Vulnerability Bulletins

Cisco IOS XE Software Auxiliary Asynchronous Port Denial of Service Vulnerability


System information

   
Affected software Cisco

Description

A vulnerability in auxiliary asynchronous port (AUX) functions of Cisco IOS XE Software could allow an authenticated, local attacker to cause an affected device to reload or stop responding. This vulnerability is due to the incorrect handling of specific ingress traffic when flow control hardware is enabled on the AUX port. An attacker could exploit this vulnerability by reverse telnetting to the AUX port and sending specific data after connecting. A successful exploit could allow the attacker

More info:

https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-aux-333WBz8f?vs_f=Cisco%20Security%20Advisory&vs_cat=Security%20Intelligence&vs_type=RSS&vs_p=Cisco%20IOS%20XE%20Software%20Auxiliary%20Asynchronous%20Port%20Denial%20of%20Service%20Vulnerability&vs_k=1

Standar resources

Property Value
CVE CVE-2024-20309.

Version history

Version Comments Date
Ministerio de Defensa
CNI
CCN
CCN-CERT