CVE-2017-17681 Explained : Impact and Mitigation

ImageMagick version 7.0.7-12 Q16 is affected by a vulnerability in the ReadPSDChannelZip function, potentially leading to a denial of service attack. Attackers can exploit this flaw using a specially crafted psd image file.

Understanding CVE-2017-17681

A vulnerability in ImageMagick version 7.0.7-12 Q16 that can result in a denial of service attack.

What is CVE-2017-17681?

This CVE identifies an infinite loop vulnerability in the ReadPSDChannelZip function of ImageMagick, allowing attackers to exhaust CPU resources through a malicious psd image file.

The Impact of CVE-2017-17681

Exploitation can lead to a denial of service (CPU exhaustion) attack.
Attackers can trigger an infinite loop, causing the system to become unresponsive.

Technical Details of CVE-2017-17681

ImageMagick version 7.0.7-12 Q16 vulnerability details.

Vulnerability Description

The vulnerability lies in the ReadPSDChannelZip function, enabling attackers to exploit it via a crafted psd image file, resulting in a denial of service.

Affected Systems and Versions

Product: ImageMagick
Vendor: N/A
Version: 7.0.7-12 Q16

Exploitation Mechanism

Attackers can exploit this vulnerability by using a specially crafted psd image file to trigger an infinite loop, leading to CPU exhaustion.

Mitigation and Prevention

Protective measures against CVE-2017-17681.

Immediate Steps to Take

Apply vendor-provided patches promptly.
Avoid opening psd image files from untrusted sources.
Monitor system performance for unusual CPU consumption.

Long-Term Security Practices

Regularly update ImageMagick to the latest version.
Implement network security measures to detect and block malicious traffic.

Patching and Updates

Check for security advisories from ImageMagick and apply patches as soon as they are available.