CVE-2019-7835 : What You Need to Know

A use after free vulnerability has been discovered in earlier versions of Adobe Acrobat and Reader, potentially leading to arbitrary code execution.

Understanding CVE-2019-7835

What is CVE-2019-7835?

CVE-2019-7835 is a use after free vulnerability found in 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.

The Impact of CVE-2019-7835

If successfully exploited, this vulnerability could allow attackers to execute arbitrary code on affected systems.

Technical Details of CVE-2019-7835

Vulnerability Description

The vulnerability arises from a use after free issue in Adobe Acrobat and Reader.

Affected Systems and Versions

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

Exploitation Mechanism

The vulnerability could be exploited by an attacker to trigger the use after free condition and execute malicious code.

Mitigation and Prevention

Immediate Steps to Take

Update Adobe Acrobat and Reader to the latest patched versions.
Be cautious when opening PDF files from untrusted sources.
Implement security best practices to reduce the risk of exploitation.

Long-Term Security Practices

Regularly update software and apply security patches promptly.
Educate users on safe browsing habits and potential threats.

Patching and Updates

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