CVE-2024-20439

A vulnerability in Cisco Smart Licensing Utility (CSLU) could allow an unauthenticated, remote attacker to log into an affected system by using a static administrative credential. This vulnerability is due to an undocumented static user credential for an administrative account. An attacker could exploit this vulnerability by using the static credentials to login to the affected system. A successful exploit could allow the attacker to login to the affected system with administrative rights over the CSLU application API.

Affected

Cisco · Cisco Smart License Utility

CVSS v3.1 NVD

9.8 CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS

97.09% chance of exploitation in the next 30 days, 100th percentile

CISA KEV

added 2025-03-31

Nuclei

critical · CWE-912

Published

2024-09-04

Updated

2025-10-21

Nuclei templates (1)

• projectdiscovery/nuclei-templates/blob/main/http/cves/2024/CVE-2024-20439.yaml

Security advisories

• https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-cs…

References

• CVE Record
• NVD entry