CVE-2017-2939 : Exploit Details and Defense Strategies

Adobe Acrobat Reader versions 15.020.20042 and earlier, 15.006.30244 and earlier, 11.0.18 and earlier have a memory corruption vulnerability that could lead to arbitrary code execution.

Understanding CVE-2017-2939

A memory corruption vulnerability in Adobe Acrobat Reader versions that could allow attackers to execute arbitrary code.

What is CVE-2017-2939?

This CVE identifies a memory corruption vulnerability in Adobe Acrobat Reader versions 15.020.20042 and earlier, 15.006.30244 and earlier, 11.0.18 and earlier. The vulnerability arises during the processing of a malformed cross-reference table.

The Impact of CVE-2017-2939

If successfully exploited, this vulnerability could result in the execution of arbitrary code on the affected system, potentially leading to a complete compromise of the system.

Technical Details of CVE-2017-2939

Adobe Acrobat Reader vulnerability details.

Vulnerability Description

The vulnerability is a memory corruption issue that occurs when processing a malformed cross-reference table in Adobe Acrobat Reader.

Affected Systems and Versions

Adobe Acrobat Reader 15.020.20042 and earlier
Adobe Acrobat Reader 15.006.30244 and earlier
Adobe Acrobat Reader 11.0.18 and earlier

Exploitation Mechanism

Attackers can exploit this vulnerability by crafting a specially designed PDF file and tricking a user into opening it, leading to the execution of malicious code.

Mitigation and Prevention

Ways to address and prevent CVE-2017-2939.

Immediate Steps to Take

Update Adobe Acrobat Reader to the latest version to patch the vulnerability.
Be cautious when opening PDF files from untrusted or unknown sources.
Implement security awareness training to educate users about the risks associated with opening unknown files.

Long-Term Security Practices

Regularly update software and applications to ensure the latest security patches are applied.
Use reputable antivirus software to detect and block malicious files.

Patching and Updates

Adobe has released security updates to address this vulnerability. Ensure that your Adobe Acrobat Reader is updated to the latest version to mitigate the risk of exploitation.