Cisco ASA and FTD Denial of Service Vulnerability

Technical Severity

CVSS v3.1 Metrics

HIGH

8.6 / 10

Minimal Risk Critical

Vector Specification

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H

Exploitation Likelihood

EPSS Prediction

24.45 %

Predictive Probability

Percentile Rank

96.1 th

Documented as more likely to be exploited than 96.1% of known CVEs.

Detection Date

Apr 24, 2024

Remediation Due

May 01, 2024

CISA Catalog Active

Threat Analysis

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

Remediation Directive

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

External Intelligence

https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-asaftd-websrvs-dos-X8gNucD2

NVD

National Vulnerability Database

https://nvd.nist.gov/vuln/detail/CVE-2024-20353