CVE-2014-0504 in Flash Player
Summary
by MITRE
Adobe Flash Player before 11.7.700.272 and 11.8.x through 12.0.x before 12.0.0.77 on Windows and OS X, and before 11.2.202.346 on Linux, allows attackers to read the clipboard via unspecified vectors.
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Analysis
by VulDB Data Team • 05/07/2026
Adobe Flash Player contains a critical information disclosure vulnerability that affects multiple versions across different operating systems. This vulnerability exists in Flash Player versions prior to 11.7.700.272 for Windows and OS X, and before 11.2.202.346 for Linux, as well as various 11.8.x and 12.0.x versions on Windows and OS X. The flaw allows remote attackers to access clipboard contents without proper authorization, potentially exposing sensitive data that users have copied to their clipboard. This vulnerability represents a significant security risk as it bypasses normal access controls and can be exploited through unspecified attack vectors that may include malicious web content or compromised websites. The technical nature of this flaw falls under CWE-200, which specifically addresses information exposure, and aligns with ATT&CK technique T1555.001 for credentials from password stores, though in this case it involves clipboard data rather than traditional credentials.
The operational impact of this vulnerability extends beyond simple information disclosure, as clipboard contents often contain sensitive information such as passwords, personal identification numbers, financial data, and confidential communications. Attackers could leverage this vulnerability to harvest credentials from users who have copied login information or sensitive data to their clipboard, creating a significant risk for enterprise environments where users frequently handle confidential information. The cross-platform nature of this vulnerability affects multiple operating systems including Windows, OS X, and Linux, making it a widespread concern for organizations that deploy Flash Player across their computing infrastructure. The vulnerability's exploitation potential increases when Flash Player is used in web browsers, as users may unknowingly visit compromised websites that trigger the exploit without requiring user interaction beyond normal browsing activities.
Organizations should prioritize immediate remediation by updating all affected Flash Player installations to the latest secure versions, specifically targeting the patches released by Adobe for versions 11.7.700.272, 11.8.x, 12.0.x, and the Linux-specific 11.2.202.346 releases. System administrators should implement comprehensive patch management procedures to ensure all endpoints are updated and monitor for any exploitation attempts through network intrusion detection systems. Additional mitigations include disabling Flash Player in web browsers where possible, implementing browser security policies that restrict clipboard access permissions, and educating users about the risks of visiting untrusted websites. The vulnerability demonstrates the importance of maintaining current security patches and highlights the risks associated with deprecated software components that continue to be used in enterprise environments despite known security weaknesses. This particular vulnerability serves as a reminder of the critical need for regular security assessments and the implementation of defense-in-depth strategies that protect against multiple attack vectors while maintaining operational functionality.