CVE-2015-7467 in Jazz Reporting Service
Summary
by MITRE
Cross-site scripting (XSS) vulnerability in Report Builder in IBM Jazz Reporting Service (JRS) 5.x before 5.0.2-Rational-CLM-ifix011 and 6.0 before 6.0.0-Rational-CLM-ifix005 allows remote authenticated users to inject arbitrary web script or HTML via a crafted URL.
If you want to get best quality of vulnerability data, you may have to visit VulDB.
Analysis
by VulDB Data Team • 06/17/2018
The CVE-2015-7467 vulnerability represents a critical cross-site scripting flaw within IBM Jazz Reporting Service's Report Builder component, affecting versions 5.x prior to 5.0.2-Rational-CLM-ifix011 and 6.0 prior to 6.0.0-Rational-CLM-ifix005. This vulnerability resides in the web application's input validation mechanisms and specifically targets the report generation functionality that processes user-supplied URL parameters. The flaw allows authenticated attackers to inject malicious scripts into the application's response, creating a persistent vector for exploitation that can compromise user sessions and data integrity. The vulnerability stems from inadequate sanitization of user input within the URL handling logic of the reporting service, enabling attackers to manipulate the application's behavior through crafted web requests. From a cybersecurity perspective, this vulnerability aligns with CWE-79 which categorizes cross-site scripting flaws as weaknesses in input validation, and maps to ATT&CK technique T1566.001 for initial access through malicious web content. The vulnerability's impact extends beyond simple script injection, as it can facilitate session hijacking, data exfiltration, and potentially enable further exploitation within the target environment.
The technical implementation of this vulnerability occurs when the Report Builder component processes URL parameters without proper validation or sanitization of user input. Attackers can construct malicious URLs containing script tags or other HTML content that gets rendered in the application's response, allowing the injected code to execute in the context of other users' browsers. This authenticated vector means that attackers must first establish valid credentials to exploit the vulnerability, but once achieved, the impact can be severe as the malicious scripts can access session cookies, modify application behavior, or redirect users to malicious sites. The flaw specifically affects how the application handles URL construction and parameter processing within the reporting service, where user-supplied values are directly incorporated into HTML output without proper encoding or validation. This represents a classic case of improper input handling where the application fails to distinguish between legitimate user input and potentially malicious code. The vulnerability's exploitation requires minimal technical skill and can be automated, making it particularly dangerous in enterprise environments where the Jazz Reporting Service is widely deployed.
The operational impact of CVE-2015-7467 extends beyond immediate script execution, creating potential for broader security breaches within organizations utilizing IBM Rational CLM solutions. When exploited, the vulnerability can enable attackers to steal session tokens, access sensitive reports and data, or manipulate the reporting service to provide misleading information. The authenticated nature of the attack means that the vulnerability affects users with legitimate access rights, potentially allowing privilege escalation or data manipulation within the reporting environment. Organizations using this service may experience unauthorized access to intellectual property, compliance violations, and potential data loss. The vulnerability's presence in widely-used enterprise reporting tools increases the attack surface significantly, as it can be leveraged in conjunction with other exploits or as part of broader attack campaigns targeting software development lifecycle management systems. The impact is particularly concerning for organizations that rely heavily on reporting services for compliance, audit trails, or business intelligence, as the injected scripts could modify report outputs or access sensitive business data. Security teams must consider the potential for this vulnerability to be used as a stepping stone for more sophisticated attacks within the target network infrastructure.
Organizations should immediately implement the vendor-provided patches for IBM Jazz Reporting Service versions 5.0.2-Rational-CLM-ifix011 and 6.0.0-Rational-CLM-ifix005 to remediate this vulnerability. The patch addresses the root cause by implementing proper input validation and sanitization of URL parameters within the Report Builder component, preventing the injection of malicious scripts into application responses. Additionally, security teams should implement network segmentation to limit access to the reporting service, enforce strict access controls for the service, and conduct regular security assessments to identify similar vulnerabilities in other components. Organizations should also consider implementing web application firewalls to detect and block suspicious URL patterns, as well as establish monitoring procedures to detect unauthorized access attempts to the reporting service. The remediation process should include thorough testing of the patches in non-production environments to ensure compatibility with existing workflows and configurations. Security awareness training for administrators and developers should emphasize the importance of proper input validation and output encoding in preventing similar vulnerabilities in custom applications. Organizations should also review their incident response procedures to ensure readiness for potential exploitation of this vulnerability and consider implementing additional logging and monitoring capabilities specifically for the reporting service to detect anomalous behavior patterns that may indicate exploitation attempts.