CVE-2021-20164 : Exploit Details and Defense Strategies

This CVE-2021-20164 vulnerability affects Trendnet AC2600 TEW-827DRU version 2.08B01, leading to the improper disclosure of credentials for the SMB functionality of the device.

Understanding CVE-2021-20164

This section delves into the details of the CVE-2021-20164 vulnerability.

What is CVE-2021-20164?

CVE-2021-20164 involves Trendnet AC2600 TEW-827DRU version 2.08B01 exposing usernames and passwords for all SMB users in plaintext on the smbserver.asp page.

The Impact of CVE-2021-20164

The vulnerability allows unauthorized users to access sensitive credentials, posing a significant security risk to affected devices.

Technical Details of CVE-2021-20164

Explore the technical aspects of CVE-2021-20164 to understand its implications and scope.

Vulnerability Description

The flaw in version 2.08B01 of Trendnet AC2600 TEW-827DRU results in the inadvertent exposure of SMB user credentials, compromising security.

Affected Systems and Versions

Only devices running version 2.08B01 of Trendnet AC2600 TEW-827DRU are impacted by CVE-2021-20164, highlighting the importance of timely patching.

Exploitation Mechanism

Exploiting this vulnerability involves accessing the smbserver.asp page to view plaintext usernames and passwords, necessitating immediate mitigation.

Mitigation and Prevention

Learn how to safeguard your system against CVE-2021-20164 and prevent potential security breaches.

Immediate Steps to Take

To address CVE-2021-20164, users must update their devices to a secure firmware version and change SMB passwords to mitigate risks.

Long-Term Security Practices

Implementing robust password management policies and regular security audits can enhance overall system security and prevent similar vulnerabilities.

Patching and Updates

Regularly monitor official security advisories from Trendnet and apply patches promptly to protect against known vulnerabilities and improve system resilience.