CVE-2021-20152 : Vulnerability Insights and Analysis
Learn about CVE-2021-20152 affecting Trendnet AC2600 TEW-827DRU routers. Unauthorized access to Bittorrent functionality allows attackers to modify settings and files without authentication.
This article provides a detailed overview of CVE-2021-20152, which affects Trendnet AC2600 TEW-827DRU routers with version 2.08B01. The vulnerability allows unauthorized access to the Bittorrent functionality, enabling users to modify settings and files.
Understanding CVE-2021-20152
CVE-2021-20152 highlights an improper access control issue within the Trendnet AC2600 TEW-827DRU router, potentially exposing user data to unauthorized individuals.
What is CVE-2021-20152?
The vulnerability in Trendnet AC2600 TEW-827DRU version 2.08B01 allows attackers to access and manipulate settings and files using the Bittorent web client without proper authentication.
The Impact of CVE-2021-20152
The lack of authentication in the Bittorrent functionality poses a significant threat as malicious actors can exploit this vulnerability to gain unauthorized access and potentially compromise user data.
Technical Details of CVE-2021-20152
The technical details of CVE-2021-20152 are as follows:
Vulnerability Description
Trendnet AC2600 TEW-827DRU version 2.08B01 lacks proper authentication for the Bittorrent functionality, allowing anyone to access and modify settings via the Bittorent web client.
Affected Systems and Versions
The affected product is the Trendnet AC2600 TEW-827DRU router with version 2.08B01.
Exploitation Mechanism
Attackers can exploit this vulnerability by visiting http://192.168.10.1:9091/transmission/web/ and gaining unauthorized access to the Bittorrent functionality without proper authentication.
Mitigation and Prevention
To mitigate the risks associated with CVE-2021-20152, users and organizations are advised to take the following steps:
Immediate Steps to Take
- Disable the Bittorrent functionality on the affected router
- Implement strong and unique passwords for device access
Long-Term Security Practices
- Regularly update the router firmware to patch known vulnerabilities
- Conduct security assessments to identify and address potential security weaknesses
Patching and Updates
Vendor patches or firmware updates should be applied promptly to remediate the vulnerability and enhance the overall security posture.