CVE-2017-12640 : What You Need to Know

ImageMagick version 7.0.6-1 has a vulnerability related to an out-of-bounds read in the ReadOneMNGImage function.

Understanding CVE-2017-12640

This CVE entry describes a specific vulnerability in ImageMagick version 7.0.6-1.

What is CVE-2017-12640?

The coders/png.c file in ImageMagick version 7.0.6-1 contains a vulnerability related to an out-of-bounds read in the ReadOneMNGImage function.

The Impact of CVE-2017-12640

This vulnerability could potentially allow an attacker to execute arbitrary code or cause a denial of service by exploiting the out-of-bounds read issue.

Technical Details of CVE-2017-12640

ImageMagick version 7.0.6-1 is affected by this vulnerability.

Vulnerability Description

The vulnerability is related to an out-of-bounds read in the ReadOneMNGImage function within the coders/png.c file.

Affected Systems and Versions

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

Exploitation Mechanism

Attackers can exploit this vulnerability by crafting a malicious MNG image file to trigger the out-of-bounds read.

Mitigation and Prevention

It is crucial to take immediate steps to address and prevent exploitation of this vulnerability.

Immediate Steps to Take

Update ImageMagick to a patched version that addresses the out-of-bounds read vulnerability.
Consider implementing proper input validation mechanisms to prevent malicious image files from being processed.

Long-Term Security Practices

Regularly update software and apply security patches to mitigate known vulnerabilities.
Conduct security assessments and audits to identify and address potential weaknesses in software components.

Patching and Updates

Ensure that ImageMagick is regularly updated to the latest version to patch known vulnerabilities and enhance overall system security.