How severe is CVE-2021-43319?

CVE-2021-43319 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2021-43319 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 21% (98th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2021-43319?

CVE-2021-43319 primarily affects Zohocorp Manageengine Network Configuration Manager. In total, 124 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2021-43319?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.

When was CVE-2021-43319 published?

CVE-2021-43319 was published on 2021-11-30 and last updated on 2026-06-17.

CVE-2021-43319

CVE-2021-43319 is a critical-severity vulnerability in Zohocorp Manageengine Network Configuration Manager with a CVSS 3.x base score of 9.8. Its EPSS exploit-prediction score of 21% places it in the 98th percentile, indicating an elevated likelihood of exploitation. The underlying weakness is classified as CWE-77.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
CVSS v2: 7.5
EPSS exploit prediction: 21% (98th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-77
Affected product: Zohocorp Manageengine Network Configuration Manager
Published: 2021-11-30
Last modified: 2026-06-17

Description

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

Frequently asked questions

What is CVE-2021-43319?: Zoho ManageEngine Network Configuration Manager before 125488 is vulnerable to command injection due to improper validation in the Ping functionality.
How severe is CVE-2021-43319?: CVE-2021-43319 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2021-43319 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 21% (98th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-43319?: CVE-2021-43319 primarily affects Zohocorp Manageengine Network Configuration Manager. In total, 124 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2021-43319?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2021-43319 published?: CVE-2021-43319 was published on 2021-11-30 and last updated on 2026-06-17.

References

Affected products (124)

cpe:2.3:a:zohocorp:manageengine_network_configuration_manager:11.0:-:*:*:*:*:*:*
cpe:2.3:a:zohocorp:manageengine_network_configuration_manager:11.0:build11000:*:*:*:*:*:*
cpe:2.3:a:zohocorp:manageengine_network_configuration_manager:12.0:-:*:*:*:*:*:*
cpe:2.3:a:zohocorp:manageengine_network_configuration_manager:12.0:build12000:*:*:*:*:*:*
cpe:2.3:a:zohocorp:manageengine_network_configuration_manager:12.1:-:*:*:*:*:*:*
cpe:2.3:a:zohocorp:manageengine_network_configuration_manager:12.1:build12100:*:*:*:*:*:*
cpe:2.3:a:zohocorp:manageengine_network_configuration_manager:12.2:-:*:*:*:*:*:*
cpe:2.3:a:zohocorp:manageengine_network_configuration_manager:12.2:build12200:*:*:*:*:*:*
cpe:2.3:a:zohocorp:manageengine_network_configuration_manager:12.3:-:*:*:*:*:*:*
cpe:2.3:a:zohocorp:manageengine_network_configuration_manager:12.3:build12300:*:*:*:*:*:*
cpe:2.3:a:zohocorp:manageengine_network_configuration_manager:12.3:build123008:*:*:*:*:*:*
cpe:2.3:a:zohocorp:manageengine_network_configuration_manager:12.3:build123023:*:*:*:*:*:*
cpe:2.3:a:zohocorp:manageengine_network_configuration_manager:12.3:build123035:*:*:*:*:*:*
cpe:2.3:a:zohocorp:manageengine_network_configuration_manager:12.3:build123052:*:*:*:*:*:*
cpe:2.3:a:zohocorp:manageengine_network_configuration_manager:12.3:build123055:*:*:*:*:*:*
cpe:2.3:a:zohocorp:manageengine_network_configuration_manager:12.3:build123057:*:*:*:*:*:*
cpe:2.3:a:zohocorp:manageengine_network_configuration_manager:12.3:build123064:*:*:*:*:*:*
cpe:2.3:a:zohocorp:manageengine_network_configuration_manager:12.3:build123069:*:*:*:*:*:*
cpe:2.3:a:zohocorp:manageengine_network_configuration_manager:12.3:build123070:*:*:*:*:*:*
cpe:2.3:a:zohocorp:manageengine_network_configuration_manager:12.3:build123083:*:*:*:*:*:*
cpe:2.3:a:zohocorp:manageengine_network_configuration_manager:12.3:build123091:*:*:*:*:*:*
cpe:2.3:a:zohocorp:manageengine_network_configuration_manager:12.3:build123105:*:*:*:*:*:*
cpe:2.3:a:zohocorp:manageengine_network_configuration_manager:12.3:build123106:*:*:*:*:*:*
cpe:2.3:a:zohocorp:manageengine_network_configuration_manager:12.3:build123123:*:*:*:*:*:*
cpe:2.3:a:zohocorp:manageengine_network_configuration_manager:12.3:build123129:*:*:*:*:*:*
cpe:2.3:a:zohocorp:manageengine_network_configuration_manager:12.3:build123137:*:*:*:*:*:*
cpe:2.3:a:zohocorp:manageengine_network_configuration_manager:12.3:build123151:*:*:*:*:*:*
cpe:2.3:a:zohocorp:manageengine_network_configuration_manager:12.3:build123156:*:*:*:*:*:*
cpe:2.3:a:zohocorp:manageengine_network_configuration_manager:12.3:build123159:*:*:*:*:*:*
cpe:2.3:a:zohocorp:manageengine_network_configuration_manager:12.3:build123169:*:*:*:*:*:*
cpe:2.3:a:zohocorp:manageengine_network_configuration_manager:12.3:build123177:*:*:*:*:*:*
cpe:2.3:a:zohocorp:manageengine_network_configuration_manager:12.3:build123179:*:*:*:*:*:*
cpe:2.3:a:zohocorp:manageengine_network_configuration_manager:12.3:build123191:*:*:*:*:*:*
cpe:2.3:a:zohocorp:manageengine_network_configuration_manager:12.3:build123194:*:*:*:*:*:*
cpe:2.3:a:zohocorp:manageengine_network_configuration_manager:12.3:build123206:*:*:*:*:*:*
cpe:2.3:a:zohocorp:manageengine_network_configuration_manager:12.3:build123207:*:*:*:*:*:*
cpe:2.3:a:zohocorp:manageengine_network_configuration_manager:12.3:build123214:*:*:*:*:*:*
cpe:2.3:a:zohocorp:manageengine_network_configuration_manager:12.3:build123215:*:*:*:*:*:*
cpe:2.3:a:zohocorp:manageengine_network_configuration_manager:12.3:build123217:*:*:*:*:*:*
cpe:2.3:a:zohocorp:manageengine_network_configuration_manager:12.3:build123218:*:*:*:*:*:*

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