CVE-2010-2205 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, access uninitialized memory, which allows attackers to execute arbitrary code via unspecified vectors.
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Analysis
by VulDB Data Team • 09/18/2021
Adobe Reader and Acrobat versions prior to 9.3.3 and 8.2.3 respectively contain a critical memory safety vulnerability that stems from improper handling of uninitialized memory regions within the software's processing pipelines. This flaw exists in both Windows and Mac OS X operating systems, creating a persistent security risk across multiple platform environments. The vulnerability allows malicious actors to manipulate the application's memory management functions and potentially execute arbitrary code on affected systems.
The technical root cause of this vulnerability lies in the software's failure to properly initialize memory segments before accessing them during document processing operations. When Adobe Reader or Acrobat encounters certain malformed or specially crafted PDF files, the application attempts to access memory locations that have not been properly allocated or cleared, creating opportunities for attackers to inject and execute malicious code. This memory access pattern aligns with common exploit techniques described in the CWE-457 category for use of uninitialized variables and improper memory handling.
The operational impact of this vulnerability extends beyond simple code execution, as it provides attackers with a potential foothold for more sophisticated attacks within compromised systems. An attacker who successfully exploits this vulnerability could gain complete control over the affected system, potentially leading to data theft, privilege escalation, or deployment of additional malware. The vulnerability's presence in widely used document processing software makes it particularly dangerous in enterprise environments where PDF files are frequently exchanged and processed. This exploit vector represents a significant concern for the ATT&CK framework's execution techniques, as it enables adversaries to establish persistent access through legitimate software channels.
Organizations should prioritize immediate remediation by updating to Adobe Reader and Acrobat versions 9.3.3 or 8.2.3, which contain patches addressing the uninitialized memory access issue. Additional mitigations include implementing strict document filtering policies, disabling PDF processing in web browsers where possible, and deploying network-based intrusion detection systems to monitor for exploitation attempts. Security teams should also consider implementing sandboxing solutions to isolate PDF processing operations and reduce the potential impact of successful exploitation attempts. The vulnerability demonstrates the critical importance of proper memory management practices in software development and the necessity of regular security updates to protect against known exploits.