What is CVE-2021-43319?

CVE-2021-43319 is a critical-severity vulnerability in Zohocorp Manageengine Network Configuration Manager, classified under Command Injection. CVSS score: 9.8/10. Published 2021-11-30.

How severe is CVE-2021-43319?

Critical severity. CVSS v3 base score is 9.8 out of 10.

RCE in Zohocorp Manageengine Network Configuration Manager

CVE-2021-43319

Zoho ManageEngine Network Configuration Manager before 125488 is vulnerable to command injection due to improper validation in the Ping functionality.

Vulnerability class: Command Injection (OS Command Injection)

Published 2021-11-30 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.214 (97.5th percentile), scored 2026-09-29.

Moderate probability of exploitation in the next 30 days — watch for active exploitation reports. 98th percentile — 97.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.214 · newest: 0.214 · change: -0.000

Affected products

Zohocorp Manageengine Network Configuration Manager — versions 11.0, 12.0, 12.1

Weakness classification (CWE)

CWE-77 — Command Injection

References

manageengine.com (Product)
www.manageengine.com/network-configuration-manager/release-notes.html (Release Notes, Vendor Advisory)

Frequently asked questions

What is CVE-2021-43319?: CVE-2021-43319 is a critical-severity vulnerability in Zohocorp Manageengine Network Configuration Manager, classified under Command Injection. CVSS score: 9.8/10. Published 2021-11-30.
How severe is CVE-2021-43319?: Critical severity. CVSS v3 base score is 9.8 out of 10.