CVE-2021-42772

Severity: critical (CVSS 9.8 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 1.3% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2021-11-03 · updated 2026-06-17
Weakness: CWE-120

Description

Broadcom Emulex HBA Manager/One Command Manager versions before 11.4.425.0 and 12.8.542.31, if not installed in Strictly Local Management mode, have a buffer overflow vulnerability in the remote GetDumpFile command that could allow a user to attempt various attacks. In non-secure mode, the user is unauthenticated

Affected products

Broadcom Emulex Hba Manager: before 11.4.425.0 — fixed in 11.4.425.0
Broadcom One Command Manager: before 12.8.542.31 — fixed in 12.8.542.31

How to fix

Upgrade to a fixed version: Broadcom Emulex Hba Manager 11.4.425.0; Broadcom One Command Manager 12.8.542.31. Check the vendor advisory for mitigations.

References

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