CVE-2017-1000109 in Jenkins
Summary
by MITRE
The custom Details view of the Static Analysis Utilities based OWASP Dependency-Check Plugin, was vulnerable to a persisted cross-site scripting vulnerability: Malicious users able to influence the input to this plugin could insert arbitrary HTML into this view.
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Analysis
by VulDB Data Team • 01/15/2021
The CVE-2017-1000109 vulnerability resides within the Static Analysis Utilities based OWASP Dependency-Check Plugin, a widely used tool for identifying vulnerable dependencies in software projects. This plugin integrates with continuous integration systems and provides detailed reports about software components, making it a critical element in security assessment workflows. The vulnerability specifically affects the custom Details view functionality that displays dependency information, creating a persistent cross-site scripting vector that can be exploited by malicious actors with influence over input data. The flaw represents a significant security weakness in software supply chain monitoring tools that are commonly deployed in enterprise environments.
The technical implementation of this vulnerability stems from insufficient input validation and output encoding within the plugin's Details view rendering mechanism. When users provide input data that gets processed and displayed in the custom view, the plugin fails to properly sanitize or escape HTML characters in the output. This allows attackers who can influence the plugin's input to inject malicious JavaScript code or HTML tags that persist in the view, making the vulnerability particularly dangerous as it affects all users who access the compromised Details view. The persistence aspect of this XSS vulnerability means that once malicious input is processed and stored, it will execute automatically whenever any user accesses the affected view, creating a continuous threat vector. This flaw aligns with CWE-79, which specifically addresses cross-site scripting vulnerabilities, and demonstrates how improper input handling can create persistent security risks.
The operational impact of CVE-2017-1000109 extends beyond simple script execution, as it can enable attackers to escalate privileges within the plugin's context and potentially gain access to sensitive information. Attackers could inject malicious code that steals session cookies, redirects users to phishing sites, or executes commands within the browser context of the plugin interface. In enterprise environments where the Dependency-Check Plugin is used for security auditing, this vulnerability could allow adversaries to compromise the security monitoring infrastructure itself, potentially masking their activities or gaining unauthorized access to other systems that rely on the same plugin for vulnerability assessment. The attack surface is particularly concerning given that many organizations use this plugin in automated security workflows, making it a prime target for persistent threats that could go undetected for extended periods.
Organizations should immediately update to patched versions of the OWASP Dependency-Check Plugin to remediate this vulnerability, as the persistence characteristic makes it particularly dangerous in long-running environments. Security teams should also implement network-level monitoring to detect potential exploitation attempts and consider temporary isolation of affected systems until patches are deployed. The vulnerability demonstrates the importance of input sanitization in web applications and highlights how security tools themselves can become attack vectors when not properly secured. From an ATT&CK framework perspective, this vulnerability maps to techniques involving client-side attacks and credential access through web-based exploits, emphasizing the need for comprehensive security coverage across all components in the software supply chain. Regular security assessments of plugins and tools used in security infrastructure should be conducted to prevent similar vulnerabilities from being introduced into critical security workflows.