How severe is CVE-2016-6820?

CVE-2016-6820 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.

Is CVE-2016-6820 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (80th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2016-6820?

CVE-2016-6820 affects Netapp Metrocluster Tiebreaker. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2016-6820?

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-2016-6820 published?

CVE-2016-6820 was published on 2017-01-11 and last updated on 2026-06-17.

CVE-2016-6820

CVE-2016-6820 is a high-severity vulnerability in Netapp Metrocluster Tiebreaker 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-200.

Key facts

Severity: High (CVSS 3.x base score 7.5)
CVSS v2: 5.0
EPSS exploit prediction: 2% (80th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-200
Affected product: Netapp Metrocluster Tiebreaker
Published: 2017-01-11
Last modified: 2026-06-17

Description

MetroCluster Tiebreaker for clustered Data ONTAP in versions before 1.2 discloses sensitive information in cleartext which may be viewed by an unauthenticated user.

Frequently asked questions

What is CVE-2016-6820?: MetroCluster Tiebreaker for clustered Data ONTAP in versions before 1.2 discloses sensitive information in cleartext which may be viewed by an unauthenticated user.
How severe is CVE-2016-6820?: CVE-2016-6820 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.
Is CVE-2016-6820 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (80th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2016-6820?: CVE-2016-6820 affects Netapp Metrocluster Tiebreaker. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2016-6820?: 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-2016-6820 published?: CVE-2016-6820 was published on 2017-01-11 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:netapp:metrocluster_tiebreaker:*:*:*:*:*:*:*:*

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