CVE-2018-1000138 : Security Advisory and Response
Learn about CVE-2018-1000138 affecting I, Librarian versions up to 4.8. Discover the SSRF vulnerability in the "url" parameter of the getFromWeb function, allowing unauthorized access to internal resources.
I, Librarian version 4.8 and earlier contain a Server-Side Request Forgery (SSRF) vulnerability in the "url" parameter of the getFromWeb function in functions.php, allowing attackers to exploit server functionality to access and modify internal resources.
Understanding CVE-2018-1000138
The vulnerability assigned CVE-2018-1000138 affects I, Librarian versions up to 4.8.
What is CVE-2018-1000138?
The vulnerability in the "url" parameter of the getFromWeb function in functions.php of I, Librarian versions up to 4.8 enables attackers to misuse server functionality to access and manipulate internal resources.
The Impact of CVE-2018-1000138
The SSRF vulnerability in CVE-2018-1000138 can lead to unauthorized access and modification of sensitive internal resources by exploiting the server's functionality.
Technical Details of CVE-2018-1000138
I, Librarian version 4.8 and earlier are susceptible to the following:
Vulnerability Description
The SSRF vulnerability in the "url" parameter of the getFromWeb function in functions.php allows attackers to abuse server functionality to read or update internal resources.
Affected Systems and Versions
- Product: I, Librarian
- Vendor: N/A
- Versions affected: Up to version 4.8
Exploitation Mechanism
Attackers can exploit the SSRF vulnerability in CVE-2018-1000138 by manipulating the "url" parameter of the getFromWeb function in functions.php to gain unauthorized access to and modify internal resources.
Mitigation and Prevention
To address CVE-2018-1000138, consider the following:
Immediate Steps to Take
- Update I, Librarian to the latest version to patch the SSRF vulnerability.
- Implement strict input validation to prevent malicious input in the "url" parameter.
Long-Term Security Practices
- Regularly monitor and audit server logs for suspicious activities.
- Educate users on safe browsing practices and the risks of SSRF vulnerabilities.
Patching and Updates
- Stay informed about security updates and patches released by I, Librarian to address vulnerabilities like CVE-2018-1000138.