Vulnerability Bulletins

Cisco Adaptive Security Appliance Software and Firepower Threat Defense Software AnyConnect Access Control List Bypass Vulnerabilities


System information

   
Affected software Cisco

Description

Multiple vulnerabilities in the per-user-override feature of Cisco Adaptive Security Appliance (ASA) Software and Cisco Firepower Threat Defense (FTD) Software could allow an unauthenticated, remote attacker to bypass a configured access control list (ACL) and allow traffic that should be denied to flow through an affected device. These vulnerabilities are due to a logic error that could occur when the affected software constructs and applies per-user-override rules. An attacker could exploit

More info:

https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-asaftd-ac-acl-bypass-bwd7q6Gb?vs_f=Cisco%20Security%20Advisory&vs_cat=Security%20Intelligence&vs_type=RSS&vs_p=Cisco%20Adaptive%20Security%20Appliance%20Software%20and%20Firepower%20Threat%20Defense%20Software%20AnyConnect%20Access%20Control%20List%20Bypass%20Vulnerabilities&vs_k=1

Standar resources

Property Value
CVE CVE-2023-20245 and CVE-2023-20256.

Version history

Version Comments Date
Ministerio de Defensa
CNI
CCN
CCN-CERT