CVE-2024-20353

Known Exploited Vulnerability Entry External Catalog

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Entry Details

CVE-2024-20353

Confirmed

Yes

2024-04-24 00:00 UTC

Timestamps

2024-04-24

2024-04-24

Scope

KEV entry: Cisco ASA and FTD Denial of Service Vulnerability | Affected: Cisco / Adaptive Security Appliance (ASA) and Firepower Threat Defense (FTD) | 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: Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable. | Due date: 2024-05-01 | Known ransomware campaign use (KEV): Unknown | Notes (KEV): https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-asaftd-websrvs-dos-X8gNucD2; https://nvd.nist.gov/vuln/detail/CVE-2024-20353

References
  • {'id': 'CVE-2024-20353', 'url': 'https://www.cisa.gov/known-exploited-vulnerabilities-catalog?search_api_fulltext=CVE-2024-20353'}

d99abc04-430d-4d05-87be-8c81c550d1d4

405284c2-e461-4670-8979-7fd2c9755a60

2026-02-02 13:24 UTC

2026-02-06 07:53 UTC

Evidence (1)
Type Source Signal Confidence Details GCVE Metadata
vendor_report cisa-kev successful_exploitation 0.80
View details 
{
  "cwes": [
    "CWE-835"
  ],
  "date_added": "2024-04-24",
  "due_date": "2024-05-01",
  "feed": "CISA Known Exploited Vulnerabilities Catalog",
  "knownRansomwareCampaignUse": "Unknown",
  "product": "Adaptive Security Appliance (ASA) and Firepower Threat Defense (FTD)",
  "vendorProject": "Cisco",
  "vulnerabilityName": "Cisco ASA and FTD Denial of Service Vulnerability"
}
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