CVE-2019-1000005 : What You Need to Know
Learn about CVE-2019-1000005, a vulnerability in mPDF versions 7.1.7 and earlier allowing arbitrary code execution. Find out how to mitigate and prevent exploitation of this vulnerability.
This CVE involves a vulnerability in the getImage() method of the Image/ImageProcessor class in mPDF versions 7.1.7 and earlier, allowing arbitrary code execution or file write actions.
Understanding CVE-2019-1000005
This vulnerability, known as CWE-502: Deserialization of Untrusted Data, could be exploited by hosting a maliciously crafted image on the victim server.
What is CVE-2019-1000005?
The getImage() method in mPDF versions 7.1.7 and earlier is susceptible to a CWE-502 vulnerability, enabling potential arbitrary code execution or file write actions.
The Impact of CVE-2019-1000005
The vulnerability could lead to arbitrary code execution or unauthorized file write actions by exploiting the getImage() method in mPDF versions 7.1.7 and earlier.
Technical Details of CVE-2019-1000005
mPDF version 7.1.7 and earlier contain a vulnerability in the getImage() method of the Image/ImageProcessor class, allowing for arbitrary code execution and file write actions.
Vulnerability Description
The vulnerability in getImage() method of mPDF versions 7.1.7 and earlier could result in arbitrary code execution or file write actions.
Affected Systems and Versions
- Product: Not applicable
- Vendor: Not applicable
- Versions affected: All versions up to 7.1.7
Exploitation Mechanism
To exploit this vulnerability, an attacker would need to host a maliciously crafted image on the victim server and trigger the generation of a PDF file containing the crafted image.
Mitigation and Prevention
It is crucial to take immediate steps to address and prevent the exploitation of this vulnerability.
Immediate Steps to Take
- Update mPDF to version 7.1.8 or later to mitigate the vulnerability.
- Regularly monitor for security updates and patches from mPDF.
Long-Term Security Practices
- Implement secure coding practices to prevent similar vulnerabilities in the future.
- Conduct regular security assessments and audits to identify and address potential security risks.
Patching and Updates
Ensure that all systems running mPDF are updated to version 7.1.8 or the latest release to patch the vulnerability.