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 vulnerabilit

Severity
Critical 9.8
CVSS 3.1
Remote · no auth what this means
Exploited
Yes — in CISA KEV
Added Mar 31, 2025
EPSS
0.971
99.9th percentile
Discovered by
Vendor
Vendor-published field
Published
Sep 4, 2024
Assigned by cisco

Description

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.

Weakness: CWE-912

Affected products

Vendor Product Category Matched by
Cisco Cisco Smart License Utility Network & Security Management cna-assigner
Vendor-reported products (4)
  • Cisco · Cisco Smart License Utility
  • cisco · cisco_smart_license_utility
  • cisco · cisco_smart_license_utility
  • cisco · cisco_smart_license_utility

Vendor advisory

cisco-sa-cslu-7gHMzWmw

Cisco Smart Licensing Utility Vulnerabilities

Cisco’s rating: Critical (advisory CVSS 9.8) · Published Sep 4, 2024 · updated Apr 4, 2025 (revision 1.2)

Bug IDs: CSCwi41731 , CSCwi47950

The vendor’s rating applies to the whole advisory and can differ from this CVE’s own CVSS severity. Where this comes from

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