CVE-2021-42774

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.

Category

9.8
CVSS
Severity: Critical
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.92% Top 30%
Vendor Advisory broadcom.com
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://www.broadcom.com/products/storage/fibre-channel-host-bus-adapters/emulex-hba-manager product
https://docs.broadcom.com/doc/elx_HBAManager-Lin-RN12811-101.pdf vendor advisory

Frequently Asked Questions

What is the severity of CVE-2021-42774?
CVE-2021-42774 has been scored as a critical severity vulnerability.
How to fix CVE-2021-42774?
To fix CVE-2021-42774, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2021-42774 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2021-42774 is being actively exploited. According to its EPSS score, there is a ~1% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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