CVE-2019-7817 : Vulnerability Insights and Analysis

A vulnerability has been identified in various versions of Adobe Acrobat and Reader that could allow an attacker to execute arbitrary code due to a use-after-free situation.

Understanding CVE-2019-7817

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-2019-7817?

CVE-2019-7817 is a use-after-free vulnerability found in various versions of Adobe Acrobat and Reader. Exploitation of this vulnerability could result in the execution of arbitrary code by an attacker.

The Impact of CVE-2019-7817

The vulnerability in Adobe Acrobat and Reader versions mentioned could lead to arbitrary code execution, posing a significant security risk to users and organizations.

Technical Details of CVE-2019-7817

This section provides more technical insights into the vulnerability.

Vulnerability Description

The use-after-free vulnerability in Adobe Acrobat and Reader versions allows attackers to execute arbitrary code by taking advantage of the memory corruption issue.

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 arises from a use-after-free situation, where an attacker can manipulate memory pointers to execute malicious code.

Mitigation and Prevention

Protecting systems from CVE-2019-7817 requires immediate actions and long-term security practices.

Immediate Steps to Take

Update Adobe Acrobat and Reader to the latest patched versions.
Consider disabling JavaScript in Adobe Acrobat and Reader as a temporary mitigation.
Exercise caution when opening PDF files from untrusted sources.

Long-Term Security Practices

Regularly update software and apply security patches promptly.
Implement robust security measures such as endpoint protection and network monitoring.

Patching and Updates

Adobe has released patches to address the vulnerability in affected versions. Ensure all systems are updated with the latest security fixes.