CVE-2017-11255 : What You Need to Know

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 memory corruption vulnerability in the image conversion engine when processing TIFF color map data, potentially leading to arbitrary code execution.

Understanding CVE-2017-11255

In prior versions of Adobe Acrobat Reader, a critical vulnerability exists in the image conversion engine that could be exploited to corrupt memory and execute arbitrary code.

What is CVE-2017-11255?

This CVE refers to a memory corruption vulnerability in 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, allowing attackers to potentially execute arbitrary code.

The Impact of CVE-2017-11255

The exploitation of this vulnerability could result in arbitrary code execution, posing a significant security risk to systems running the affected versions of Adobe Acrobat Reader.

Technical Details of CVE-2017-11255

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 susceptible to a critical memory corruption flaw.

Vulnerability Description

The vulnerability is related to the processing of TIFF color map data within the image conversion engine, allowing attackers to corrupt memory and potentially execute arbitrary code.

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 manipulating TIFF color map data, leading to memory corruption and the execution of arbitrary code.

Mitigation and Prevention

It is crucial to take immediate steps to address and prevent the exploitation of CVE-2017-11255.

Immediate Steps to Take

Update Adobe Acrobat Reader to the latest version to patch the vulnerability.
Exercise caution when opening files from untrusted sources.
Implement security best practices to mitigate potential risks.

Long-Term Security Practices

Regularly update software and applications to ensure the latest security patches are in place.
Conduct security training for users to recognize and avoid potential threats.

Patching and Updates

Adobe has released security updates to address this vulnerability. Ensure that all systems running affected versions of Adobe Acrobat Reader are promptly updated.