CVE-2017-15235 : What You Need to Know
Discover the impact of CVE-2017-15235, a vulnerability in the File Manager (gollem) module of Horde Groupware 5.2.21, allowing remote attackers to bypass authentication and access files.
A vulnerability has been identified in the File Manager (gollem) module 3.0.11 within Horde Groupware 5.2.21. This vulnerability allows remote attackers to bypass authentication in Horde software when downloading files by exploiting a specially crafted parameter.
Understanding CVE-2017-15235
This CVE entry describes a security flaw in the File Manager (gollem) module of Horde Groupware that enables unauthorized access to files.
What is CVE-2017-15235?
The vulnerability in the File Manager (gollem) module 3.0.11 in Horde Groupware 5.2.21 permits remote attackers to circumvent the authentication process in Horde software when downloading files by using a specially crafted parameter.
The Impact of CVE-2017-15235
The vulnerability allows attackers to gain unauthorized access to files stored within Horde Groupware, compromising the confidentiality and integrity of sensitive information.
Technical Details of CVE-2017-15235
This section provides technical insights into the vulnerability.
Vulnerability Description
The File Manager (gollem) module 3.0.11 in Horde Groupware 5.2.21 allows remote attackers to bypass Horde authentication for file downloads by manipulating a specific parameter.
Affected Systems and Versions
- Product: Not applicable
- Vendor: Not applicable
- Versions affected: Not applicable
Exploitation Mechanism
The vulnerability is exploited by utilizing a specially crafted parameter (fn) that corresponds to the specific filename, enabling unauthorized access to the file.
Mitigation and Prevention
Protecting systems from CVE-2017-15235 requires immediate actions and long-term security practices.
Immediate Steps to Take
- Apply security patches promptly to address the vulnerability.
- Monitor network traffic for any suspicious activities related to file downloads.
Long-Term Security Practices
- Implement strong access controls and authentication mechanisms to prevent unauthorized access.
- Regularly update and patch software to mitigate potential security risks.
- Conduct security audits and penetration testing to identify and address vulnerabilities.
- Educate users on safe file handling practices to prevent exploitation.
Patching and Updates
Ensure that the File Manager (gollem) module and Horde Groupware are updated to the latest versions to eliminate the vulnerability.