Cisco Aironet Access Point BPDU Forwarding handler input validation

Summaryinfo

A vulnerability categorized as problematic has been discovered in Cisco Aironet Access Point. Affected is an unknown function of the component BPDU Forwarding handler. The manipulation results in input validation. This vulnerability is reported as CVE-2019-15265. The attacker must have access to the local network to execute the attack. No exploit exists. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability classified as problematic has been found in Cisco Aironet Access Point (Wireless LAN Software) (affected version unknown). Affected is an unknown functionality of the component BPDU Forwarding handler. The manipulation with an unknown input leads to a input validation vulnerability. CWE is classifying the issue as CWE-20. The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly. This is going to have an impact on availability. CVE summarizes:

A vulnerability in the bridge protocol data unit (BPDU) forwarding functionality of Cisco Aironet Access Points (APs) could allow an unauthenticated, adjacent attacker to cause an AP port to go into an error disabled state. The vulnerability occurs because BPDUs received from specific wireless clients are forwarded incorrectly. An attacker could exploit this vulnerability on the wireless network by sending a steady stream of crafted BPDU frames. A successful exploit could allow the attacker to cause a limited denial of service (DoS) attack because an AP port could go offline.

The weakness was disclosed 10/16/2019 as cisco-sa-20191016-airo-dos as confirmed advisory (Website). The advisory is available at tools.cisco.com. This vulnerability is traded as CVE-2019-15265 since 08/20/2019. The attack can only be done within the local network. The exploitation doesn't require any form of authentication. The technical details are unknown and an exploit is not available.

Upgrading eliminates this vulnerability.

The entries VDB-143799 and VDB-143798 are pretty similar. If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

Type

• Wireless LAN Software

Vendor

• Cisco

Name

• Aironet Access Point

License

• commercial

Website

• Vendor: https://www.cisco.com/

CPE 2.3info

• 🔍

CPE 2.2info

• 🔍

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Entryinfo

If you want to get best quality of vulnerability data, you may have to visit VulDB.

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