CVE-2020-13902 : Vulnerability Insights and Analysis
Learn about CVE-2020-13902, a heap-based buffer over-read vulnerability in ImageMagick 7.0.9-27 through 7.0.10-17 during TIFF image decoding. Find out the impact, affected systems, and mitigation steps.
ImageMagick 7.0.9-27 through 7.0.10-17 has a heap-based buffer over-read vulnerability in BlobToStringInfo during TIFF image decoding.
Understanding CVE-2020-13902
This CVE involves a specific vulnerability in ImageMagick software.
What is CVE-2020-13902?
CVE-2020-13902 is a heap-based buffer over-read vulnerability found in ImageMagick versions 7.0.9-27 through 7.0.10-17 during TIFF image decoding.
The Impact of CVE-2020-13902
The vulnerability could potentially allow an attacker to exploit the heap-based buffer over-read, leading to information disclosure or denial of service.
Technical Details of CVE-2020-13902
ImageMagick vulnerability details.
Vulnerability Description
The vulnerability exists in BlobToStringInfo in MagickCore/string.c during TIFF image decoding.
Affected Systems and Versions
- Affected Versions: 7.0.9-27 through 7.0.10-17
- Product: ImageMagick
- Vendor: N/A
Exploitation Mechanism
The vulnerability can be exploited by manipulating TIFF images to trigger the heap-based buffer over-read.
Mitigation and Prevention
Protecting systems from CVE-2020-13902.
Immediate Steps to Take
- Update ImageMagick to a patched version that addresses the vulnerability.
- Monitor for any unusual TIFF image processing activities.
Long-Term Security Practices
- Regularly update software and apply security patches.
- Implement network security measures to detect and block malicious activities.
Patching and Updates
Ensure ImageMagick is regularly updated to the latest version with security patches.