CVE-2020-27772 : Vulnerability Insights and Analysis

A flaw in ImageMagick in coders/bmp.c could lead to undefined behavior, affecting application availability.

Understanding CVE-2020-27772

What is CVE-2020-27772?

ImageMagick versions prior to 7.0.9-0 are vulnerable to triggering undefined behavior due to crafted files.

The Impact of CVE-2020-27772

The vulnerability could impact application availability and potentially cause other issues related to undefined behavior.

Technical Details of CVE-2020-27772

Vulnerability Description

Crafted files processed by ImageMagick could trigger undefined behavior with values outside the range of type

unsigned int

.

Affected Systems and Versions

Vendor: n/a
Product: ImageMagick
Vulnerable Version: ImageMagick 7.0.9-0

Exploitation Mechanism

The flaw can be exploited by submitting a specially crafted file to ImageMagick.

Mitigation and Prevention

Immediate Steps to Take

Update ImageMagick to version 7.0.9-0 or later.
Monitor for any unusual behavior in ImageMagick processing.

Long-Term Security Practices

Regularly update software to the latest versions.
Implement file input validation mechanisms.

Patching and Updates

Apply security updates provided by ImageMagick to patch the vulnerability.