CVE-2017-11534 : Exploit Details and Defense Strategies

ImageMagick 7.0.6-1 in the "convert" function may lead to a Memory Leak in the "lite_font_map()" function in "coders/wmf.c".

Understanding CVE-2017-11534

ImageMagick vulnerability causing a Memory Leak.

What is CVE-2017-11534?

When processing a specially designed file, ImageMagick 7.0.6-1 in the "convert" function can trigger a Memory Leak in the "lite_font_map()" function.

The Impact of CVE-2017-11534

The vulnerability could potentially be exploited to cause a Memory Leak, impacting system performance and stability.

Technical Details of CVE-2017-11534

ImageMagick Memory Leak vulnerability details.

Vulnerability Description

The flaw in ImageMagick 7.0.6-1 can result in a Memory Leak in the "lite_font_map()" function within "coders/wmf.c" when processing specific files.

Affected Systems and Versions

Affected Version: ImageMagick 7.0.6-1

Exploitation Mechanism

The vulnerability is triggered during the processing of specially crafted files, potentially leading to a Memory Leak.

Mitigation and Prevention

Protecting systems from CVE-2017-11534.

Immediate Steps to Take

Update ImageMagick to a non-vulnerable version.
Avoid processing untrusted or suspicious files.

Long-Term Security Practices

Regularly update software and apply security patches.
Implement file input validation to prevent malicious file execution.

Patching and Updates

Ensure ImageMagick is updated to a secure version to mitigate the Memory Leak vulnerability.