CVE-2024-28154 in MQ Notifier Plugin
Summary
by MITRE • 03/06/2024
Jenkins MQ Notifier Plugin 1.4.0 and earlier logs potentially sensitive build parameters as part of debug information in build logs by default.
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Analysis
by VulDB Data Team • 01/19/2025
The Jenkins MQ Notifier Plugin vulnerability represents a critical security oversight in how build parameters are handled within continuous integration environments. This issue affects versions 1.4.0 and earlier of the plugin, which is commonly used to facilitate message queue notifications during automated build processes. The flaw manifests when the plugin logs debug information containing sensitive build parameters directly into build logs, creating an information disclosure risk that can compromise system security.
The technical implementation of this vulnerability stems from improper handling of sensitive data within the plugin's logging mechanisms. When debug mode is enabled or when the plugin operates under default configurations, it fails to sanitize or filter potentially sensitive parameters such as passwords, API keys, database credentials, or other confidential information that may be passed as build parameters. These parameters are automatically included in debug output without any form of data masking or access control, effectively exposing them to anyone with access to the build logs. This behavior violates fundamental security principles regarding data protection and privilege separation, as it creates an unintended data exposure channel that can be exploited by malicious actors.
The operational impact of this vulnerability extends beyond simple information disclosure, as it can facilitate more sophisticated attacks within compromised environments. An attacker who gains access to build logs could extract sensitive credentials, authentication tokens, or other confidential information that would otherwise remain protected within secure parameter handling systems. This exposure can lead to unauthorized access to downstream systems, database breaches, or privilege escalation attacks. The vulnerability is particularly concerning in enterprise environments where Jenkins serves as a central automation hub, as it can potentially compromise multiple systems and services that rely on the credentials exposed through these logs. The default nature of this behavior means that organizations may unknowingly expose sensitive data without implementing additional security controls.
Organizations should immediately upgrade to versions of the Jenkins MQ Notifier Plugin that address this vulnerability, as no effective workarounds exist for the current implementation. The recommended mitigation strategy involves implementing comprehensive log sanitization procedures and establishing strict access controls over build logs to prevent unauthorized disclosure. Security teams should also conduct thorough audits of all Jenkins plugins to identify similar information disclosure vulnerabilities and implement logging policies that prevent sensitive data from appearing in debug output. From a compliance perspective, this vulnerability may violate standards such as iso 27001 and pci dss that require protection of sensitive information, while also aligning with attack techniques documented in the attack pattern taxonomy under data exposure and information leakage categories. Organizations should also consider implementing centralized logging solutions with built-in data sanitization capabilities to prevent similar issues across their entire infrastructure.