CVE-2017-11537 : Vulnerability Insights and Analysis

ImageMagick version 7.0.6-1 is susceptible to a Floating Point Exception (FPE) when processing manipulated files in the convert function. The vulnerability lies in the WritePALMImage() function in the coders/palm.c file due to inaccurate bits-per-pixel calculation.

Understanding CVE-2017-11537

This CVE involves a specific vulnerability in ImageMagick version 7.0.6-1 that can lead to a Floating Point Exception during file processing.

What is CVE-2017-11537?

ImageMagick 7.0.6-1 may trigger a Floating Point Exception (FPE) in the WritePALMImage() function due to incorrect bits-per-pixel calculation when handling manipulated files.

The Impact of CVE-2017-11537

The vulnerability could potentially allow attackers to exploit the FPE issue in ImageMagick, leading to a denial of service or possibly arbitrary code execution.

Technical Details of CVE-2017-11537

ImageMagick version 7.0.6-1 vulnerability details.

Vulnerability Description

ImageMagick 7.0.6-1 processes manipulated files in the convert function, resulting in a Floating Point Exception in the WritePALMImage() function.

Affected Systems and Versions

Affected Version: 7.0.6-1
Product: ImageMagick
Vendor: N/A

Exploitation Mechanism

Attackers can exploit this vulnerability by crafting files to trigger the inaccurate bits-per-pixel calculation, leading to a Floating Point Exception.

Mitigation and Prevention

Protective measures against CVE-2017-11537.

Immediate Steps to Take

Update ImageMagick to a non-vulnerable version.
Implement proper input validation to prevent crafted file exploitation.

Long-Term Security Practices

Regularly update software and libraries to patch known vulnerabilities.
Monitor security mailing lists and advisories for updates on ImageMagick security issues.
Conduct security audits to identify and address potential vulnerabilities.

Patching and Updates

Apply patches provided by ImageMagick promptly to address the Floating Point Exception vulnerability.