CVE-2019-1826: Cisco Aironet Series Access Points Quality of Service Denial of Service Vulnerability
A vulnerability in the quality of service (QoS) feature of Cisco Aironet Series Access Points (APs) could allow an authenticated, adjacent attacker to cause a denial of service (DoS) condition on an affected device. The vulnerability is due to improper input validation on QoS fields within Wi-Fi frames by the affected device. An attacker could exploit this vulnerability by sending malformed Wi-Fi frames to an affected device. A successful exploit could allow the attacker to cause the affected device to crash, resulting in a DoS condition.
Affected Software
Event History
Frequently Asked Questions
What is the vulnerability ID for this vulnerability?
The vulnerability ID for this vulnerability is CVE-2019-1826.
What is the severity of CVE-2019-1826?
The severity of CVE-2019-1826 is medium with a severity value of 5.7.
Which software is affected by CVE-2019-1826?
The Cisco Aironet Series Access Points (APs) with Cisco Aironet Access Point Firmware are affected by CVE-2019-1826.
How can an attacker exploit CVE-2019-1826?
An authenticated, adjacent attacker can exploit CVE-2019-1826 by causing a denial of service (DoS) condition on an affected device.
Is there a fix available for CVE-2019-1826?
Yes, Cisco has released a security advisory with fixes for CVE-2019-1826. Please refer to the Cisco Security Advisory for more information.