CVE-2006-7143 in Call Center Software
Summary
by MITRE
Cross-site scripting (XSS) vulnerability in Call Center Software 0.93 and earlier allows remote attackers to inject arbitrary web script or HTML via the problem description field.
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Analysis
by VulDB Data Team • 10/13/2017
The vulnerability described in CVE-2006-7143 represents a classic cross-site scripting flaw that specifically targets the Call Center Software version 0.93 and earlier. This type of vulnerability falls under the broader category of injection attacks and is particularly dangerous because it allows remote attackers to execute malicious code within the context of a victim's browser session. The vulnerability manifests in the problem description field of the call center application, which serves as an entry point for user input that is not properly sanitized or validated before being rendered back to other users. This creates a perfect scenario for attackers to inject malicious scripts that can compromise user sessions and potentially exfiltrate sensitive information.
The technical exploitation of this vulnerability occurs when an attacker submits malicious input containing script code within the problem description field of the call center software. When other users view this description, the browser executes the embedded script, leading to unauthorized actions such as cookie theft, session hijacking, or redirection to malicious websites. This vulnerability is classified as a stored cross-site scripting attack since the malicious code is permanently stored within the application's database and executed whenever the affected page is loaded. The flaw stems from inadequate input validation and output encoding practices within the application's processing pipeline, where user-supplied data flows directly into HTML output without proper sanitization.
The operational impact of this vulnerability extends beyond simple script execution, as it can enable attackers to perform sophisticated attacks such as credential harvesting, data manipulation, and privilege escalation within the call center environment. Attackers could potentially steal session cookies to impersonate legitimate users, modify call records, or access sensitive customer information stored within the system. The vulnerability affects the integrity and confidentiality of the entire call center platform, potentially compromising the privacy of customer communications and business operations. Organizations using affected versions face significant risk of data breaches and unauthorized access to their communication infrastructure, particularly in environments where call center software handles sensitive customer data and business-critical communications.
Security mitigations for this vulnerability should focus on implementing comprehensive input validation and output encoding mechanisms throughout the application's data processing pipeline. The most effective approach involves sanitizing all user inputs before they are stored or rendered back to users, implementing proper HTML encoding for dynamic content, and utilizing Content Security Policies to prevent unauthorized script execution. Organizations should immediately upgrade to versions of Call Center Software that address this vulnerability, as patch management becomes critical in preventing exploitation. Additionally, implementing web application firewalls and regular security assessments can help detect and prevent such attacks. This vulnerability aligns with CWE-79 which specifically addresses cross-site scripting flaws, and it maps to ATT&CK technique T1566 related to social engineering through malicious web content, emphasizing the importance of proper input validation and output encoding as fundamental security controls.