CVE-2024-56134 in LoadMaster
Summary
by MITRE • 02/05/2025
Improper Input Validation vulnerability of Authenticated User in Progress LoadMaster allows : OS Command Injection.
This issue affects:
Product
Affected Versions
LoadMaster
From 7.2.55.0 to 7.2.60.1 (inclusive)
From 7.2.49.0 to 7.2.54.12 (inclusive)
7.2.48.12 and all prior versions
Multi-Tenant Hypervisor
7.1.35.12 and all prior versions
ECS
All prior versions to 7.2.60.1 (inclusive)
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Analysis
by VulDB Data Team • 07/31/2025
The CVE-2024-56134 vulnerability represents a critical improper input validation flaw within the Progress LoadMaster platform that enables authenticated users to execute operating system commands through malicious input manipulation. This vulnerability specifically targets the LoadMaster load balancing appliance and its associated hypervisor environments, creating a significant attack surface for malicious actors who have already gained authentication access to the system. The vulnerability exists in multiple product lines including the core LoadMaster appliance, Multi-Tenant Hypervisor, and ECS components, affecting versions across several release streams from 7.1.35.12 through 7.2.60.1.
The technical implementation of this vulnerability stems from insufficient validation of user-supplied input within the authentication context of the LoadMaster system. When authenticated users submit crafted input through specific API endpoints or configuration interfaces, the system fails to properly sanitize or validate the input before processing it within the operating system context. This allows attackers to inject malicious OS commands that execute with the privileges of the authenticated user, potentially escalating to system-level privileges depending on the user's access level. The vulnerability operates under the CWE-20 category of "Improper Input Validation" and aligns with ATT&CK technique T1059.001 for command and scripting interpreter, specifically targeting OS command injection attacks. The flaw manifests in the way the system handles user input within administrative functions, particularly those related to network configuration and system management parameters.
The operational impact of this vulnerability extends beyond simple privilege escalation, as it provides attackers with the capability to execute arbitrary code on the target system. An authenticated attacker could potentially access sensitive system information, modify network configurations, install malware, or even establish persistence mechanisms within the LoadMaster environment. The vulnerability affects multiple product versions across different release trains, making it particularly dangerous as organizations with diverse infrastructure deployments may be simultaneously exposed. The presence of this vulnerability in both the core LoadMaster appliance and its associated hypervisor environments creates cascading security risks, as compromising one component could potentially provide access to interconnected systems. The impact is amplified in multi-tenant environments where a single compromised user account could potentially affect multiple tenants within the same hypervisor infrastructure.
Organizations should immediately implement mitigation strategies including applying the latest security patches released by Progress, implementing network segmentation to limit access to LoadMaster systems, and conducting thorough access reviews to ensure only necessary users have authentication credentials. The recommended approach involves disabling unnecessary administrative functions, implementing strict input validation at multiple layers, and monitoring for suspicious command execution patterns within system logs. Security teams should also consider implementing privileged access management solutions to limit the scope of potential compromise and establish network-based controls to prevent unauthorized access to LoadMaster management interfaces. Additionally, organizations should perform comprehensive vulnerability assessments to identify any systems running affected versions and ensure that all administrative interfaces are properly secured with strong authentication mechanisms and regular credential rotation policies. The vulnerability demonstrates the critical importance of input validation in security-critical systems and the potential consequences of insufficient sanitization of user-supplied data within administrative contexts.