How severe is CVE-2023-31424?

CVE-2023-31424 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-2023-31424 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (48th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-31424?

CVE-2023-31424 affects Broadcom Brocade Sannav. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-31424?

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-2023-31424 published?

CVE-2023-31424 was published on 2023-08-31 and last updated on 2026-06-17.

CVE-2023-31424

CVE-2023-31424 is a high-severity vulnerability in Broadcom Brocade Sannav 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-290.

Key facts

Severity: High (CVSS 3.x base score 8.1)
EPSS exploit prediction: 1% (48th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-290
Affected product: Broadcom Brocade Sannav
Published: 2023-08-31
Last modified: 2026-06-17

Description

Brocade SANnav Web interface before Brocade SANnav v2.3.0 and v2.2.2a allows remote unauthenticated users to bypass web authentication and authorization.

Frequently asked questions

What is CVE-2023-31424?: Brocade SANnav Web interface before Brocade SANnav v2.3.0 and v2.2.2a allows remote unauthenticated users to bypass web authentication and authorization.
How severe is CVE-2023-31424?: CVE-2023-31424 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-2023-31424 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (48th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-31424?: CVE-2023-31424 affects Broadcom Brocade Sannav. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-31424?: 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-2023-31424 published?: CVE-2023-31424 was published on 2023-08-31 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:broadcom:brocade_sannav:*:*:*:*:*:*:*:*

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