How severe is CVE-2019-5491?

CVE-2019-5491 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-2019-5491 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (77th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2019-5491?

CVE-2019-5491 primarily affects Netapp Clustered Data Ontap. In total, 23 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2019-5491?

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-2019-5491 published?

CVE-2019-5491 was published on 2019-02-27 and last updated on 2026-06-17.

CVE-2019-5491

CVE-2019-5491 is a high-severity vulnerability in Netapp Clustered Data Ontap 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.

Key facts

Severity: High (CVSS 3.x base score 7.5)
CVSS v2: 5.0
EPSS exploit prediction: 2% (77th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Netapp Clustered Data Ontap
Published: 2019-02-27
Last modified: 2026-06-17

Description

Clustered Data ONTAP versions prior to 9.1P15 and 9.3 prior to 9.3P7 are susceptible to a vulnerability which discloses sensitive information to an unauthenticated user.

Frequently asked questions

What is CVE-2019-5491?: Clustered Data ONTAP versions prior to 9.1P15 and 9.3 prior to 9.3P7 are susceptible to a vulnerability which discloses sensitive information to an unauthenticated user.
How severe is CVE-2019-5491?: CVE-2019-5491 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-2019-5491 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (77th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2019-5491?: CVE-2019-5491 primarily affects Netapp Clustered Data Ontap. In total, 23 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2019-5491?: 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-2019-5491 published?: CVE-2019-5491 was published on 2019-02-27 and last updated on 2026-06-17.

References

Affected products (23)

cpe:2.3:a:netapp:clustered_data_ontap:*:*:*:*:*:*:*:*
cpe:2.3:a:netapp:clustered_data_ontap:9.1:-:*:*:*:*:*:*
cpe:2.3:a:netapp:clustered_data_ontap:9.1:p1:*:*:*:*:*:*
cpe:2.3:a:netapp:clustered_data_ontap:9.1:p10:*:*:*:*:*:*
cpe:2.3:a:netapp:clustered_data_ontap:9.1:p11:*:*:*:*:*:*
cpe:2.3:a:netapp:clustered_data_ontap:9.1:p12:*:*:*:*:*:*
cpe:2.3:a:netapp:clustered_data_ontap:9.1:p13:*:*:*:*:*:*
cpe:2.3:a:netapp:clustered_data_ontap:9.1:p14:*:*:*:*:*:*
cpe:2.3:a:netapp:clustered_data_ontap:9.1:p2:*:*:*:*:*:*
cpe:2.3:a:netapp:clustered_data_ontap:9.1:p3:*:*:*:*:*:*
cpe:2.3:a:netapp:clustered_data_ontap:9.1:p4:*:*:*:*:*:*
cpe:2.3:a:netapp:clustered_data_ontap:9.1:p5:*:*:*:*:*:*
cpe:2.3:a:netapp:clustered_data_ontap:9.1:p6:*:*:*:*:*:*
cpe:2.3:a:netapp:clustered_data_ontap:9.1:p7:*:*:*:*:*:*
cpe:2.3:a:netapp:clustered_data_ontap:9.1:p8:*:*:*:*:*:*
cpe:2.3:a:netapp:clustered_data_ontap:9.1:p9:*:*:*:*:*:*
cpe:2.3:a:netapp:clustered_data_ontap:9.3:-:*:*:*:*:*:*
cpe:2.3:a:netapp:clustered_data_ontap:9.3:p1:*:*:*:*:*:*
cpe:2.3:a:netapp:clustered_data_ontap:9.3:p2:*:*:*:*:*:*
cpe:2.3:a:netapp:clustered_data_ontap:9.3:p3:*:*:*:*:*:*
cpe:2.3:a:netapp:clustered_data_ontap:9.3:p4:*:*:*:*:*:*
cpe:2.3:a:netapp:clustered_data_ontap:9.3:p5:*:*:*:*:*:*
cpe:2.3:a:netapp:clustered_data_ontap:9.3:p6:*:*:*:*:*:*

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