cisco-sa-aironet-dos-h3DCuLXw: Cisco Aironet Access Point Authentication Flood Denial of Service Vulnerability
First published: Thu Sep 24 2020(Updated: )
A vulnerability in Cisco Aironet Access Point (AP) Software could allow an unauthenticated, remote attacker to cause an affected device to reload. The vulnerability is due to improper handling of clients that are trying to connect to the AP. An attacker could exploit this vulnerability by sending authentication requests from multiple clients to an affected device. A successful exploit could allow the attacker to cause the affected device to reload. Cisco has released software updates that address this vulnerability. There are no workarounds that address this vulnerability. This advisory is available at the following link:https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-aironet-dos-h3DCuLXw
Credit: This vulnerability was found during the resolution a Cisco TAC support case
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Cisco Wireless LAN Controller Software Major | =8.10<8.10.112.0=8.9<8.10.112.0=8.8<8.8.130.0=8.7<8.8.130.0=8.6<8.8.130.0=8.5 and earlier<8.5.160.0 | 8.10.112.0 8.10.112.0 8.8.130.0 8.8.130.0 8.8.130.0 8.5.160.0 |
| Cisco Catalyst 9800 Series Wireless Controllers | =16.12 and earlier<16.12.4a | 16.12.4a |
| Cisco Access Point Software | =10.0<10.1.1.0 | 10.1.1.0 |
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Reference Links
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- agent/tags
- collector/cisco-advisory
- source/Cisco
- agent/software-canonical-lookup
- agent/software-canonical-lookup-request
- vendor/cisco
- canonical/cisco wireless lan controller software major
- version/cisco wireless lan controller software major/8.10
- version/cisco wireless lan controller software major/8.9
- version/cisco wireless lan controller software major/8.8
- version/cisco wireless lan controller software major/8.7
- version/cisco wireless lan controller software major/8.6
- version/cisco wireless lan controller software major/8.5 and earlier
- canonical/cisco catalyst 9800 series wireless controllers
- version/cisco catalyst 9800 series wireless controllers/16.12 and earlier
- canonical/cisco access point software
- version/cisco access point software/10.0