CVE-2018-7470 : What You Need to Know
Learn about CVE-2018-7470, a vulnerability in ImageMagick version 7.0.7-22 Q16 that allows attackers to trigger a denial of service attack through a manipulated file. Find out how to mitigate and prevent this issue.
A vulnerability has been found in ImageMagick version 7.0.7-22 Q16 that allows attackers to trigger a denial of service attack through a manipulated file.
Understanding CVE-2018-7470
This CVE identifies a specific vulnerability in ImageMagick version 7.0.7-22 Q16 that can lead to a denial of service attack.
What is CVE-2018-7470?
CVE-2018-7470 is a vulnerability in ImageMagick version 7.0.7-22 Q16 that enables attackers to cause a denial of service (segmentation violation) by exploiting the IsWEBPImageLossless function in the webp.c file.
The Impact of CVE-2018-7470
The vulnerability can be exploited by attackers to trigger a denial of service attack (segmentation violation) through a manipulated file.
Technical Details of CVE-2018-7470
This section provides technical details about the vulnerability.
Vulnerability Description
The IsWEBPImageLossless function in the webp.c file of ImageMagick version 7.0.7-22 Q16 can be exploited by attackers to cause a denial of service (segmentation violation) through a crafted file.
Affected Systems and Versions
- Affected Product: ImageMagick
- Affected Version: 7.0.7-22 Q16
Exploitation Mechanism
Attackers can exploit the IsWEBPImageLossless function in the webp.c file to trigger a denial of service attack by using a manipulated file.
Mitigation and Prevention
To address CVE-2018-7470, follow these mitigation and prevention steps:
Immediate Steps to Take
- Update ImageMagick to a patched version.
- Avoid opening files from untrusted sources.
Long-Term Security Practices
- Regularly update software and apply security patches.
- Implement file type validation checks to prevent malicious file uploads.
Patching and Updates
Ensure that ImageMagick is regularly updated to the latest version to mitigate the vulnerability.