CVE-2016-1106 in Flash Player
Summary
by MITRE
Unspecified vulnerability in Adobe Flash Player 21.0.0.213 and earlier, as used in the Adobe Flash libraries in Microsoft Internet Explorer 10 and 11 and Microsoft Edge, has unknown impact and attack vectors, a different vulnerability than other CVEs listed in MS16-064.
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Analysis
by VulDB Data Team • 12/18/2024
The vulnerability identified as CVE-2016-1106 represents a significant security flaw within Adobe Flash Player versions 21.0.0.213 and earlier, specifically affecting Microsoft Internet Explorer 10 and 11 as well as Microsoft Edge browsers. This issue falls under the category of unspecified vulnerability characteristics, meaning the exact technical mechanism remains undisclosed in the initial CVE description. The vulnerability's classification as distinct from other issues in MS16-064 indicates it operates through different attack vectors or exploitation methods compared to the broader Windows security update. The presence of this flaw in Flash Player libraries integrated into Microsoft browsers creates a substantial attack surface that could potentially be leveraged by malicious actors to compromise user systems.
The technical nature of this vulnerability stems from the integration of Adobe Flash Player components within Microsoft's browser environments, creating a complex attack scenario where malicious code could potentially exploit memory corruption or execution flaws within the Flash runtime environment. This particular vulnerability demonstrates the inherent risks associated with browser plugin integration and the challenges of maintaining security across multiple software layers. The unspecified impact and attack vectors suggest that the flaw could potentially lead to arbitrary code execution, privilege escalation, or information disclosure depending on how attackers might leverage the underlying weakness. The vulnerability's presence in both Internet Explorer 10 and 11, as well as Microsoft Edge, indicates a broad scope of potential exploitation across different browser architectures and rendering engines.
From an operational perspective, this vulnerability represents a critical threat to enterprise and individual users who rely on legacy browser environments that still support Flash Player. The integration of Flash Player libraries within Microsoft browsers means that users could be exposed to exploitation without necessarily being aware of the underlying Flash component that is being targeted. The unspecified nature of the impact creates additional challenges for security teams attempting to assess risk and implement appropriate mitigations, as they cannot definitively determine the potential attack surface or the specific methods that attackers might employ. This vulnerability type often requires comprehensive patch management strategies and may necessitate browser configuration changes to prevent exploitation, particularly in environments where legacy Flash content remains necessary for business operations.
Security mitigation strategies for CVE-2016-1106 should focus on immediate patch deployment for Adobe Flash Player, as well as browser-level security measures that restrict Flash content execution. Organizations should consider implementing browser security policies that disable Flash content by default and only enable it for trusted sites. The vulnerability's classification as distinct from other MS16-064 issues suggests that standard Windows security updates may not fully address this specific flaw, requiring additional vendor-specific patches. This situation aligns with common patterns identified in the CWE database where browser plugin vulnerabilities create unique exploitation vectors that differ from core operating system flaws, and may require specialized mitigations within the ATT&CK framework's browser exploitation techniques. Regular security assessments and network monitoring should be implemented to detect potential exploitation attempts, as the unspecified nature of the vulnerability makes traditional signature-based detection approaches less effective.