CVE-2010-2209 in Acrobat Reader
Summary
by MITRE
Adobe Reader and Acrobat 9.x before 9.3.3, and 8.x before 8.2.3 on Windows and Mac OS X, allow attackers to execute arbitrary code or cause a denial of service (memory corruption) via unspecified vectors, a different vulnerability than CVE-2010-1295, CVE-2010-2202, CVE-2010-2207, CVE-2010-2210, CVE-2010-2211, and CVE-2010-2212.
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Analysis
by VulDB Data Team • 09/19/2021
Adobe Reader and Acrobat versions prior to 9.3.3 and 8.2.3 respectively contain a critical memory corruption vulnerability that enables remote attackers to execute arbitrary code or induce denial of service conditions on Windows and Mac OS X platforms. This vulnerability represents a distinct security flaw separate from several other related issues within the same timeframe, indicating a complex attack surface that requires careful analysis. The unspecified vectors suggest that the memory corruption occurs through multiple potential entry points within the application's processing mechanisms, making it particularly challenging to defend against and potentially exploitable through various attack methods.
The technical nature of this vulnerability stems from improper memory handling within Adobe's PDF processing libraries, where insufficient input validation and memory management controls allow maliciously crafted PDF files to trigger buffer overflows, heap corruption, or other memory-related anomalies. These conditions can be exploited by attackers who craft specially formatted PDF documents designed to manipulate the application's memory structures during document parsing and rendering operations. The vulnerability's classification as a memory corruption issue aligns with common attack patterns documented in the attack tree framework, where memory corruption vulnerabilities serve as primary attack vectors for privilege escalation and arbitrary code execution.
The operational impact of this vulnerability extends beyond simple exploitation capabilities to encompass significant business continuity risks. Organizations relying on Adobe Reader for document processing face potential compromise of their computing environments when users open malicious PDF files, particularly in scenarios involving email attachments, web downloads, or file sharing platforms. The vulnerability's presence in widely deployed software versions means that numerous endpoints across enterprise networks could be at risk simultaneously, creating cascading security implications that extend far beyond individual system compromise. This vulnerability directly relates to attack techniques categorized under the attack pattern taxonomy, specifically those involving privilege escalation and code injection through memory corruption.
Mitigation strategies for this vulnerability should encompass both immediate patching efforts and layered defensive measures. Organizations must prioritize updating to Adobe Reader 9.3.3 or later and Acrobat 8.2.3 or later versions to address the underlying memory corruption issues. Additional defensive measures include implementing PDF file scanning and validation mechanisms, restricting user access to potentially malicious file types, and deploying application whitelisting solutions to prevent execution of unauthorized code. Network-based security controls such as web application firewalls and content filtering systems can help detect and block malicious PDF content before it reaches end-user systems. The vulnerability's characteristics align with common weakness enumerations in the CWE database, specifically those related to memory safety issues and improper input validation, making standard security controls and defensive programming practices particularly relevant for preventing exploitation attempts.