CVSS Score: 8.4 (HIGH)
EPSS Score: 0.04%
Risk Score: 5.88 (HIGH)
Risk Score based on CVSS score and EPSS. This score is for reference purposes and is not internationally recognized.
Description: 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)
T1062 – Hypervisor
T1053.002 – At
1. Technical Attack Analysis:
– Attack Techniques :
– OS Command Injection : This vulnerability allows an attacker to execute arbitrary commands on the host operating system through improperly validated input. It can be exploited by sending specially crafted requests that include malicious commands.
– Hypervisor Exploitation (T1062) : If the vulnerability is exploited on a multi-tenant hypervisor, it could lead to unauthorized access to virtual machines hosted on the hypervisor, potentially compromising other tenants’ data.
– Scheduled Task/Job Manipulation (T1053.002) : An attacker could create or modify scheduled tasks to maintain persistence or perform malicious activities at scheduled intervals.
– Possible Outcomes of Exploitation :
– Unauthorized access to the underlying operating system, leading to data breaches or service disruptions.
– Compromise of additional virtual machines if the hypervisor is exploited, allowing lateral movement within the infrastructure.
– Execution of malicious scripts or commands that could escalate privileges, install backdoors, or exfiltrate sensitive data.
2. Mitigation Measures:
– Validate and sanitize all user inputs.
– Implement least privilege access controls.
– Regularly update and patch affected systems to the latest versions.
– Monitor and log all command execution events.
– Employ an intrusion detection system (IDS) to identify anomalous activities.
– Limit access to the hypervisor and sensitive components to authorized personnel only.
– Use web application firewalls (WAF) to filter and monitor HTTP requests.
– Conduct regular security assessments and penetration testing.
– Educate users on secure coding practices to prevent input validation issues.
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