property Management System — versions 0
Changjia Property Management System Project — versions 1.00

Weakness classification (CWE)

References

www.twcert.org.tw/tw/cp-132-4396-e6d44-1.html (Third Party Advisory)
www.chtsecurity.com/news/fe1e30ef-4dac-4848-a3c9-a7df12672422 (Third Party Advisory)

Frequently asked questions

What is CVE-2021-22858?: CVE-2021-22858 is a high-severity vulnerability in Changate Enterprise Co., Ltd Property Management System, classified under Improper Authentication. CVSS score: 8.8/10. Published 2021-02-17.
How severe is CVE-2021-22858?: High severity. CVSS v3 base score is 8.8 out of 10.