What is CVE-2022-39811?

CVE-2022-39811 is a critical-severity vulnerability in Italtel Netmatch-S Ci, classified under Missing Authorization. CVSS score: 9.1/10. Published 2023-01-27.

How severe is CVE-2022-39811?

Critical severity. CVSS v3 base score is 9.1 out of 10.

Auth bypass in Italtel Netmatch-S Ci

CVE-2022-39811

Italtel NetMatch-S CI 5.2.0-20211008 has incorrect Access Control under NMSCI-WebGui/advancedsettings.jsp and NMSCIWebGui/SaveFileUploader. By not verifying permissions for access to resources, it allows an attacker to view pages that are not allowed, and modify the system configuration, bypassing all controls (without checking for user identity).

Vulnerability class: Broken Access Control

Published 2023-01-27 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 9.1 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N.

EPSS exploit prediction

EPSS: 0.008 (55.6th percentile), scored 2026-09-29.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 56th percentile — 55.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.008 · newest: 0.008 · change: 0.000

Affected products

Italtel Netmatch-S Ci — versions 5.2.0-20211008

Weakness classification (CWE)

CWE-862 — Missing Authorization

References

www.gruppotim.it/it/footer/red-team.html (Exploit, Third Party Advisory)

Frequently asked questions

What is CVE-2022-39811?: CVE-2022-39811 is a critical-severity vulnerability in Italtel Netmatch-S Ci, classified under Missing Authorization. CVSS score: 9.1/10. Published 2023-01-27.
How severe is CVE-2022-39811?: Critical severity. CVSS v3 base score is 9.1 out of 10.