CVE-2024-20353 — Cisco ASA and FTD Denial of Service Vulnerability
CVE-2024-20353: Cisco ASA and FTD Denial of Service Vulnerability
CISA Known Exploited Vulnerability (KEV)
| Vendor / project | Cisco |
| Product | Adaptive Security Appliance (ASA) and Firepower Threat Defense (FTD) |
| Date added | 2024-04-24 |
| Due date | 2024-05-01 |
| Ransomware campaign use | Unknown |
Description
Cisco Adaptive Security Appliance (ASA) and Firepower Threat Defense (FTD) contain an infinite loop vulnerability that can lead to remote denial of service condition.
Required action (CISA)
Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.
Notes
https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-asaftd-websrvs-dos-X8gNucD2; https://nvd.nist.gov/vuln/detail/CVE-2024-20353
Weakness behind it
CISA records this vulnerability as an instance of CWE-835. From there the chain continues into CAPEC attack patterns and ATT&CK techniques, all inside this corpus.
References
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2024-20353
- KEV catalog: https://www.cisa.gov/known-exploited-vulnerabilities-catalog
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