CVE-2015-4310 in Finesse
Summary
by MITRE
Multiple cross-site scripting (XSS) vulnerabilities in Cisco Finesse 10.5(1) allow remote attackers to inject arbitrary web script or HTML via unspecified parameters in a (1) GET or (2) POST request, aka Bug IDs CSCuq82322, CSCut95853, and CSCuq73975.
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Analysis
by VulDB Data Team • 06/12/2022
Cisco Finesse 10.5(1) contains multiple cross-site scripting vulnerabilities that represent significant security weaknesses in the web-based interface used for contact center operations. These vulnerabilities affect the application's handling of user input parameters within HTTP requests, creating opportunities for malicious actors to execute arbitrary web scripts in the context of authenticated users' browsers. The flaw exists in the application's input validation mechanisms, which fail to properly sanitize or escape user-supplied data before processing or rendering it within web pages. Attackers can exploit these vulnerabilities through both GET and POST requests, demonstrating the breadth of potential attack vectors within the application's web interface. The vulnerabilities are catalogued under Bug IDs CSCuq82322, CSCut95853, and CSCuq73975, indicating they were identified and tracked by Cisco's internal vulnerability management systems. These XSS flaws fall under CWE-79, which specifically addresses cross-site scripting vulnerabilities in software applications. The attack surface is particularly concerning given that Cisco Finesse is designed for enterprise contact center environments where users typically maintain elevated privileges and access sensitive customer data. The impact extends beyond simple script execution as these vulnerabilities can potentially enable session hijacking, data theft, and privilege escalation attacks. According to ATT&CK framework, these vulnerabilities map to T1059.007 for script execution and T1566 for social engineering techniques that could leverage the XSS capabilities. The vulnerabilities are particularly dangerous because they affect the core web interface functionality that contact center agents and supervisors rely on for their daily operations. The exploitation process involves crafting malicious payloads that are submitted through HTTP requests to the vulnerable application endpoints, which then execute the injected code in the victim's browser context. The attack requires minimal privileges since the vulnerabilities exist in the application's user-facing interface, making them accessible to remote attackers without requiring network-level access to the system. The affected parameters within the GET and POST requests are not explicitly detailed in the CVE description, but this lack of specificity suggests that multiple input points within the application's web interface are susceptible to the same flaw. Organizations using Cisco Finesse 10.5(1) should prioritize patching these vulnerabilities as they represent a critical risk to web application security and could potentially lead to unauthorized access to sensitive business data. The vulnerabilities are particularly concerning in environments where contact center data includes personally identifiable information and other sensitive customer records that require protection under various compliance frameworks. Remediation efforts should focus on implementing proper input validation and output encoding mechanisms throughout the application's web interface. The fix should include comprehensive parameter validation, proper HTML escaping of user-supplied content, and regular security testing of web application components. Organizations should also consider implementing web application firewalls to provide additional protection layers against similar attacks targeting the application's web interface components.