CVE-2017-6395 : What You Need to Know
Discover the security flaw in HashOver 2.0 allowing attackers to execute arbitrary code. Learn about the impact, affected systems, exploitation, and mitigation steps.
A security vulnerability was discovered in HashOver version 2.0 due to inadequate filtering of user-provided data, allowing attackers to execute arbitrary code within the context of the vulnerable website.
Understanding CVE-2017-6395
What is CVE-2017-6395?
This CVE identifies a flaw in HashOver 2.0 that enables attackers to inject and execute malicious HTML and script code through a specific URL.
The Impact of CVE-2017-6395
The vulnerability can lead to arbitrary code execution within the affected website, posing a significant risk of compromise and unauthorized access.
Technical Details of CVE-2017-6395
Vulnerability Description
Insufficient filtration of user-supplied data in 'hashover/scripts/widget-output.php' allows attackers to run arbitrary code in the context of the vulnerable website.
Affected Systems and Versions
- Product: HashOver
- Version: 2.0
Exploitation Mechanism
Attackers exploit the lack of proper data filtering to inject and execute malicious HTML and script code through the vulnerable URL.
Mitigation and Prevention
Immediate Steps to Take
- Disable or restrict access to the vulnerable URL
- Implement input validation and output encoding to prevent code injection
Long-Term Security Practices
- Regular security assessments and code reviews
- Stay updated on security advisories and patches
Patching and Updates
Apply patches or updates provided by the software vendor to address the vulnerability.