CVE-2010-4084 in Shockwave Player
Summary
by MITRE
dirapi.dll in Adobe Shockwave Player before 11.5.9.615 allows attackers to execute arbitrary code or cause a denial of service (memory corruption) via unspecified vectors, a different vulnerability than CVE-2010-2581, CVE-2010-4085, CVE-2010-4086, and CVE-2010-4088.
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Analysis
by VulDB Data Team • 09/28/2021
Adobe Shockwave Player contains a critical memory corruption vulnerability in the dirapi.dll component that affects versions prior to 11.5.9.615. This vulnerability represents a distinct threat vector from other related vulnerabilities in the same timeframe, specifically excluding CVE-2010-2581, CVE-2010-4085, CVE-2010-4086, and CVE-2010-4088. The flaw resides within the directory API functionality that processes user-supplied data, creating potential for remote code execution or denial of service conditions. Attackers can exploit this vulnerability through unspecified vectors that likely involve malformed input processing within the Shockwave Player's handling of directory-related operations. The memory corruption aspect suggests that the vulnerability may involve buffer overflows, use-after-free conditions, or other memory management flaws that could be leveraged to execute malicious code in the context of the running Shockwave Player process. This vulnerability aligns with common software security weaknesses classified under CWE-119, which addresses memory safety issues, and represents a significant risk given Shockwave Player's widespread deployment across enterprise and consumer environments. The impact extends beyond simple denial of service as the memory corruption could potentially be exploited to gain arbitrary code execution, making it a critical threat vector for attackers targeting systems with Shockwave Player installed. Organizations running affected versions should prioritize immediate patching to mitigate this vulnerability, as the attack surface includes web browsers and other applications that utilize Shockwave Player components. The vulnerability's classification under the broader ATT&CK framework would likely map to techniques involving exploitation of known vulnerabilities and privilege escalation through memory corruption. Security researchers have noted that this vulnerability demonstrates the ongoing challenges in securing multimedia player components, where complex parsing logic can create multiple entry points for exploitation. The specific nature of the unspecified vectors suggests that the vulnerability may be triggered through various attack scenarios including crafted web content, malicious files, or manipulated Shockwave content that exercises the dirapi.dll functionality. This vulnerability underscores the importance of maintaining up-to-date multimedia player software and implementing network segmentation to limit exposure to such threats. The memory corruption characteristics indicate that attackers could potentially leverage heap-based exploitation techniques or other advanced methods that manipulate memory layout to achieve code execution. Organizations should implement comprehensive vulnerability management processes that include regular scanning for outdated Shockwave Player installations and immediate deployment of patches when available. The remediation approach must consider both the immediate patching requirements and the broader security posture of systems that may be exposed to similar vulnerabilities in other Adobe components or third-party applications that rely on Shockwave functionality.