CVE-2021-28936 Explained : Impact and Mitigation
Discover the impact of CVE-2021-28936 affecting Acexy Wireless-N WiFi Repeater REV 1.0. Learn how attackers can change the admin password and how to mitigate the security risk.
A vulnerability has been identified in the Acexy Wireless-N WiFi Repeater REV 1.0 (28.08.06.1) that allows an attacker to change the web management administrator password via a specially crafted HTTP GET request.
Understanding CVE-2021-28936
This CVE identifies a security flaw in the Acexy Wireless-N WiFi Repeater REV 1.0 (28.08.06.1) that can be exploited to change the administrator password without requiring prior authentication.
What is CVE-2021-28936?
The vulnerability in the Acexy Wireless-N WiFi Repeater REV 1.0 permits unauthorized modification of the web management administrator password through a crafted HTTP request, with no authentication needed.
The Impact of CVE-2021-28936
This security flaw could lead to unauthorized access and control over the affected device, compromising the confidentiality and integrity of the network it is connected to.
Technical Details of CVE-2021-28936
The specific technical details related to CVE-2021-28936 are as follows:
Vulnerability Description
By leveraging a specially crafted HTTP GET request, an attacker can change the administrator password of the Acexy Wireless-N WiFi Repeater REV 1.0 (28.08.06.1) without prior authentication.
Affected Systems and Versions
The vulnerability impacts the Acexy Wireless-N WiFi Repeater REV 1.0 (28.08.06.1) device.
Exploitation Mechanism
Exploitation of this vulnerability involves sending a maliciously crafted HTTP GET request to the device's web interface to alter the administrator password.
Mitigation and Prevention
To safeguard against CVE-2021-28936, consider the following measures:
Immediate Steps to Take
- Change the default administrator username and password on the affected device.
- Restrict network access to the device to authorized personnel only.
Long-Term Security Practices
- Regularly update the firmware of the Acexy Wireless-N WiFi Repeater REV 1.0 to patch known vulnerabilities.
- Conduct security audits and assessments to identify and rectify any potential security weaknesses.
Patching and Updates
Stay informed about security advisories related to the Acexy Wireless-N WiFi Repeater REV 1.0 and promptly apply any patches or updates released by the vendor to address security vulnerabilities.