CVE-2017-10799 : Exploit Details and Defense Strategies

GraphicsMagick version 1.3.25 is vulnerable to a denial of service (OOM) issue when processing DPX images with metadata specifying a large width.

Understanding CVE-2017-10799

In the coders/dpx.c module of GraphicsMagick version 1.3.25, a vulnerability exists that can lead to a denial of service (OOM) when processing a DPX image with metadata specifying a large width in the ReadDPXImage() function.

What is CVE-2017-10799?

When GraphicsMagick 1.3.25 processes a DPX image with metadata indicating a large width in coders/dpx.c, a denial of service (OOM) can occur in ReadDPXImage().

The Impact of CVE-2017-10799

The vulnerability can be exploited to cause a denial of service (OOM) condition.

Technical Details of CVE-2017-10799

GraphicsMagick version 1.3.25 is affected by this vulnerability.

Vulnerability Description

The vulnerability in the ReadDPXImage() function of the coders/dpx.c module can result in a denial of service (OOM) when processing DPX images with specific metadata.

Affected Systems and Versions

Product: GraphicsMagick
Vendor: N/A
Version: 1.3.25

Exploitation Mechanism

The vulnerability is exploited by processing a DPX image with metadata specifying a large width, triggering the denial of service (OOM) in the ReadDPXImage() function.

Mitigation and Prevention

Immediate Steps to Take:

Update GraphicsMagick to a non-vulnerable version.
Avoid processing untrusted DPX images with unknown metadata. Long-Term Security Practices:
Regularly update software and libraries to patch known vulnerabilities.
Implement input validation to prevent malformed images from causing issues.
Monitor security advisories for GraphicsMagick and related software.
Consider using security tools to detect and mitigate denial of service attacks.
Educate users on safe image processing practices.

Patching and Updates

Ensure that GraphicsMagick is regularly updated to the latest version to mitigate the CVE-2017-10799 vulnerability.