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CVE-2025-53101: Stack Overflow Vulnerability in ImageMagick’s ‘magick mogrify’ Command

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Overview

This report details a significant vulnerability identified in ImageMagick, a widely used open-source software for digital image manipulation. The vulnerability, registered as CVE-2025-53101, can potentially lead to system compromise or data leakage, affecting users of ImageMagick versions prior to 7.1.2-0 and 6.9.13-26.

Vulnerability Summary

CVE ID: CVE-2025-53101
Severity: High (CVSS: 7.4)
Attack Vector: Local
Privileges Required: Low
User Interaction: Required
Impact: Potential system compromise or data leakage

Affected Products

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Product | Affected Versions

ImageMagick | Versions prior to 7.1.2-0 and 6.9.13-26

How the Exploit Works

The vulnerability resides in ImageMagick’s `magick mogrify` command. When multiple consecutive `%d` format specifiers are used in a filename template, it leads to internal pointer arithmetic generating an address below the beginning of the stack buffer. This results in a stack overflow through `vsnprintf()`.

Conceptual Example Code

# Example exploit command
magick mogrify -resize %d%d.jpg

In this conceptual example, the `%d%d.jpg` filename template includes multiple consecutive `%d` format specifiers. This command, when used with a vulnerable version of ImageMagick, would trigger the stack overflow vulnerability discussed here.

Recommendations for Mitigation

Users of ImageMagick are urged to update their software to the latest versions (7.1.2-0 or 6.9.13-26) to avoid this vulnerability. If immediate update is not possible, the use of a Web Application Firewall (WAF) or Intrusion Detection System (IDS) can serve as a temporary mitigation strategy. Always remember to follow best security practices and keep software up-to-date to prevent exploitation.

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Disclaimer:

The information and code presented in this article are provided for educational and defensive cybersecurity purposes only. Any conceptual or pseudocode examples are simplified representations intended to raise awareness and promote secure development and system configuration practices.

Do not use this information to attempt unauthorized access or exploit vulnerabilities on systems that you do not own or have explicit permission to test.

Ameeba and its authors do not endorse or condone malicious behavior and are not responsible for misuse of the content. Always follow ethical hacking guidelines, responsible disclosure practices, and local laws.

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