CVE-2021-41449 : Exploit Details and Defense Strategies
Learn about CVE-2021-41449, a path traversal vulnerability in Netgear RAX35, RAX38, and RAX40 routers allowing remote unauthenticated access to sensitive information. Find mitigation steps and necessary updates.
A path traversal vulnerability in Netgear RAX35, RAX38, and RAX40 routers before v1.0.4.102 allows remote unauthenticated attackers to access sensitive information.
Understanding CVE-2021-41449
What is CVE-2021-41449?
A path traversal attack in the web interfaces of Netgear RAX35, RAX38, and RAX40 routers enables unauthorized access to restricted data by sending a malicious HTTP packet.
The Impact of CVE-2021-41449
The vulnerability permits remote attackers to gain illicit entry to confidential information, including restricted files within the router's web application.
Technical Details of CVE-2021-41449
Vulnerability Description
The flaw in the web interfaces of Netgear RAX35, RAX38, and RAX40 routers permits unauthenticated remote attackers to retrieve forbidden files via crafted HTTP packets.
Affected Systems and Versions
- Netgear RAX35, RAX38, and RAX40 routers before v1.0.4.102
Exploitation Mechanism
Attackers can exploit this vulnerability remotely without authentication by leveraging specially designed HTTP packets.
Mitigation and Prevention
Immediate Steps to Take
- Update the affected routers to version v1.0.4.102 or later.
- Implement network controls to restrict untrusted access.
Long-Term Security Practices
- Conduct regular security assessments on network devices.
- Monitor for any unauthorized access or unusual network activities.
Patching and Updates
- Regularly check for firmware updates from Netgear and apply them promptly.