PT-2021-23682 · Broadcom · Broadcom Emulex Hba Manager/One Command Manager

Published 2021-11-03 · Updated 2021-11-12 · CVE-2021-42772

Positive Technologies (AI Summary)

CVSS v3.1

9.8

Critical

Base vector

AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Name of the Vulnerable Software and Affected Versions Broadcom Emulex HBA Manager/One Command Manager versions before 11.4.425.0 Broadcom Emulex HBA Manager/One Command Manager versions before 12.8.542.31

Description The issue is related to a buffer overflow vulnerability in the remote GetDumpFile command. This could allow a user to attempt various attacks, particularly in non-secure mode where the user is unauthenticated.

Recommendations For versions before 11.4.425.0, update to version 11.4.425.0 or later. For versions before 12.8.542.31, update to version 12.8.542.31 or later. As a temporary workaround, consider disabling the remote GetDumpFile command until a patch is available. Restrict access to the management interface to minimize the risk of exploitation, especially when not installed in Strictly Local Management mode.

Exploit

Fix

Buffer Overflow

Weakness Enumeration

CWE-120

Related Identifiers

CVE-2021-42772

Affected Products

Broadcom Emulex Hba Manager/One Command Manager

References · 5

• 🔥 https://docs.broadcom.com/doc/elx_HBAManager-Lin-RN12811-101.pdf · Exploit
• https://osv.dev/vulnerability/CVE-2021-42772 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2021-42772 · Security Note
• https://t.me/cvenotify/23301 · Telegram Post
• https://t.me/cibsecurity/31786 · Telegram Post