Zyxel security advisory for OS command injection vulnerability of NWA1100-NH access point
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Zyxel_Carter
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CVE: CVE-2021-4039
Summary
Zyxel has released a patch addressing an OS command injection vulnerability in the NWA1100-NH access point. Users are advised to install it for optimal protection.
What is the vulnerability?
An OS command-injection vulnerability in the NWA1100-NH access point could allow an attacker to execute arbitrary OS commands via the web interface of the vulnerable device.
What versions are vulnerable—and what should you do?
After a thorough investigation, we’ve identified only one vulnerable product and released a firmware patch to address the issue, as shown in the table below.
Affected model |
Patch availability |
NWA1100-NH |
2.12(AASI.3)C0 |
Got a question or a tipoff?
Please contact your local service rep or comment below for further information or assistance.
Acknowledgment
Thanks to Ahmed Alroky for reporting the issue to us.
Revision history
2022-03-01: Initial release
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