CVE-2019-11207 in LogLogic Enterprise Virtual Appliance
Summary
by MITRE
The web server component of TIBCO Software Inc.'s TIBCO LogLogic Enterprise Virtual Appliance, and TIBCO LogLogic Log Management Intelligence contains multiple vulnerabilities that theoretically allow persistent and reflected cross-site scripting (XSS) attacks, as well as cross-site request forgery (CSRF) attacks. This issue affects: TIBCO Software Inc. TIBCO LogLogic Enterprise Virtual Appliance version 6.2.1 and prior versions. TIBCO Software Inc. TIBCO LogLogic Log Management Intelligence 6.2.1. TIBCO LogLogic LX825 Appliance 0.0.004, TIBCO LogLogic LX1025 Appliance 0.0.004, TIBCO LogLogic LX4025 Appliance 0.0.004, TIBCO LogLogic MX3025 Appliance 0.0.004, TIBCO LogLogic MX4025 Appliance 0.0.004, TIBCO LogLogic ST1025 Appliance 0.0.004, TIBCO LogLogic ST2025-SAN Appliance 0.0.004, and TIBCO LogLogic ST4025 Appliance 0.0.004 using TIBCO LogLogic Log Management Intelligence versions 6.2.1 and below. TIBCO LogLogic LX1035 Appliance 0.0.005, TIBCO LogLogic LX1025R1 Appliance 0.0.004, TIBCO LogLogic LX1025R2 Appliance 0.0.004, TIBCO LogLogic LX4025R1 Appliance 0.0.004, TIBCO LogLogic LX4025R2 Appliance 0.0.004, TIBCO LogLogic LX4035 Appliance 0.0.005, TIBCO LogLogic ST2025-SANR1 Appliance 0.0.004, TIBCO LogLogic ST2025-SANR2 Appliance 0.0.004, TIBCO LogLogic ST2035-SAN Appliance 0.0.005, TIBCO LogLogic ST4025R1 Appliance 0.0.004, TIBCO LogLogic ST4025R2 Appliance 0.0.004, and TIBCO LogLogic ST4035 Appliance 0.0.005 using TIBCO LogLogic Log Management Intelligence versions 6.2.1 and below.
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Analysis
by VulDB Data Team • 11/25/2023
The vulnerability identified as CVE-2019-11207 affects TIBCO LogLogic Enterprise Virtual Appliance and Log Management Intelligence components, representing a critical security weakness that enables attackers to exploit multiple web-based attack vectors. This issue manifests through persistent and reflected cross-site scripting vulnerabilities that can be leveraged to execute malicious scripts within the context of authenticated users' browsers. The affected systems include various TIBCO LogLogic appliance models including LX825, LX1025, LX4025, MX3025, MX4025, ST1025, ST2025-SAN, and ST4025 appliances all running versions 6.2.1 or earlier of the Log Management Intelligence software. These vulnerabilities arise from inadequate input validation and output encoding mechanisms within the web server component, creating opportunities for attackers to inject malicious code that persists across user sessions or is reflected in web responses.
The technical flaw stems from insufficient sanitization of user-supplied input parameters that are processed by the web server component of the LogLogic appliances. When these systems receive data through HTTP requests, they fail to properly validate or encode the input before displaying it in web responses, creating conditions where malicious scripts can be injected and executed. This vulnerability specifically falls under CWE-79 which defines Cross-Site Scripting (XSS) as a weakness that allows attackers to inject client-side scripts into web applications. The reflected nature of the vulnerability means that malicious payloads are immediately reflected back to users through web responses, while the persistent aspect allows attackers to store malicious scripts that execute whenever users view affected pages. The cross-site request forgery vulnerability further compounds the risk by enabling attackers to perform unauthorized actions on behalf of authenticated users, potentially leading to complete system compromise.
The operational impact of this vulnerability extends beyond simple script execution, as it provides attackers with a foothold for more sophisticated attacks within the TIBCO LogLogic environment. Successful exploitation could allow attackers to steal session cookies, access sensitive log data, modify system configurations, or even escalate privileges within the appliance. The severity is amplified by the fact that these appliances typically handle critical log management and security monitoring functions, making them attractive targets for threat actors seeking to compromise enterprise security infrastructure. Attackers could potentially use these vulnerabilities to establish persistent access to log data, manipulate audit trails, or redirect traffic to malicious sites, undermining the integrity and confidentiality of the security monitoring system. The attack surface is further expanded by the widespread deployment of these appliances across enterprise environments, where they often serve as central repositories for security events and log data from multiple systems.
Mitigation strategies for this vulnerability require immediate action to patch affected systems and implement comprehensive input validation measures. Organizations should prioritize updating all affected TIBCO LogLogic appliances to versions that address the identified XSS and CSRF weaknesses, following TIBCO's security advisories and release notes. Network segmentation and access controls should be strengthened to limit exposure of these appliances to untrusted networks, while implementing proper web application firewalls to detect and block malicious requests. Input validation should be enhanced through comprehensive sanitization of all user-supplied data, including URL parameters, form inputs, and HTTP headers, with output encoding applied to prevent script execution in web responses. Security monitoring should be enhanced to detect anomalous behavior patterns that may indicate exploitation attempts, and regular security assessments should be conducted to identify additional vulnerabilities in the appliance environment. The implementation of Content Security Policy headers and proper CSRF token validation mechanisms should also be enforced to provide additional layers of protection against these attack vectors. These remediation efforts align with ATT&CK technique T1059.007 for command and script injection, and T1566 for credential access through web application attacks, ensuring comprehensive protection against exploitation of these vulnerabilities.