CVE-2019-13307 : Vulnerability Insights and Analysis
Learn about CVE-2019-13307, a critical heap-based buffer overflow vulnerability in ImageMagick version 7.0.8-50 Q16, allowing attackers to execute arbitrary code or trigger a denial of service (DoS) attack.
ImageMagick version 7.0.8-50 Q16 is affected by a heap-based buffer overflow vulnerability in the "statistic.c" file of the MagickCore module, leading to potential security risks.
Understanding CVE-2019-13307
This CVE entry highlights a critical vulnerability in ImageMagick version 7.0.8-50 Q16 due to improper handling of rows in the EvaluateImages function.
What is CVE-2019-13307?
The vulnerability in ImageMagick version 7.0.8-50 Q16 results from a heap-based buffer overflow in the "statistic.c" file within the MagickCore module. This flaw arises from the incorrect processing of rows in the EvaluateImages function.
The Impact of CVE-2019-13307
The heap-based buffer overflow in ImageMagick can be exploited by attackers to execute arbitrary code or cause a denial of service (DoS) condition on the affected system.
Technical Details of CVE-2019-13307
ImageMagick version 7.0.8-50 Q16 is susceptible to a critical vulnerability that can have severe consequences if exploited.
Vulnerability Description
The vulnerability involves a heap-based buffer overflow in the "statistic.c" file of the MagickCore module due to mishandling rows in the EvaluateImages function.
Affected Systems and Versions
- Product: ImageMagick
- Vendor: N/A
- Version: 7.0.8-50 Q16
Exploitation Mechanism
The vulnerability can be exploited by crafting a malicious image file that triggers the buffer overflow when processed by ImageMagick, potentially leading to arbitrary code execution or a DoS condition.
Mitigation and Prevention
It is crucial to take immediate steps to address and prevent the exploitation of CVE-2019-13307.
Immediate Steps to Take
- Update ImageMagick to a patched version that addresses the heap-based buffer overflow vulnerability.
- Implement proper input validation and sanitization mechanisms to mitigate the risk of buffer overflows.
Long-Term Security Practices
- Regularly monitor security advisories and updates from ImageMagick to stay informed about potential vulnerabilities.
- Conduct regular security assessments and penetration testing to identify and address security weaknesses proactively.
Patching and Updates
- Apply security patches provided by ImageMagick promptly to mitigate the risk of exploitation and enhance the overall security posture of the system.