How severe is CVE-2016-1406?

CVE-2016-1406 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2016-1406 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (73rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2016-1406?

CVE-2016-1406 primarily affects Cisco Evolved Programmable Network Manager. In total, 18 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2016-1406?

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-2016-1406 published?

CVE-2016-1406 was published on 2016-05-25 and last updated on 2026-06-17.

CVE-2016-1406

CVE-2016-1406 is a high-severity vulnerability in Cisco Evolved Programmable Network Manager with a CVSS 3.x base score of 8.8. 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-284.

Key facts

Severity: High (CVSS 3.x base score 8.8)
CVSS v2: 6.5
EPSS exploit prediction: 2% (73rd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-284
Affected product: Cisco Evolved Programmable Network Manager
Published: 2016-05-25
Last modified: 2026-06-17

Description

The API web interface in Cisco Prime Infrastructure before 3.1 and Cisco Evolved Programmable Network Manager before 1.2.4 allows remote authenticated users to bypass intended RBAC restrictions and obtain sensitive information, and consequently gain privileges, via crafted JSON data, aka Bug ID CSCuy12409.

Frequently asked questions

What is CVE-2016-1406?: The API web interface in Cisco Prime Infrastructure before 3.1 and Cisco Evolved Programmable Network Manager before 1.2.4 allows remote authenticated users to bypass intended RBAC restrictions and obtain sensitive information, and consequently gain privileges, via crafted JSON data, aka Bug ID CSCuy12409.
How severe is CVE-2016-1406?: CVE-2016-1406 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2016-1406 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (73rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2016-1406?: CVE-2016-1406 primarily affects Cisco Evolved Programmable Network Manager. In total, 18 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2016-1406?: 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-2016-1406 published?: CVE-2016-1406 was published on 2016-05-25 and last updated on 2026-06-17.

References

Affected products (18)

cpe:2.3:a:cisco:evolved_programmable_network_manager:1.2.0:*:*:*:*:*:*:*
cpe:2.3:a:cisco:evolved_programmable_network_manager:1.2.1.3:*:*:*:*:*:*:*
cpe:2.3:a:cisco:evolved_programmable_network_manager:1.2.200:*:*:*:*:*:*:*
cpe:2.3:a:cisco:evolved_programmable_network_manager:1.2.300:*:*:*:*:*:*:*
cpe:2.3:a:cisco:prime_infrastructure:1.2:*:*:*:*:*:*:*
cpe:2.3:a:cisco:prime_infrastructure:1.2.0.103:*:*:*:*:*:*:*
cpe:2.3:a:cisco:prime_infrastructure:1.2.1:*:*:*:*:*:*:*
cpe:2.3:a:cisco:prime_infrastructure:1.3:*:*:*:*:*:*:*
cpe:2.3:a:cisco:prime_infrastructure:1.3.0.20:*:*:*:*:*:*:*
cpe:2.3:a:cisco:prime_infrastructure:1.4:*:*:*:*:*:*:*
cpe:2.3:a:cisco:prime_infrastructure:1.4.0.45:*:*:*:*:*:*:*
cpe:2.3:a:cisco:prime_infrastructure:1.4.1:*:*:*:*:*:*:*
cpe:2.3:a:cisco:prime_infrastructure:1.4.2:*:*:*:*:*:*:*
cpe:2.3:a:cisco:prime_infrastructure:2.0:*:*:*:*:*:*:*
cpe:2.3:a:cisco:prime_infrastructure:2.1.0:*:*:*:*:*:*:*
cpe:2.3:a:cisco:prime_infrastructure:2.2:*:*:*:*:*:*:*
cpe:2.3:a:cisco:prime_infrastructure:2.2\(2\):*:*:*:*:*:*:*
cpe:2.3:a:cisco:prime_infrastructure:3.0:*:*:*:*:*:*:*

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