TI-2021-18976 Aliases CVE-2021-42774 GHSA-mr9f-f2w7-mmmf

Broadcom Emulex HBA Manager/One Command Manager versions before 11.4.425.0 and…

MEDIUM 47CWE-120Published 2021-11-12 · Updated 2024-08-04

Key facts

Attack vector: Network
Privileges required: None
User interaction: None
Attack complexity: Low
Impact type: Code execution
Confidentiality · integrity · availability: High · High · High
Fix status: No fix listed

Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-120 and the CVSS impact.

Summary

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 firmware download feature that could allow remote unauthenticated users to perform various attacks. In non-secure mode, the user is unauthenticated.

Why it matters now

EPSS 0.02432 84th percentileScored 2026-11-07

Fix No fix listed No fixed version in the sources yet

SSVC decision points

Not available: CISA has not published SSVC decision points for this record.

Affected products

Vendor	Product	Affected versions	Fixed in	Status	Source
—	—	all versions	—	No fix listed	CNA

— Vendor— Affected all versions Fixed in — No fix listed CNA

CPE configurations NVD · 1

CPE	Versions	Role	Vendor
cpe:2.3:a:broadcom:emulex_hba_manager::::::::	11.0.0 to before 11.4.425.0; 12.0.0 to before 12.8.542.31	Vulnerable	Broadcom

cpe:2.3:a:broadcom:emulex_hba_manager:*:*:*:*:*:*:*:* Versions 11.0.0 to before 11.4.425.0; 12.0.0 to before 12.8.542.31 Vulnerable ·Broadcom

Remediation

No fixed version listed by the sources yet.

Timeline

2026-10-02 Threatist record created from CVE-2021-42774
2026-10-03 Alias added: GHSA-mr9f-f2w7-mmmf

References

Advisory 1

https://docs.broadcom.com/doc/elx_HBAManager-Lin-RN12811-101.pdf

Other 1

https://www.broadcom.com/products/storage/fibre-channel-host-bus-adapters/emulex-hba-manager

TI-2021-18974 Broadcom Emulex HBA Manager/One Command Manager versions before 11.4.425.0 and… CVSS 3.1CRITICAL 9.8
TI-2021-18977 Broadcom Emulex HBA Manager/One Command Manager versions before 11.4.425.0 and… CVSS 3.1CRITICAL 9.1
TI-2021-18975 Broadcom Emulex HBA Manager/One Command Manager versions before 11.4.425.0 and… CVSS 3.1HIGH 7.5

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences