CVE-2022-27561 in Traveler Web Admin
Summary
by MITRE • 09/16/2022
There is a reflected Cross-Site Scripting vulnerability in the HCL Traveler web admin (LotusTraveler.nsf).
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Analysis
by VulDB Data Team • 10/18/2022
The reflected cross-site scripting vulnerability identified as CVE-2022-27561 affects the HCL Traveler web administration interface through the LotusTraveler.nsf database component. This vulnerability represents a critical security flaw that allows attackers to inject malicious scripts into web pages viewed by other users, potentially compromising the integrity and confidentiality of sensitive information within the travel management system. The affected component specifically targets the web admin interface which serves as the primary management portal for configuring and monitoring travel services.
The technical implementation of this vulnerability stems from inadequate input validation and output encoding within the LotusTraveler.nsf application's parameter handling mechanisms. When user-supplied input parameters are directly reflected back to the browser without proper sanitization, attackers can craft malicious payloads that execute within the context of other users' sessions. This type of vulnerability falls under CWE-79 which specifically addresses cross-site scripting flaws in web applications. The reflected nature of the vulnerability means that the malicious script is executed as part of the HTTP response and is typically triggered when a user clicks on a malicious link or visits a compromised webpage containing the attack vector.
The operational impact of this vulnerability extends beyond simple script execution, as it can enable attackers to perform session hijacking, steal sensitive authentication tokens, and potentially escalate privileges within the travel management system. Attackers could leverage this vulnerability to access confidential traveler information, modify travel bookings, or gain unauthorized administrative access to the LotusTraveler.nsf database. The implications are particularly severe given that HCL Traveler systems often contain sensitive personal and corporate travel data, making them attractive targets for cybercriminals. According to ATT&CK framework, this vulnerability maps to T1531 - Use of Unsecured Credentials and T1059 - Command and Scripting Interpreter, as it enables attackers to execute malicious code through web-based attack vectors.
Organizations utilizing HCL Traveler systems should implement immediate mitigations including input validation controls, output encoding mechanisms, and comprehensive web application firewall rules to prevent malicious script injection attempts. The recommended approach involves implementing strict parameter validation for all user inputs, implementing proper HTML encoding for dynamic content, and deploying security headers such as Content Security Policy to prevent unauthorized script execution. Additionally, regular security assessments and penetration testing should be conducted to identify potential variants of this vulnerability within the broader application ecosystem. System administrators should also consider implementing network segmentation controls and monitoring for suspicious traffic patterns that may indicate exploitation attempts against the vulnerable web interface.