CVE-2019-7764 : Exploit Details and Defense Strategies

A vulnerability related to the use of after free function has been identified in several versions of Adobe Acrobat and Reader. If successfully exploited, it could lead to the execution of arbitrary code.

Understanding CVE-2019-7764

This CVE affects Adobe Acrobat and Reader versions 2019.010.20100 and earlier, 2019.010.20099 and earlier, 2017.011.30140 and earlier, 2017.011.30138 and earlier, 2015.006.30495 and earlier, and 2015.006.30493 and earlier.

What is CVE-2019-7764?

The vulnerability in Adobe Acrobat and Reader versions allows for the execution of arbitrary code due to a use after free issue.

The Impact of CVE-2019-7764

If exploited, this vulnerability could result in the execution of arbitrary code on the affected systems.

Technical Details of CVE-2019-7764

Adobe Acrobat and Reader versions 2019.010.20100 and earlier, 2019.010.20099 and earlier, 2017.011.30140 and earlier, 2017.011.30138 and earlier, 2015.006.30495 and earlier, and 2015.006.30493 and earlier are affected by this vulnerability.

Vulnerability Description

The vulnerability arises from a use after free function, potentially allowing attackers to execute arbitrary code.

Affected Systems and Versions

Adobe Acrobat and Reader 2019.010.20100 and earlier
Adobe Acrobat and Reader 2019.010.20099 and earlier
Adobe Acrobat and Reader 2017.011.30140 and earlier
Adobe Acrobat and Reader 2017.011.30138 and earlier
Adobe Acrobat and Reader 2015.006.30495 and earlier
Adobe Acrobat and Reader 2015.006.30493 and earlier

Exploitation Mechanism

The vulnerability can be exploited by manipulating the after free function to execute malicious code.

Mitigation and Prevention

Immediate Steps to Take:

Update Adobe Acrobat and Reader to the latest patched versions.
Exercise caution when opening PDF files from untrusted sources. Long-Term Security Practices:
Regularly update software to patch known vulnerabilities.
Implement security best practices to prevent exploitation.
Consider using alternative PDF readers if necessary.

Patching and Updates

Ensure that Adobe Acrobat and Reader are regularly updated to the latest versions to mitigate the risk of exploitation.