CVE-2011-0568 in Acrobat Reader
Summary
by MITRE
Unspecified vulnerability in Adobe Reader and Acrobat 10.x before 10.0.1, 9.x before 9.4.2, and 8.x before 8.2.6 on Mac OS X allows attackers to cause a denial of service or possibly execute arbitrary code via unknown vectors.
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Analysis
by VulDB Data Team • 10/16/2021
Adobe Reader and Acrobat versions prior to 10.0.1, 9.4.2, and 8.2.6 on Mac OS X contained an unspecified vulnerability that presented significant security risks to users. This vulnerability existed across multiple product versions and operating system platforms, indicating a systemic issue within the software architecture. The unspecified nature of the vulnerability vectors suggests that attackers could potentially exploit various code paths within the application to achieve their malicious objectives.
The technical flaw manifested in a way that allowed attackers to either cause a denial of service condition or potentially execute arbitrary code on affected systems. This dual nature of the vulnerability represents a critical security weakness that could be leveraged for both disruptive and exploitative purposes. The vulnerability was specifically present in the Mac OS X implementations of Adobe Reader and Acrobat, making macOS users particularly susceptible to these attacks. The issue affected multiple version streams simultaneously, suggesting that the root cause was likely in core components shared across different product versions rather than being isolated to specific patches or features.
From an operational impact perspective, this vulnerability created serious risks for organizations and individuals who relied on Adobe Reader and Acrobat for document processing. A successful exploitation could result in complete system compromise, allowing attackers to execute malicious code with the privileges of the affected application. The denial of service aspect meant that legitimate users could experience interruptions in their document processing capabilities, potentially leading to productivity losses and operational disruptions. The potential for arbitrary code execution elevated this vulnerability to a critical threat level, as it could enable attackers to establish persistent access, escalate privileges, or deploy additional malicious payloads.
The vulnerability aligns with common attack patterns documented in the ATT&CK framework, particularly in the execution and privilege escalation domains. Attackers could potentially leverage this vulnerability to achieve code execution through malicious PDF files, which would represent a common attack vector in targeted campaigns. From a CWE perspective, this vulnerability likely relates to weaknesses in input validation, memory management, or code execution controls that are typically classified under categories such as CWE-119, CWE-787, or similar memory corruption issues. Organizations should have implemented immediate mitigations including applying the vendor patches, restricting PDF file handling, and monitoring for suspicious document access patterns. The vulnerability also highlights the importance of timely patch management and the risks associated with using outdated software versions in enterprise environments.
The security implications extended beyond immediate exploitation capabilities to include long-term risks for affected systems. Organizations that failed to patch these vulnerabilities would remain exposed to potential attacks that could lead to data breaches, system compromise, or further lateral movement within networks. This vulnerability served as a reminder of the critical importance of maintaining up-to-date security software and the potential consequences of delaying patch deployment. The unspecified nature of the vulnerability vectors also indicates that attackers may have discovered multiple attack paths, making complete remediation challenging without comprehensive patching and security updates from Adobe.