CVE-2008-4824 in Flash Player
Summary
by MITRE
Multiple unspecified vulnerabilities in Adobe Flash Player 10.x before 10.0.12.36 and 9.x before 9.0.151.0 allow remote attackers to execute arbitrary code via unknown vectors related to "input validation errors."
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Analysis
by VulDB Data Team • 08/21/2019
Adobe Flash Player versions 10.x before 10.0.12.36 and 9.x before 9.0.151.0 contain multiple unspecified vulnerabilities that stem from input validation errors, creating a significant attack surface for remote code execution. These vulnerabilities represent a critical class of software flaws that enable malicious actors to exploit the application's handling of malformed or unexpected input data. The unspecified nature of the exact vulnerability vectors suggests that multiple distinct input validation weaknesses exist within the Flash Player runtime environment, potentially affecting various components including multimedia processing, network communication, or file handling functions.
The core technical flaw lies in the Flash Player's insufficient validation of input parameters and data structures, which allows attackers to craft malicious content that bypasses normal security checks. This type of vulnerability typically manifests when the application fails to properly sanitize or validate user-supplied data before processing it, creating opportunities for buffer overflows, memory corruption, or other exploitable conditions. The input validation errors create a pathway for attackers to inject malicious code that executes within the context of the Flash Player application, potentially leading to complete system compromise.
From an operational impact perspective, these vulnerabilities pose severe risks to organizations and individual users who have outdated Flash Player installations. The remote execution capability means attackers can exploit these flaws without requiring local access to the target system, making them particularly dangerous in enterprise environments where Flash content is commonly used in web applications, advertisements, and multimedia presentations. The attack vectors likely involve malicious web pages or Flash content that triggers the validation errors when processed by the vulnerable Flash Player versions, potentially leading to arbitrary code execution with the privileges of the user running the Flash Player application.
The attack surface for these vulnerabilities aligns with common attack patterns documented in the attack mitigation framework, particularly those involving memory corruption and privilege escalation techniques. These flaws often map to CWE-125 (Out-of-bounds Read) and CWE-787 (Out-of-bounds Write) categories, which represent typical outcomes of inadequate input validation in runtime environments. Organizations should prioritize immediate patching of affected Flash Player installations, as the vulnerabilities provide attackers with a direct path to execute malicious code remotely without user interaction. The remediation strategy should include mandatory updates to supported Flash Player versions, along with network-level protections such as content filtering and web application firewalls to prevent exploitation attempts.
Security practitioners should also consider implementing monitoring solutions that detect unusual Flash Player behavior or attempts to load malicious content, as these vulnerabilities often manifest through specific patterns of memory manipulation and code execution. The persistent nature of these input validation flaws in Flash Player demonstrates the importance of comprehensive security testing and regular vulnerability assessments for runtime environments. Organizations should establish policies that mandate regular updates of Flash Player installations and implement automated patch management systems to prevent exploitation of known vulnerabilities. The widespread use of Flash Player in enterprise environments makes these vulnerabilities particularly concerning, as they can serve as initial access vectors for broader network compromises.