CVE-2024-20439
Actively exploited. CVE-2024-20439 is listed in the CISA Known Exploited Vulnerabilities catalog (added 2025-03-31) — exploitation has been observed in the wild, and US federal agencies are required to remediate it under BOD 22-01. Treat patching as urgent.
Public exploit code is available. Proof-of-concept or working exploit code for CVE-2024-20439 is indexed in Nuclei. Expect opportunistic scanning and exploitation attempts — prioritize remediation.
Cisco Smart Licensing Utility contains a static credential vulnerability that allows an unauthenticated, remote attacker to log in to an affected system and gain administrative credentials.
CSIRTS triage
- What
- A static credential vulnerability allows an unauthenticated remote attacker to gain administrative credentials.
- Who is affected
- Users of Cisco Smart Licensing Utility.
- Urgency
- Remediation is critical due to active exploitation and the potential for unauthorized access.
- Action
- Update Cisco Smart Licensing Utility to the latest version.
AI-assisted analysis generated from the source advisory — verify against the original.
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Exploitation outlook
- Exploitation confirmedAlready exploited in the wild (CISA KEV) — the prediction phase is over. Patch now. Riskier than 100% of all EPSS-scored CVEs.
Exploit availability
Public exploit or proof-of-concept code for CVE-2024-20439 is indexed in these free datasets. Available exploit code raises real-world risk independent of the CVSS score.
- NucleiA nuclei-templates detection/PoC template exists for this CVE.look it up ↗
Advisory coverage (1)
- criticalexploitedCVE-2024-20439: Cisco Smart Licensing Utility Static Credential Vulnerabilitycisa-kev · 2025-03-31
External references
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[](https://www.csirts.com/cve/CVE-2024-20439)