CVE-2015-1983 in UrbanCode Build
Summary
by MITRE
Cross-site scripting (XSS) vulnerability in the Projects page in IBM UrbanCode Build 6.1.x before 6.1.1 allows remote authenticated users to inject arbitrary web script or HTML via a crafted URL.
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Analysis
by VulDB Data Team • 01/18/2018
The vulnerability identified as CVE-2015-1983 represents a critical cross-site scripting flaw within IBM UrbanCode Build version 6.1.x prior to 6.1.1. This security weakness specifically affects the Projects page functionality, creating a pathway for remote authenticated attackers to execute malicious web scripts or HTML code within the context of affected user sessions. The vulnerability stems from insufficient input validation and output encoding mechanisms that fail to properly sanitize user-supplied data before rendering it in web responses.
The technical implementation of this flaw occurs when the application processes URLs containing malicious payloads within the Projects page interface. IBM UrbanCode Build 6.1.x versions before 6.1.1 do not adequately validate or escape user-provided input parameters, particularly those related to URL construction and project management functions. This inadequate sanitization allows attackers who have already established authenticated sessions to manipulate URL parameters in ways that inject malicious scripts. The vulnerability is classified as a reflective XSS attack pattern where the malicious code is executed in the victim's browser when they view the compromised page, making it particularly dangerous in enterprise environments where privileged users frequently interact with project management interfaces.
The operational impact of CVE-2015-1983 extends beyond simple script injection, as it provides attackers with potential access to sensitive project data, system configurations, and user credentials within the UrbanCode Build environment. Attackers could leverage this vulnerability to perform session hijacking, escalate privileges, or exfiltrate confidential information from projects managed within the platform. The authenticated nature of the vulnerability means that attackers must first establish a valid user session, but once achieved, they can exploit this weakness to compromise the integrity of the entire build and deployment process. This vulnerability directly relates to CWE-79 which defines Cross-Site Scripting flaws, and aligns with ATT&CK technique T1059.007 for Scripting, specifically targeting web application interfaces where user input is not properly validated.
Organizations utilizing IBM UrbanCode Build 6.1.x versions before 6.1.1 should immediately implement the vendor-provided patch that addresses this vulnerability through enhanced input validation and output encoding mechanisms. The recommended mitigation strategy includes upgrading to IBM UrbanCode Build 6.1.1 or later versions where the XSS protection measures have been strengthened. Additionally, network administrators should consider implementing web application firewalls and content security policies that can detect and block suspicious URL patterns. Regular security assessments of web applications should include thorough testing for XSS vulnerabilities in all user input fields, particularly those that handle URL parameters and project management data. The vulnerability demonstrates the critical importance of maintaining up-to-date security patches and implementing defense-in-depth strategies that protect against common web application attacks.