CVE-2017-11750 : What You Need to Know

ImageMagick versions 6.9.9-4 and 7.0.6-4 are vulnerable to a denial of service attack due to a flaw in the ReadOneJNGImage function in the png.c file.

Understanding CVE-2017-11750

This CVE involves a vulnerability in ImageMagick that can be exploited remotely to cause a denial of service.

What is CVE-2017-11750?

The vulnerability in the ReadOneJNGImage function of ImageMagick versions 6.9.9-4 and 7.0.6-4 allows remote attackers to trigger a NULL pointer dereference by using a specially crafted file.

The Impact of CVE-2017-11750

Exploiting this vulnerability can lead to a denial of service, potentially disrupting the availability of the affected system.

Technical Details of CVE-2017-11750

ImageMagick versions 6.9.9-4 and 7.0.6-4 are susceptible to the following:

Vulnerability Description

The ReadOneJNGImage function in the png.c file of ImageMagick is vulnerable to a NULL pointer dereference, which can be triggered by a maliciously crafted file.

Affected Systems and Versions

Product: ImageMagick
Vendor: N/A
Versions: 6.9.9-4 and 7.0.6-4

Exploitation Mechanism

Remote attackers can exploit this vulnerability by using a specially crafted file to trigger the NULL pointer dereference, leading to a denial of service.

Mitigation and Prevention

To address CVE-2017-11750, consider the following steps:

Immediate Steps to Take

Update ImageMagick to a patched version that addresses the vulnerability.
Implement network security measures to prevent remote exploitation.

Long-Term Security Practices

Regularly update software and apply security patches promptly.
Conduct security assessments and audits to identify and mitigate vulnerabilities.

Patching and Updates

Ensure that ImageMagick is regularly updated to the latest version to mitigate known vulnerabilities.