CVE-2017-11248 : 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 memory corruption vulnerability in the image conversion engine. This vulnerability could allow an attacker to execute arbitrary code.

Understanding CVE-2017-11248

Adobe Acrobat Reader is susceptible to a memory corruption issue that arises when processing Enhanced Metafile Format (EMF) data associated with pixel block transfer.

What is CVE-2017-11248?

The 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 allows for potential arbitrary code execution due to a memory corruption flaw.

The Impact of CVE-2017-11248

If exploited, this vulnerability could lead to arbitrary code execution, enabling an attacker to take control of the affected system.

Technical Details of CVE-2017-11248

Adobe Acrobat Reader's vulnerability involves the following technical aspects:

Vulnerability Description

The vulnerability is a memory corruption issue in the image conversion engine when processing EMF data related to pixel block transfer.

Affected Systems and Versions

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

Exploitation Mechanism

The vulnerability can be exploited by manipulating EMF data associated with pixel block transfer, leading to memory corruption and potential arbitrary code execution.

Mitigation and Prevention

To address CVE-2017-11248, consider the following mitigation strategies:

Immediate Steps to Take

Update Adobe Acrobat Reader to the latest version to patch the vulnerability.
Exercise caution when opening files from untrusted sources.

Long-Term Security Practices

Regularly update software and applications to ensure the latest security patches are in place.
Implement security best practices to prevent unauthorized access to systems.

Patching and Updates

Adobe has released security updates to address this vulnerability. Ensure that your Adobe Acrobat Reader is updated to the patched version.