How severe is CVE-2016-6904?

CVE-2016-6904 has a CVSS 3.x base score of 8.1, rated high severity. It is exploitable over network with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2016-6904 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (64th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2016-6904?

CVE-2016-6904 affects Netapp Vasa Provider. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2016-6904?

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-2016-6904 published?

CVE-2016-6904 was published on 2017-12-11 and last updated on 2026-06-17.

CVE-2016-6904

CVE-2016-6904 is a high-severity vulnerability in Netapp Vasa Provider with a CVSS 3.x base score of 8.1. 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-255.

Key facts

Severity: High (CVSS 3.x base score 8.1)
CVSS v2: 4.3
EPSS exploit prediction: 1% (64th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-255
Affected product: Netapp Vasa Provider
Published: 2017-12-11
Last modified: 2026-06-17

Description

Versions of VASA Provider for Clustered Data ONTAP prior to 7.0P1 contain a web server that accepts plain text authentication. This could allow an unauthenticated attacker to obtain authentication credentials.

Frequently asked questions

What is CVE-2016-6904?: Versions of VASA Provider for Clustered Data ONTAP prior to 7.0P1 contain a web server that accepts plain text authentication. This could allow an unauthenticated attacker to obtain authentication credentials.
How severe is CVE-2016-6904?: CVE-2016-6904 has a CVSS 3.x base score of 8.1, rated high severity. It is exploitable over network with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2016-6904 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (64th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2016-6904?: CVE-2016-6904 affects Netapp Vasa Provider. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2016-6904?: 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-2016-6904 published?: CVE-2016-6904 was published on 2017-12-11 and last updated on 2026-06-17.

References

https://security.netapp.com/advisory/ntap-20171208-0002/

Affected products (1)

cpe:2.3:a:netapp:vasa_provider:*:*:*:*:*:clustered_data_ontap:*:*

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