CVE-2021-20151 Explained : Impact and Mitigation
Learn about CVE-2021-20151 impacting Trendnet AC2600 TEW-827DRU version 2.08B01's session management. Understand the risk, impact, and mitigation steps for this authentication bypass vulnerability.
A detailed analysis of CVE-2021-20151 focusing on the vulnerability found in Trendnet AC2600 TEW-827DRU version 2.08B01, impacting the device's session management.
Understanding CVE-2021-20151
CVE-2021-20151 is a vulnerability identified in Trendnet AC2600 TEW-827DRU version 2.08B01, involving a flaw in session management that could lead to authentication bypass.
What is CVE-2021-20151?
Trendnet AC2600 TEW-827DRU version 2.08B01 has a vulnerability where its management software handles web sessions based on IP address, enabling attackers to take over existing sessions without proper verification.
The Impact of CVE-2021-20151
This vulnerability permits attackers, even from different devices or browsers on the same machine, to hijack sessions. However, attackers need to spoof or take control of the original IP address to exploit this flaw.
Technical Details of CVE-2021-20151
Here are the technical specifics of the CVE-2021-20151 vulnerability.
Vulnerability Description
The flaw in Trendnet AC2600 TEW-827DRU version 2.08B01's session management allows attackers to manipulate web sessions based on IP addresses, resulting in an authentication bypass.
Affected Systems and Versions
The affected product is the Trendnet AC2600 TEW-827DRU version 2.08B01.
Exploitation Mechanism
Attackers can exploit this vulnerability by taking advantage of the router's session management that relies on IP addresses, enabling them to take control of legitimate sessions.
Mitigation and Prevention
Discover the steps to mitigate and prevent the risks associated with CVE-2021-20151.
Immediate Steps to Take
To mitigate the vulnerability, users should consider implementing security measures like restricting access and monitoring for any unusual session activities.
Long-Term Security Practices
Long-term prevention involves keeping systems updated, educating users on safe web practices, and ensuring robust cybersecurity protocols.
Patching and Updates
Regularly applying security patches and firmware updates provided by the vendor is crucial to prevent exploitation of this vulnerability.