CVE-2024-20440

Name: CVE-2024-20440
Creator: NVD / NIST
Published: 2024-09-04T17:15:13.517+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.5/10EPSS 51.47%

Last modified Jun 17, 2026

CVE-2024-20440 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. A vulnerability in Cisco Smart Licensing Utility could allow an unauthenticated, remote attacker to access sensitive information. This vulnerability is due to excessive verbosity in a debug log file. An attacker could exploit this vulnerability by sending a crafted HTTP request to an affected device. EPSS estimates a 51.47% chance of exploitation in the next 30 days.

Description

A vulnerability in Cisco Smart Licensing Utility could allow an unauthenticated, remote attacker to access sensitive information. This vulnerability is due to excessive verbosity in a debug log file. An attacker could exploit this vulnerability by sending a crafted HTTP request to an affected device. A successful exploit could allow the attacker to obtain log files that contain sensitive data, including credentials that can be used to access the API.

Metrics

CVSS 3.1

7.5/10

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

EPSS Probability

51.47%

98.8th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Cisco	Smart License Utility	2.0.0
Cisco	Smart License Utility	2.1.0
Cisco	Smart License Utility	2.2.0

References

https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-cslu-7gHMzWmwVendor Advisory

Timeline

Published: Sep 4, 2024
Last Modified: Jun 17, 2026
Status: Analyzed

Frequently Asked Questions

What is CVE-2024-20440?

How severe is CVE-2024-20440?

CVE-2024-20440 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 51.47% probability of exploitation in the next 30 days.

How do I fix CVE-2024-20440?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2024-20440?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST