CVE-2019-13303 : Security Advisory and Response

ImageMagick 7.0.8-50 Q16 has a vulnerability in the CompositeImage function that can lead to a heap-based buffer over-read.

Understanding CVE-2019-13303

This CVE involves a specific version of ImageMagick with a critical vulnerability.

What is CVE-2019-13303?

The version 7.0.8-50 Q16 of ImageMagick has a flaw in the CompositeImage function in MagickCore/composite.c, potentially allowing attackers to trigger a heap-based buffer over-read.

The Impact of CVE-2019-13303

This vulnerability could be exploited by malicious actors to read sensitive data from the affected system's memory, leading to a potential information disclosure.

Technical Details of CVE-2019-13303

ImageMagick 7.0.8-50 Q16 is susceptible to a heap-based buffer over-read due to the issue in the CompositeImage function.

Vulnerability Description

The vulnerability in the CompositeImage function in MagickCore/composite.c allows for a heap-based buffer over-read, posing a security risk.

Affected Systems and Versions

Product: ImageMagick
Version: 7.0.8-50 Q16

Exploitation Mechanism

Attackers can exploit this vulnerability to read beyond the allocated memory, potentially accessing sensitive information.

Mitigation and Prevention

It is crucial to take immediate action to mitigate the risks posed by CVE-2019-13303.

Immediate Steps to Take

Update ImageMagick to a patched version that addresses the vulnerability.
Monitor for any unusual activities on the system that could indicate exploitation.

Long-Term Security Practices

Regularly update software and apply security patches promptly.
Implement network segmentation and access controls to limit the impact of potential breaches.

Patching and Updates

Ensure that ImageMagick is kept up to date with the latest security patches to prevent exploitation of known vulnerabilities.