CVE-2023-20056: Cisco Access Point Software Denial of Service Vulnerability
A vulnerability in the management CLI of Cisco access point (AP) software could allow an authenticated, local attacker to cause a denial of service (DoS) condition on an affected device. This vulnerability is due to insufficient input validation of commands supplied by the user. An attacker could exploit this vulnerability by authenticating to a device and submitting crafted input to the affected command. A successful exploit could allow the attacker to cause an affected device to reload spontaneously, resulting in a DoS condition.
Affected Software
Event History
Frequently Asked Questions
What is the vulnerability ID of this Cisco access point software vulnerability?
The vulnerability ID is CVE-2023-20056.
What is the severity rating of CVE-2023-20056?
The severity rating of CVE-2023-20056 is medium with a score of 5.5.
How can an attacker exploit this vulnerability?
An attacker can exploit this vulnerability by sending malicious commands through the management CLI of Cisco access point software.
Who is affected by this vulnerability?
Users of Cisco Wireless LAN Controller Software versions up to 8.10.183.0 and Cisco Aironet Access Point Software versions up to 17.9.0.135 are affected by this vulnerability.
Is there a fix available for CVE-2023-20056?
Yes, Cisco has released a security advisory with mitigation details for this vulnerability.