CVE-2017-8353 : Security Advisory and Response

ImageMagick version 7.0.5-5 is susceptible to a memory leak vulnerability that can be exploited by malicious actors to cause a denial of service through a specially crafted file.

Understanding CVE-2017-8353

This CVE entry describes a specific vulnerability in ImageMagick version 7.0.5-5 that can lead to a denial of service attack.

What is CVE-2017-8353?

The vulnerability in the ReadPICTImage function in the pict.c file of ImageMagick version 7.0.5-5 allows attackers to trigger a memory leak, resulting in a denial of service condition.

The Impact of CVE-2017-8353

Malicious individuals can exploit this vulnerability by using a specially crafted file to trigger a memory leak, potentially leading to a denial of service on systems running the affected ImageMagick version.

Technical Details of CVE-2017-8353

This section provides more in-depth technical information about the CVE.

Vulnerability Description

The vulnerability in ImageMagick version 7.0.5-5 arises from the ReadPICTImage function in the pict.c file, enabling attackers to induce a denial of service via a crafted file.

Affected Systems and Versions

Affected Version: 7.0.5-5
Systems running ImageMagick version 7.0.5-5 are vulnerable to this memory leak issue.

Exploitation Mechanism

Attackers can exploit this vulnerability by creating a specially crafted file that, when processed by the ReadPICTImage function, triggers a memory leak, potentially leading to a denial of service.

Mitigation and Prevention

Protecting systems from CVE-2017-8353 involves taking immediate steps and implementing long-term security practices.

Immediate Steps to Take

Update ImageMagick to a non-vulnerable version if available.
Implement proper input validation to prevent the processing of malicious files.

Long-Term Security Practices

Regularly monitor for security updates and patches for ImageMagick.
Conduct security assessments and audits to identify and mitigate similar vulnerabilities.

Patching and Updates

Apply patches provided by ImageMagick to address the memory leak vulnerability in version 7.0.5-5.