CVE-2017-1000140 : What You Need to Know
Learn about CVE-2017-1000140, a critical security flaw in Mahara versions prior to 1.8.7, 1.9.5, 1.10.3, and 15.04.0 allowing malicious code execution via specially crafted .xml files. Find mitigation steps here.
This CVE involves a security vulnerability in Mahara versions prior to 1.8.7, 1.9.5, 1.10.3, and 15.04.0 that allows for the execution of malicious code when a user tries to download a purposely created .xml file.
Understanding CVE-2017-1000140
This CVE identifies a critical security issue in older versions of Mahara that could lead to the execution of malicious code.
What is CVE-2017-1000140?
Versions of Mahara before 1.8.7, 1.9.5, 1.10.3, and 15.04.0 are susceptible to a security flaw that enables the execution of malicious code when a user attempts to download a specially crafted .xml file.
The Impact of CVE-2017-1000140
The vulnerability in Mahara could result in the execution of arbitrary code, posing a significant risk to the security and integrity of the system and user data.
Technical Details of CVE-2017-1000140
This section provides more in-depth technical insights into the CVE.
Vulnerability Description
The security flaw in Mahara versions prior to 1.8.7, 1.9.5, 1.10.3, and 15.04.0 allows attackers to execute malicious code by manipulating .xml files.
Affected Systems and Versions
- Mahara versions before 1.8.7
- Mahara versions before 1.9.5
- Mahara versions before 1.10.3
- Mahara versions before 15.04.0
Exploitation Mechanism
Attackers can exploit this vulnerability by crafting a malicious .xml file that triggers code execution when a user downloads it.
Mitigation and Prevention
Protecting systems from CVE-2017-1000140 requires immediate actions and long-term security practices.
Immediate Steps to Take
- Update Mahara to versions 1.8.7, 1.9.5, 1.10.3, or 15.04.0 to mitigate the vulnerability.
- Educate users about the risks associated with downloading files from untrusted sources.
Long-Term Security Practices
- Regularly update and patch Mahara to ensure the latest security fixes are in place.
- Implement file type and content checks to prevent the execution of malicious files.
Patching and Updates
- Apply patches provided by Mahara promptly to address the vulnerability and enhance system security.