CVE-2021-1547 : Vulnerability Insights and Analysis
Learn about CVE-2021-1547, command injection vulnerabilities in Cisco Small Business Wireless Access Points, allowing attackers to execute arbitrary commands. Find mitigation steps here.
Cisco Small Business Wireless Access Points are prone to command injection vulnerabilities that could enable a remote attacker to execute arbitrary commands with root privileges on the affected device.
Understanding CVE-2021-1547
This CVE highlights multiple vulnerabilities in the web-based management interface of specific Cisco Small Business Wireless Access Points.
What is CVE-2021-1547?
CVE-2021-1547 refers to command injection vulnerabilities in Cisco Small Business 100, 300, and 500 Series Wireless Access Points. These vulnerabilities stem from inadequate validation of user input, allowing remote attackers to perform command injection attacks.
The Impact of CVE-2021-1547
An authenticated attacker could exploit these vulnerabilities by sending malicious HTTP requests to the device's management interface. Successful exploitation could grant the attacker the ability to execute arbitrary commands with elevated privileges.
Technical Details of CVE-2021-1547
This section dives into the specific technical aspects of the vulnerability.
Vulnerability Description
The vulnerabilities result from the improper handling of user-supplied input in the web-based management interface, enabling remote command injection attacks.
Affected Systems and Versions
Cisco Business Wireless Access Point Software is affected by this vulnerability.
Exploitation Mechanism
Attackers with valid administrative credentials can exploit these vulnerabilities by sending crafted HTTP requests to the device's web interface.
Mitigation and Prevention
It is crucial to take immediate action to secure your system against potential exploitation.
Immediate Steps to Take
Administrators should apply the necessary security patches and closely monitor network traffic for any suspicious activity.
Long-Term Security Practices
Regularly update your systems with the latest security patches and follow security best practices to mitigate the risk of future vulnerabilities.
Patching and Updates
Refer to the vendor's advisory for specific patch details and ensure prompt installation to safeguard your network.