CVE-2018-6930 : What You Need to Know

ImageMagick 7.0.7-22 is affected by a stack-based buffer over-read vulnerability in the ComputeResizeImage function, potentially leading to a denial of service attack.

Understanding CVE-2018-6930

What is CVE-2018-6930?

The vulnerability in ImageMagick 7.0.7-22 allows a remote attacker to exploit a stack-based buffer over-read, causing a denial of service by providing a specially crafted pict file.

The Impact of CVE-2018-6930

This vulnerability could be exploited by a remote attacker to deliberately cause a denial of service, leading to application crashes.

Technical Details of CVE-2018-6930

Vulnerability Description

The issue is located in the ComputeResizeImage function in the MagickCore/accelerate.c file of ImageMagick 7.0.7-22, allowing for a stack-based buffer over-read.

Affected Systems and Versions

Product: ImageMagick 7.0.7-22
Vendor: N/A
Version: N/A

Exploitation Mechanism

Attackers can exploit this vulnerability by providing a specially crafted pict file.

Mitigation and Prevention

Immediate Steps to Take

Apply vendor patches or updates as soon as they are available.
Avoid opening untrusted pict files.

Long-Term Security Practices

Regularly update software and apply security patches.
Implement network security measures to prevent remote attacks.
Conduct regular security assessments and audits.

Patching and Updates

Check for updates from ImageMagick and apply patches promptly to mitigate the vulnerability.