CVE-2021-41437 : Vulnerability Insights and Analysis
Learn about CVE-2021-41437, an HTTP response splitting vulnerability in ASUS RT-AX88U routers allowing attackers to access cloud storage. Find mitigation steps and security practices.
An HTTP response splitting attack in web application in ASUS RT-AX88U before v3.0.0.4.388.20558 allows an attacker to exploit a specific URL to gain access to the victim's cloud storage.
Understanding CVE-2021-41437
This vulnerability allows attackers to craft malicious URLs that, when visited by authenticated users, could grant them unauthorized access to the cloud storage of the victim.
What is CVE-2021-41437?
The CVE-2021-41437 vulnerability is an HTTP response splitting attack found in the web application of ASUS RT-AX88U routers.
The Impact of CVE-2021-41437
The exploitation of this vulnerability could result in unauthorized access to the cloud storage of affected users, potentially exposing sensitive data.
Technical Details of CVE-2021-41437
This section provides detailed technical insights into the CVE-2021-41437 vulnerability.
Vulnerability Description
The vulnerability resides in the web application of ASUS RT-AX88U routers before v3.0.0.4.388.20558, enabling attackers to manipulate URLs to access victim's cloud storage.
Affected Systems and Versions
- Product: ASUS RT-AX88U
- Versions Affected: Before v3.0.0.4.388.20558
Exploitation Mechanism
Attackers can exploit the vulnerability by crafting specific URLs and tricking authenticated users into visiting them, leading to unauthorized access to cloud storage.
Mitigation and Prevention
Protecting against and mitigating the impacts of CVE-2021-41437 is crucial for ensuring system security.
Immediate Steps to Take
- Update the ASUS RT-AX88U router to version v3.0.0.4.388.20558 or above to patch the vulnerability.
- Avoid clicking on suspicious or unverified URLs to prevent exploitation.
Long-Term Security Practices
- Regularly update router firmware and security patches to address known vulnerabilities.
- Educate users about the risks of clicking on unknown URLs to prevent social engineering attacks.
Patching and Updates
Ensure timely installation of firmware updates and security patches provided by ASUS to address vulnerabilities like CVE-2021-41437.