CVE-2017-3167 : Vulnerability Insights and Analysis
Learn about CVE-2017-3167 affecting Apache HTTP Server versions 2.2.x before 2.2.33 and 2.4.x before 2.4.26. Find out the impact, technical details, affected systems, exploitation mechanism, and mitigation steps.
Apache HTTP Server versions 2.2.x before 2.2.33 and 2.4.x before 2.4.26 are affected by an authentication bypass vulnerability.
Understanding CVE-2017-3167
Apache HTTP Server versions 2.2.x before 2.2.33 and 2.4.x before 2.4.26 are vulnerable to an authentication bypass issue.
What is CVE-2017-3167?
The vulnerability in Apache HTTP Server could allow third-party modules to bypass authentication requirements, potentially leading to unauthorized access.
The Impact of CVE-2017-3167
The usage of ap_get_basic_auth_pw() in Apache HTTP Server versions 2.2.x before 2.2.33 and 2.4.x before 2.4.26 may result in the bypassing of authentication requirements when used by third-party modules outside of the authentication phase.
Technical Details of CVE-2017-3167
Apache HTTP Server versions 2.2.x before 2.2.33 and 2.4.x before 2.4.26 are affected by an authentication bypass vulnerability.
Vulnerability Description
The vulnerability arises from the improper use of ap_get_basic_auth_pw() by third-party modules outside of the authentication phase, potentially allowing unauthorized access.
Affected Systems and Versions
- Product: Apache HTTP Server
- Vendor: Apache Software Foundation
- Affected Versions: 2.2.0 to 2.2.32, 2.4.0 to 2.4.25
Exploitation Mechanism
The vulnerability could be exploited by third-party modules to bypass authentication requirements, leading to potential unauthorized access.
Mitigation and Prevention
Immediate Steps to Take:
- Apply security patches provided by Apache Software Foundation.
- Monitor official sources for updates and advisories regarding this vulnerability.
Long-Term Security Practices:
- Regularly update and patch Apache HTTP Server installations.
- Implement strong authentication mechanisms and access controls.
- Conduct regular security audits and assessments.
- Stay informed about security best practices and emerging threats.
- Consider implementing additional security measures such as web application firewalls.
Patching and Updates
Ensure that you apply the latest security patches and updates released by Apache Software Foundation to mitigate the CVE-2017-3167 vulnerability.