CVE-2021-42772 : Vulnerability Insights and Analysis
Learn about CVE-2021-42772, a buffer overflow vulnerability in Broadcom Emulex HBA Manager/One Command Manager versions before 11.4.425.0 and 12.8.542.31, allowing unauthorized users to exploit the remote GetDumpFile command.
Broadcom Emulex HBA Manager/One Command Manager versions before 11.4.425.0 and 12.8.542.31 have a buffer overflow vulnerability in the remote GetDumpFile command. Unauthorized users can exploit this issue.
Understanding CVE-2021-42772
What is CVE-2021-42772?
The vulnerability exists in Broadcom Emulex HBA Manager/One Command Manager versions before 11.4.425.0 and 12.8.542.31 due to a buffer overflow in the remote GetDumpFile command.
The Impact of CVE-2021-42772
The vulnerability allows unauthenticated users to potentially launch various attacks when the software is not in Strictly Local Management mode.
Technical Details of CVE-2021-42772
Vulnerability Description
The buffer overflow vulnerability in the remote GetDumpFile command of Broadcom Emulex HBA Manager/One Command Manager versions can be exploited by unauthorized users.
Affected Systems and Versions
- Products: n/a
- Versions: before 11.4.425.0 and 12.8.542.31
Exploitation Mechanism
Unauthorized users can exploit this vulnerability in non-secure mode to attempt various attacks.
Mitigation and Prevention
Immediate Steps to Take
- Ensure the software is running in Strictly Local Management mode.
- Apply the necessary security patches and updates provided by Broadcom.
Long-Term Security Practices
- Regularly monitor and update security configurations.
- Implement network segmentation and access controls.
Patching and Updates
Broadcom has released versions 11.4.425.0 and 12.8.542.31 to address this vulnerability.