CVE-2021-1550: Cisco Small Business 100, 300, and 500 Series Wireless Access Points Command Injection Vulnerabilities
Multiple vulnerabilities in the web-based management interface of certain Cisco Small Business 100, 300, and 500 Series Wireless Access Points could allow an authenticated, remote attacker to perform command injection attacks against an affected device. These vulnerabilities are due to improper validation of user-supplied input. An attacker could exploit these vulnerabilities by sending crafted HTTP requests to the web-based management interface of an affected system. A successful exploit could allow the attacker to execute arbitrary commands with root privileges on the device. To exploit these vulnerabilities, the attacker must have valid administrative credentials for the device.
Affected Software
Event History
Frequently Asked Questions
What is the vulnerability ID for this Cisco Small Business Wireless Access Point vulnerability?
The vulnerability ID is CVE-2021-1550.
What is the severity level of CVE-2021-1550?
The severity level of CVE-2021-1550 is critical.
Which Cisco Small Business Wireless Access Points are affected by CVE-2021-1550?
Certain Cisco Small Business 100, 300, and 500 Series Wireless Access Points are affected by CVE-2021-1550.
What can an authenticated, remote attacker do with CVE-2021-1550?
An authenticated, remote attacker can perform command injection attacks against an affected device using CVE-2021-1550.
How can I fix CVE-2021-1550?
To fix CVE-2021-1550, it is recommended to update to the latest firmware version provided by Cisco.