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MEDIUM SEVERITY
CVE-2024-20481 Cisco · Adaptive Security Appliance (ASA) and Firepower Threat Defense (FTD)

Cisco ASA and FTD Denial-of-Service Vulnerability

Technical Severity

CVSS v3.1 Metrics

MEDIUM
5.8 / 10
Minimal Risk Critical
Vector Specification
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:L
Exploitation Likelihood

EPSS Prediction

11.12 %
Predictive Probability
Percentile Rank
93.3 th

Documented as more likely to be exploited than 93.3% of known CVEs.

Detection Date

Oct 24, 2024

Remediation Due

Nov 14, 2024

CISA Catalog Active

Threat Analysis

Cisco Adaptive Security Appliance (ASA) and Firepower Threat Defense (FTD) contain a missing release of resource after effective lifetime vulnerability that could allow an unauthenticated, remote attacker to cause a denial-of-service (DoS) of the RAVPN service.

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-bf-dos-vDZhLqrW

https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-asaftd-bf-dos-vDZhLqrW
NVD

National Vulnerability Database

https://nvd.nist.gov/vuln/detail/CVE-2024-20481