Vulnerability Description
A vulnerability in the Control and Provisioning of Wireless Access Points (CAPWAP) protocol handler of Cisco Wireless LAN Controller (WLC) Software could allow an unauthenticated, remote attacker to cause a denial of service (DoS) condition on an affected device. The vulnerability is due to insufficient validation of CAPWAP packets. An attacker could exploit this vulnerability by sending a malformed CAPWAP packet to an affected device. A successful exploit could allow the attacker to cause the affected device to restart, resulting in a DoS condition.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Cisco | 5508 Wireless Controller Firmware | 8.8\(120.0\) |
| Cisco | 5508 Wireless Controller | - |
| Cisco | 5520 Wireless Controller Firmware | 8.8\(120.0\) |
| Cisco | 5520 Wireless Controller | - |
Related Weaknesses (CWE)
References
- https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-wVendor Advisory
- https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-wVendor Advisory
FAQ
What is CVE-2020-3262?
CVE-2020-3262 is a vulnerability with a CVSS score of 7.5 (HIGH). A vulnerability in the Control and Provisioning of Wireless Access Points (CAPWAP) protocol handler of Cisco Wireless LAN Controller (WLC) Software could allow an unauthenticated, remote attacker to c...
How severe is CVE-2020-3262?
CVE-2020-3262 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2020-3262?
Check the references section above for vendor advisories and patch information. Affected products include: Cisco 5508 Wireless Controller Firmware, Cisco 5508 Wireless Controller, Cisco 5520 Wireless Controller Firmware, Cisco 5520 Wireless Controller.