CRITICAL
CVE-2021-43319
CWE-77Published: November 30, 2021· Updated: Jun 17, 2026
9.8
CVSS v3.1
Official Description
Zoho ManageEngine Network Configuration Manager before 125488 is vulnerable to command injection due to improper validation in the Ping functionality.
Technical Analysis
CVE-2021-43319 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.
The vulnerability requires no privileges and no user interaction, making it a prime target for automated exploitation campaigns and worm-like propagation.
A successful exploit results in complete confidentiality breach (data exposure), full integrity compromise (data manipulation), availability disruption (denial of service), with a CVSS base score of 9.8.
CVSS v3.1 Vector Breakdown
Exploitability
Attack VectorNetwork
Attack ComplexityLow
Privileges Req.None
User InteractionNone
ScopeUnchanged
Impact
ConfidentialityHigh
IntegrityHigh
AvailabilityHigh
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Affected Vendors & Products
zohocorp1 product(s)
manageengine network configuration manager
Source: NVD CPE · 7 total CPE entries
Exploit & PoC Resources
NO KNOWN EXPLOITNo public exploit confirmed at this time
Exploit-DB
Offensive Security exploit database
GitHub PoC Search
Community PoC repositories
Rapid7 / Metasploit
Metasploit module search
PacketStorm
Security advisories & exploits
NVD Detail
Official NIST entry
MITRE CVE
CVE Program entry
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Official Patches & Advisories
All References (4)
→
https://manageengine.comProduct
→
https://www.manageengine.com/network-configuration-manager/release-notes.html#125488Release Notes · Vendor Advisory
→
https://manageengine.comProduct
→
https://www.manageengine.com/network-configuration-manager/release-notes.html#125488Release Notes · Vendor Advisory
Quick Facts
CVE IDCVE-2021-43319
CVSS Score9.8 / 10
SeverityCRITICAL
WeaknessCWE-77
CISA KEVNo
Affected1 vendor(s)
PublishedNov 30, 2021
Related CVEs (CWE-77)
Recommended Actions
- →Apply vendor patches immediately
- →Monitor CVE-2021-43319 in threat intel feeds
- →Review IDS/IPS signatures for exploitation attempts
Data sourced from NVD (NIST), CISA KEV, and EPSS (FIRST). Analysis generated by CTIWatch. CVE data is provided under the NVD usage policy.