AUGUST 4, 2026
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Case File

CVE-2021-42774

CRITICAL · CVSS 9.8 EPSS 2.35%

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2021-11-12 · Last synced 2026-08-04

CyberRota Analysis

This is a critical severity vulnerability with a CVSS score of 9.8. It may be remotely exploitable. Exploitation may require the attacker to be authenticated.

CVE
CVE-2021-42774
Severity
CRITICAL
CVSS
9.8
EPSS
2.35%

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

Related CVEs

Other vulnerabilities affecting the same vendor(s)