CVE-2024-55956

9.8 CRITICAL CISA KEV - Actively Exploited
Published: December 13, 2024 Modified: November 04, 2025
View on NVD

Description

In Cleo Harmony before 5.8.0.24, VLTrader before 5.8.0.24, and LexiCom before 5.8.0.24, an unauthenticated user can import and execute arbitrary Bash or PowerShell commands on the host system by leveraging the default settings of the Autorun directory.

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CVSS v3.x Details

0.0 Low Medium High Critical 10.0
Vector String
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

References to Advisories, Solutions, and Tools

Patch Vendor Advisory Exploit Third Party Advisory
https://support.cleo.com/hc/en-us/articles/28408134019735-Cleo-Product-Security-Advisory-CVE-Pending
Source: cve@mitre.org
Vendor Advisory
https://support.cleo.com/hc/en-us/articles/28408134019735-Cleo-Product-Security-Update
Source: af854a3a-2127-422b-91ae-364da2661108
Vendor Advisory
https://www.huntress.com/blog/threat-advisory-oh-no-cleo-cleo-software-actively-being-exploited-in-the-wild
Source: af854a3a-2127-422b-91ae-364da2661108
Exploit Third Party Advisory
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2024-55956
Source: 134c704f-9b21-4f2e-91b3-4a467353bcc0
US Government Resource

4 reference(s) from NVD

Quick Stats

CVSS v3 Score
9.8 / 10.0
EPSS (Exploit Probability)
91.8%
100th percentile
Exploitation Status
Actively Exploited
Remediation due: 2025-01-07

Weaknesses (CWE)

CWE-77 CWE-77

Affected Vendors

cleo

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