How severe is CVE-2019-5396?

CVE-2019-5396 has a CVSS 3.x base score of 9.4, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity high, and availability high.

Is CVE-2019-5396 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 5% (91st percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2019-5396?

CVE-2019-5396 affects Hp 3par Service Processor Firmware. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2019-5396?

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

When was CVE-2019-5396 published?

CVE-2019-5396 was published on 2019-08-09 and last updated on 2026-06-17.

CVE-2019-5396

CVE-2019-5396 is a critical-severity vulnerability in Hp 3par Service Processor Firmware with a CVSS 3.x base score of 9.4. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Severity: Critical (CVSS 3.x base score 9.4)
CVSS v2: 9.7
EPSS exploit prediction: 5% (91st percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Hp 3par Service Processor Firmware
Published: 2019-08-09
Last modified: 2026-06-17

Description

A remote authentication bypass vulnerability was discovered in HPE 3PAR Service Processor version(s): prior to 5.0.5.1.

Frequently asked questions

What is CVE-2019-5396?: A remote authentication bypass vulnerability was discovered in HPE 3PAR Service Processor version(s): prior to 5.0.5.1.
How severe is CVE-2019-5396?: CVE-2019-5396 has a CVSS 3.x base score of 9.4, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity high, and availability high.
Is CVE-2019-5396 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 5% (91st percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2019-5396?: CVE-2019-5396 affects Hp 3par Service Processor Firmware. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2019-5396?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2019-5396 published?: CVE-2019-5396 was published on 2019-08-09 and last updated on 2026-06-17.

References

https://support.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-hpesbst03942en_us

Affected products (1)

cpe:2.3:o:hp:3par_service_processor_firmware:*:*:*:*:*:*:*:*

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