CVE-2009-0484 in Bugzilla
Summary
by MITRE
Cross-site request forgery (CSRF) vulnerability in Bugzilla 3.0 before 3.0.7, 3.2 before 3.2.1, and 3.3 before 3.3.2 allows remote attackers to delete shared or saved searches via a link or IMG tag to buglist.cgi.
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Analysis
by VulDB Data Team • 08/31/2019
The CVE-2009-0484 vulnerability represents a critical cross-site request forgery flaw in the Bugzilla bug tracking system that affected multiple version ranges including 3.0.x before 3.0.7, 3.2.x before 3.2.1, and 3.3.x before 3.3.2. This vulnerability operates under the Common Weakness Enumeration category CWE-352, which specifically addresses cross-site request forgery conditions where attackers can trick authenticated users into executing unintended actions. The flaw manifests in the buglist.cgi script which handles search functionality within the Bugzilla platform, creating a dangerous scenario where malicious actors can exploit the lack of proper authentication verification mechanisms.
The technical implementation of this vulnerability leverages the fundamental weakness in how Bugzilla processes requests from authenticated users. When a user accesses the buglist.cgi script with specific parameters, the system fails to validate that the request originates from the legitimate user interface rather than from an external malicious source. Attackers can construct malicious links or embed image tags that, when clicked or loaded by an authenticated user, automatically trigger deletion commands for shared or saved searches. This occurs because the application does not implement proper anti-CSRF tokens or referer validation checks that would normally ensure requests come from trusted sources within the same domain.
The operational impact of this vulnerability extends beyond simple data loss, as it enables attackers to manipulate user search configurations and potentially disrupt workflow processes within development teams that rely on saved searches. When shared searches are deleted, team members lose access to important query configurations that may contain critical filtering criteria for bug tracking. The vulnerability particularly affects collaborative environments where multiple developers depend on organized search parameters to manage their bug tracking activities. Furthermore, this flaw can serve as a stepping stone for more sophisticated attacks, as the ability to manipulate user-specific data within a bug tracking system can provide attackers with insights into project structure and development processes.
Organizations utilizing affected Bugzilla versions face significant security implications, as this vulnerability allows remote exploitation without requiring authentication credentials for the target system itself. The attack vector through simple HTML links or image tags means that even users with minimal technical knowledge can execute these attacks, making the vulnerability particularly dangerous in environments where users may encounter malicious content in emails or web pages. The vulnerability aligns with ATT&CK technique T1531 for Account Access Removal, as it enables unauthorized deletion of user-specific configuration data. Security teams should prioritize immediate patching of affected systems, as the vulnerability has existed for many years and represents a well-known attack pattern that has been documented in various security advisories and penetration testing scenarios.