How severe is CVE-2016-6534?

CVE-2016-6534 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with high attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2016-6534 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (66th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2016-6534?

CVE-2016-6534 affects Opmantek Network Management Information System. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2016-6534?

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

When was CVE-2016-6534 published?

CVE-2016-6534 was published on 2017-04-10 and last updated on 2026-06-17.

CVE-2016-6534

CVE-2016-6534 is a high-severity vulnerability in Opmantek Network Management Information System with a CVSS 3.x base score of 7.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-77.

Key facts

Severity: High (CVSS 3.x base score 7.5)
CVSS v2: 6.0
EPSS exploit prediction: 1% (66th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-77
Affected product: Opmantek Network Management Information System
Published: 2017-04-10
Last modified: 2026-06-17

Description

Opmantek NMIS before 4.3.7c has command injection via man, finger, ping, trace, and nslookup in the tools.pl CGI script. Versions before 8.5.12G might be affected in non-default configurations.

Frequently asked questions

What is CVE-2016-6534?: Opmantek NMIS before 4.3.7c has command injection via man, finger, ping, trace, and nslookup in the tools.pl CGI script. Versions before 8.5.12G might be affected in non-default configurations.
How severe is CVE-2016-6534?: CVE-2016-6534 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with high attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2016-6534 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (66th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2016-6534?: CVE-2016-6534 affects Opmantek Network Management Information System. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2016-6534?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2016-6534 published?: CVE-2016-6534 was published on 2017-04-10 and last updated on 2026-06-17.

References

https://community.rapid7.com/community/infosec/blog/2016/09/07/multiple-disclosures-for-multiple-network-management-systems-part-2

Affected products (1)

cpe:2.3:a:opmantek:network_management_information_system:*:*:*:*:*:*:*:*

More vulnerabilities in Opmantek Network Management Information System

CVE-2016-5642 — Medium (CVSS 5.4): Opmantek NMIS before 8.5.12G has XSS via SNMP.

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