CVE-2019-25023 : Security Advisory and Response
Learn about CVE-2019-25023 affecting Scytl sVote 2.1. Understand the impact, affected systems, exploitation method, and mitigation steps to secure your application.
Scytl sVote 2.1 has a vulnerability that allows incorrect IP addresses to be injected into internal application logs by manipulating the X-Forwarded-For header.
Understanding CVE-2019-25023
What is CVE-2019-25023?
An issue in Scytl sVote 2.1 enables attackers to inject false IP addresses into internal application logs by exploiting the client-side manipulable X-Forwarded-For header.
The Impact of CVE-2019-25023
This vulnerability can lead to the logging of inaccurate IP addresses, potentially affecting the integrity and security of the application's logs.
Technical Details of CVE-2019-25023
Vulnerability Description
The flaw in Scytl sVote 2.1 allows for the injection of incorrect IP addresses into internal application logs through the manipulation of the X-Forwarded-For header.
Affected Systems and Versions
- Product: Scytl sVote 2.1
- Vendor: Scytl
- Version: All versions
Exploitation Mechanism
Attackers can exploit the X-Forwarded-For header, which is susceptible to manipulation by clients, to inject false IP addresses into the application logs.
Mitigation and Prevention
Immediate Steps to Take
- Disable or restrict the use of the X-Forwarded-For header in the application configuration.
- Regularly monitor and review the application logs for any suspicious IP addresses.
Long-Term Security Practices
- Implement proper input validation mechanisms to prevent header manipulation attacks.
- Conduct security assessments and penetration testing to identify and address vulnerabilities.
Patching and Updates
Apply patches or updates provided by Scytl to address the vulnerability in Scytl sVote 2.1.