CVE-2012-5270 in Flash Player
Summary
by MITRE
Adobe Flash Player before 10.3.183.29 and 11.x before 11.4.402.287 on Windows and Mac OS X, before 10.3.183.29 and 11.x before 11.2.202.243 on Linux, before 11.1.111.19 on Android 2.x and 3.x, and before 11.1.115.20 on Android 4.x; Adobe AIR before 3.4.0.2710; and Adobe AIR SDK before 3.4.0.2710 allow attackers to execute arbitrary code or cause a denial of service (memory corruption) via unspecified vectors, a different vulnerability than other Flash Player memory corruption CVEs listed in APSB12-22.
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Analysis
by VulDB Data Team • 12/29/2024
Adobe Flash Player versions prior to specific patched releases across multiple operating systems contained a critical memory corruption vulnerability that could be exploited to achieve arbitrary code execution or cause denial of service conditions. This vulnerability manifested in various platforms including Windows and Mac OS X where versions before 10.3.183.29 and 11.x before 11.4.402.287 were affected, while Linux systems required versions before 10.3.183.29 and 11.x before 11.2.202.243 to be vulnerable. Mobile platforms showed similar exposure patterns with Android 2.x and 3.x systems needing versions before 11.1.111.19 and Android 4.x requiring fixes before 11.1.115.20. The vulnerability also extended to Adobe AIR runtime environments with affected versions before 3.4.0.2710 and corresponding Adobe AIR SDK versions. This particular memory corruption flaw represented a distinct vulnerability from other Flash Player memory corruption issues documented in Adobe's security bulletin APSB12-22, indicating a separate code path or implementation issue that required specific mitigation approaches. The technical nature of this vulnerability allowed attackers to manipulate memory structures in ways that could lead to complete system compromise or service disruption. From a cybersecurity perspective, this vulnerability aligned with common attack patterns documented in the ATT&CK framework under code injection and memory corruption techniques, where adversaries exploit software flaws to execute malicious code. The CWE (Common Weakness Enumeration) classification for such memory corruption issues typically falls under weakness categories related to improper handling of memory resources and buffer overflows. The impact of this vulnerability was significant given Flash Player's widespread deployment across enterprise and consumer environments, making it a prime target for exploitation. Organizations running affected versions faced potential compromise risks that could result in data breaches, system takeovers, or persistent backdoor installations. The vulnerability's exploitation required sophisticated attack vectors that could leverage the Flash Player's rich media processing capabilities to manipulate memory layouts. Security researchers noted that the memory corruption occurred through unspecified vectors, suggesting potential weaknesses in Flash Player's parsing or rendering functions that handled multimedia content. The affected platforms created a broad attack surface since Flash Player was commonly used across desktop and mobile environments, with the vulnerability present in both traditional operating systems and mobile platforms. Network-based attacks could leverage this vulnerability through malicious web content, exploiting the fact that Flash Player was often enabled by default in web browsers. The security implications extended beyond simple code execution to include potential privilege escalation scenarios where attackers could gain elevated system access. Organizations needed to implement immediate patch management strategies since the vulnerability affected multiple product lines and platforms, requiring coordinated remediation efforts across different operating system environments.
The vulnerability's classification as a memory corruption issue indicates that it likely involved improper memory management or buffer handling within Flash Player's core libraries. This type of flaw typically occurs when applications fail to properly validate or limit memory access during processing of multimedia content, particularly in areas that handle complex data structures or variable-length inputs. The fact that this vulnerability was distinct from other Flash Player memory corruption CVEs in APSB12-22 suggests that it involved different code paths or processing functions within the Flash Player runtime environment. From an operational security standpoint, this vulnerability demonstrated the persistent challenges in securing rich media frameworks that handle complex binary data streams and dynamic content execution. The attack surface was particularly concerning because Flash Player was often enabled in web browsers by default, making exploitation relatively straightforward for attackers who could simply craft malicious web pages. The vulnerability's presence across multiple platforms including Windows, Mac OS X, Linux, and various Android versions indicated that the underlying memory corruption issue was present in shared code bases or common libraries used across the Flash Player ecosystem. Security professionals needed to understand that exploitation of this vulnerability could occur through various vectors including malicious websites, email attachments, or even offline content that would be processed when opened within a Flash-enabled environment. The memory corruption aspect meant that attackers could potentially overwrite critical memory structures or function pointers, leading to unpredictable behavior or complete system compromise. Organizations had to consider that this vulnerability could be exploited in targeted attacks against specific systems or in broader campaigns where attackers leveraged the widespread presence of vulnerable Flash Player installations to achieve their objectives. The remediation approach required careful coordination between different product lines and platforms, as patches needed to address the specific memory corruption patterns found in each affected version. The vulnerability's impact extended to enterprise environments where Flash Player was commonly used for business applications, training materials, and internal web portals, making the attack surface even broader. Security teams needed to implement comprehensive monitoring and detection capabilities to identify potential exploitation attempts, particularly in environments where Flash Player was actively used and where network traffic could be analyzed for malicious content patterns. The vulnerability's classification as a memory corruption issue also meant that traditional antivirus solutions might not detect exploitation attempts, requiring more sophisticated behavioral analysis and network monitoring approaches to identify compromised systems.