CVE-2017-3113 : Security Advisory and Response

Adobe Acrobat Reader versions 2017.009.20058 and earlier, 2017.008.30051 and earlier, 2015.006.30306 and earlier, and 11.0.20 and earlier are affected by a critical vulnerability in the JavaScript engine that could allow arbitrary code execution.

Understanding CVE-2017-3113

A vulnerability in Adobe Acrobat Reader that could lead to arbitrary code execution.

What is CVE-2017-3113?

This CVE identifies a use after free vulnerability in the JavaScript engine of Adobe Acrobat Reader versions mentioned above. Exploiting this flaw involves creating large strings.

The Impact of CVE-2017-3113

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

Technical Details of CVE-2017-3113

Details about the vulnerability in Adobe Acrobat Reader.

Vulnerability Description

The vulnerability allows attackers to execute arbitrary code by manipulating the JavaScript engine through the creation of large strings.

Affected Systems and Versions

Adobe Acrobat Reader 2017.009.20058 and earlier
Adobe Acrobat Reader 2017.008.30051 and earlier
Adobe Acrobat Reader 2015.006.30306 and earlier
Adobe Acrobat Reader 11.0.20 and earlier

Exploitation Mechanism

The vulnerability can be exploited by creating and manipulating large strings in the JavaScript engine, leading to a use after free condition and potential code execution.

Mitigation and Prevention

Steps to mitigate and prevent the exploitation of CVE-2017-3113.

Immediate Steps to Take

Update Adobe Acrobat Reader to the latest version to patch the vulnerability.
Be cautious when opening PDF files from untrusted sources.

Long-Term Security Practices

Regularly update software and applications to ensure the latest security patches are applied.
Implement strong security measures such as firewalls and antivirus programs.

Patching and Updates

Adobe has released patches to address this vulnerability. Ensure you apply the latest updates to Adobe Acrobat Reader to protect against potential exploits.