netVigilance Vulnerability intelligence since 2004
CVE-2024-20353 · netVigilance record NV24-0047

Cisco ASA and FTD Denial of Service

past due

What to do

Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.

CISA deadline 2024-05-01 · passed 2 years 4 months ago · applies to US federal civilian agencies; used elsewhere as a reference SLA

What happened

Cisco Adaptive Security Appliance (ASA) and Firepower Threat Defense (FTD) contain an infinite loop vulnerability that can lead to remote denial of service condition.

Who is affected

Cisco Adaptive Security Appliance (ASA) and Firepower Threat Defense (FTD). Affected version ranges are listed in the vendor advisory and the NVD entry linked under Sources.

Weakness class: CWE-835.

Timeline

  1. Added to CISA KEVExploitation in the wild confirmed by CISA
  2. CISA remediation deadlinepassed 2 years 4 months ago

Sources