CVE-2009-5145 in Zope
Summary
by MITRE
Cross-site scripting (XSS) vulnerability in ZMI pages that use the manage_tabs_message in Zope 2.11.4, 2.11.2, 2.10.9, 2.10.7, 2.10.6, 2.10.5, 2.10.4, 2.10.2, 2.10.1, 2.12.
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Analysis
by VulDB Data Team • 12/15/2022
The CVE-2009-5145 vulnerability represents a critical cross-site scripting flaw discovered in Zope 2.11.4 and multiple preceding versions including 2.11.2, 2.10.9, 2.10.7, 2.10.6, 2.10.5, 2.10.4, 2.10.2, 2.10.1, and 2.12. This vulnerability specifically affects ZMI (Zope Management Interface) pages that utilize the manage_tabs_message functionality, creating a significant security risk for organizations relying on Zope-based web applications. The flaw stems from inadequate input validation and output sanitization mechanisms within the Zope management interface components, particularly when processing user-supplied data through the manage_tabs_message parameter.
The technical implementation of this vulnerability occurs within the Zope framework's handling of tab messages in the management interface. When administrators or users interact with Zope's administrative pages, the system processes messages through the manage_tabs_message function without proper sanitization of potentially malicious input. This allows attackers to inject malicious scripts into the web interface through crafted input parameters that are subsequently rendered in the browser context. The vulnerability is classified under CWE-79 as a classic cross-site scripting attack, where the application fails to properly escape or validate user-controllable data before incorporating it into dynamic web content.
The operational impact of CVE-2009-5145 extends beyond simple data theft or defacement, as it provides attackers with the capability to execute arbitrary scripts in the context of authenticated users' browsers. This means that if an administrator accesses a compromised Zope management interface, attackers could potentially steal session cookies, escalate privileges, or perform administrative actions on behalf of legitimate users. The vulnerability particularly affects organizations using Zope for content management, web applications, or enterprise portals where the management interface is accessible to users with varying privilege levels. Attackers can exploit this flaw by crafting malicious payloads that leverage the XSS vulnerability to manipulate the Zope interface and potentially gain deeper access to the underlying system.
Mitigation strategies for CVE-2009-5145 primarily involve immediate patching of affected Zope versions to the latest available releases that contain fixes for the XSS vulnerability. Organizations should also implement proper input validation and output encoding mechanisms throughout their Zope applications, particularly around the manage_tabs_message functionality. The implementation of Content Security Policy headers can provide additional protection against script injection attacks, while regular security assessments of Zope applications should include thorough testing of all user-controllable input parameters. Organizations should also consider implementing web application firewalls and monitoring systems that can detect and prevent exploitation attempts targeting XSS vulnerabilities in their Zope environments. This vulnerability aligns with ATT&CK technique T1059.007 for script injection, emphasizing the need for comprehensive defensive measures including proper input sanitization, output encoding, and regular security updates to prevent exploitation of such persistent cross-site scripting flaws in web application frameworks.