CVE-2017-1000195 : What You Need to Know
Learn about CVE-2017-1000195 affecting October CMS build 412. Discover how attackers exploit PHP object injection to delete files on the server, mitigated by file permissions. Find mitigation steps and long-term security practices.
October CMS build 412 is vulnerable to PHP object injection in the asset move functionality, allowing attackers to delete files on the server within the constraints of file permissions.
Understanding CVE-2017-1000195
This CVE involves a vulnerability in October CMS build 412 that enables PHP object injection, potentially leading to unauthorized file deletions on the server.
What is CVE-2017-1000195?
The asset move functionality in October CMS build 412 has a vulnerability that can be exploited for PHP object injection. Attackers can delete files on the server, but their actions are limited by file permissions.
The Impact of CVE-2017-1000195
The vulnerability allows attackers to manipulate PHP objects, potentially leading to unauthorized file deletions on the server. However, the impact is mitigated by the existing file permissions.
Technical Details of CVE-2017-1000195
This section provides detailed technical insights into the CVE.
Vulnerability Description
The vulnerability in October CMS build 412 enables PHP object injection through the asset move functionality, allowing attackers to delete files on the server.
Affected Systems and Versions
- Affected Systems: October CMS build 412
- Affected Versions: Not applicable
Exploitation Mechanism
The vulnerability can be exploited by injecting malicious PHP objects through the asset move functionality, granting attackers the ability to delete files on the server within the limitations of file permissions.
Mitigation and Prevention
Protecting systems from CVE-2017-1000195 requires immediate actions and long-term security practices.
Immediate Steps to Take
- Update October CMS to a patched version that addresses the PHP object injection vulnerability.
- Review and adjust file permissions to restrict unauthorized file deletions.
Long-Term Security Practices
- Regularly monitor and audit file operations and permissions on the server.
- Implement secure coding practices to prevent PHP object injection vulnerabilities.
Patching and Updates
- Apply the latest patches and updates provided by October CMS to mitigate the vulnerability and enhance system security.