How severe is CVE-2020-15381?

CVE-2020-15381 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-2020-15381 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (60th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-15381?

CVE-2020-15381 affects Broadcom Sannav. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2020-15381?

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-2020-15381 published?

CVE-2020-15381 was published on 2021-06-09 and last updated on 2026-06-17.

CVE-2020-15381

CVE-2020-15381 is a high-severity vulnerability in Broadcom Sannav 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-522.

Key facts

Severity: High (CVSS 3.x base score 7.5)
CVSS v2: 5.0
EPSS exploit prediction: 1% (60th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-522
Affected product: Broadcom Sannav
Published: 2021-06-09
Last modified: 2026-06-17

Description

Brocade SANnav before version 2.1.1 contains an Improper Authentication vulnerability that allows cleartext transmission of authentication credentials of the jmx server.

Frequently asked questions

What is CVE-2020-15381?: Brocade SANnav before version 2.1.1 contains an Improper Authentication vulnerability that allows cleartext transmission of authentication credentials of the jmx server.
How severe is CVE-2020-15381?: CVE-2020-15381 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-2020-15381 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (60th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-15381?: CVE-2020-15381 affects Broadcom Sannav. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2020-15381?: 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-2020-15381 published?: CVE-2020-15381 was published on 2021-06-09 and last updated on 2026-06-17.

References

https://www.broadcom.com/support/fibre-channel-networking/security-advisories/brocade-security-advisory-2021-1483

Affected products (1)

cpe:2.3:a:broadcom:sannav:*:*:*:*:*:*:*:*

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