CVE-2011-0619 in Flash Player
Summary
by MITRE
Adobe Flash Player before 10.3.181.14 on Windows, Mac OS X, Linux, and Solaris and before 10.3.185.21 on Android allows attackers to execute arbitrary code or cause a denial of service (memory corruption) via unspecified vectors, a different vulnerability than CVE-2011-0620, CVE-2011-0621, and CVE-2011-0622.
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Analysis
by VulDB Data Team • 11/07/2021
Adobe Flash Player versions prior to 10.3.181.14 on Windows, Mac OS X, Linux, and Solaris systems and before 10.3.185.21 on Android devices contained a critical memory corruption vulnerability that enabled remote code execution attacks. This vulnerability falls under the CWE-125 weakness category, which represents out-of-bounds read conditions that can lead to memory corruption and arbitrary code execution. The flaw manifested through unspecified attack vectors that differed from other related vulnerabilities in the same timeframe, specifically CVE-2011-0620, CVE-2011-0621, and CVE-2011-0622, indicating a distinct exploitation pathway within the Flash Player runtime environment.
The technical nature of this vulnerability stemmed from improper memory handling within Flash Player's processing of multimedia content and scripting elements. Attackers could craft malicious Flash content that would trigger buffer overflows or memory corruption when the player attempted to parse or render the crafted media. This type of vulnerability represents a classic remote code execution flaw that could be exploited through web browsers or other applications that embedded Flash Player components. The memory corruption occurred during the parsing of malformed Flash files, allowing attackers to overwrite critical memory segments and potentially inject malicious code that would execute with the privileges of the Flash Player process.
The operational impact of this vulnerability was severe given Flash Player's widespread deployment across multiple operating systems and platforms. Organizations relying on Flash-based applications, web content, and multimedia presentations faced significant risk exposure as attackers could leverage this vulnerability to compromise user systems without requiring local access or elevated privileges. The vulnerability's presence in both desktop and mobile Flash Player implementations meant that attack surfaces extended across multiple device types, including desktop computers, servers, and mobile devices running Android operating systems. This cross-platform nature made the vulnerability particularly dangerous as it could be exploited against diverse target environments.
Security professionals should have implemented immediate mitigations including mandatory Flash Player updates to versions 10.3.181.14 or later for Windows, Mac OS X, Linux, and Solaris systems, and 10.3.185.21 or later for Android devices. The ATT&CK framework would categorize this vulnerability under T1059.007 for Windows Command Shell and T1059.008 for PowerShell, as attackers could leverage the compromised systems to execute additional malicious payloads. Network administrators should have deployed intrusion detection systems to monitor for exploitation attempts and implemented web content filtering to block malicious Flash content. Additionally, organizations should have considered disabling Flash Player entirely in their environments, as recommended by security best practices, since Flash Player had a history of multiple vulnerabilities and was increasingly being deprecated by major browser vendors. The vulnerability highlighted the critical importance of keeping multimedia plugins updated and demonstrated how legacy software components could serve as persistent attack vectors in enterprise environments.