CVE-2011-2116 in Shockwave Player
Summary
by MITRE
IML32.dll in Adobe Shockwave Player before 11.6.0.626 allows attackers to execute arbitrary code or cause a denial of service (memory corruption) via unspecified vectors, a different vulnerability than CVE-2011-2111 and CVE-2011-2115.
If you want to get best quality of vulnerability data, you may have to visit VulDB.
Analysis
by VulDB Data Team • 11/13/2021
Adobe Shockwave Player version 11.6.0.626 and earlier contains a critical memory corruption vulnerability in the IML32.dll component that enables remote code execution or denial of service attacks. This vulnerability represents a distinct security flaw from the related CVE-2011-2111 and CVE-2011-2115 vulnerabilities, indicating separate code paths and exploitation mechanisms. The vulnerability stems from improper memory handling within the IML32.dll library, which processes Shockwave media content and interacts with various multimedia elements. Attackers can leverage this flaw by crafting malicious Shockwave content or web pages that trigger the vulnerable code path when the affected Shockwave Player component processes specific data structures. The memory corruption occurs during the processing of multimedia content, potentially leading to arbitrary code execution with the privileges of the user running the affected software. This vulnerability aligns with CWE-125, which describes out-of-bounds read conditions, and CWE-787, which covers out-of-bounds write conditions, both of which are common in memory corruption vulnerabilities. From an operational perspective, this vulnerability poses significant risk to organizations as Shockwave Player was widely deployed across enterprise environments and consumer systems, making it an attractive target for exploit development. The vulnerability's impact extends beyond simple denial of service, as successful exploitation could allow attackers to execute malicious code on vulnerable systems, potentially leading to full system compromise. Attackers may leverage this vulnerability through drive-by download scenarios or by hosting malicious Shockwave content on compromised websites, taking advantage of the widespread use of Shockwave Player across various platforms and applications. Organizations should prioritize patching this vulnerability as part of their remediation strategy, particularly given the potential for remote code execution. The ATT&CK framework categorizes this vulnerability under T1203, which covers Exploitation for Client Execution, as it enables attackers to execute arbitrary code through compromised client applications. Given the nature of the vulnerability, organizations should also implement network segmentation and web filtering controls to prevent access to potentially malicious content, while also monitoring for exploitation attempts through network traffic analysis. The vulnerability demonstrates the importance of keeping multimedia plugins updated and highlights the risks associated with legacy software components that may not receive ongoing security support.