CVE-2020-19664 : Exploit Details and Defense Strategies

DrayTek Vigor2960 1.5.1 allows remote command execution via shell metacharacters in a toLogin2FA action to mainfunction.cgi.

Understanding CVE-2020-19664

This CVE involves a vulnerability in DrayTek Vigor2960 1.5.1 that enables remote command execution.

What is CVE-2020-19664?

CVE-2020-19664 is a security vulnerability in DrayTek Vigor2960 1.5.1 that allows attackers to execute commands remotely by exploiting shell metacharacters in a specific action.

The Impact of CVE-2020-19664

This vulnerability can lead to unauthorized remote access and potentially compromise the security and integrity of the affected system.

Technical Details of CVE-2020-19664

This section provides more technical insights into the CVE.

Vulnerability Description

The vulnerability in DrayTek Vigor2960 1.5.1 allows threat actors to execute commands remotely through the exploitation of shell metacharacters in the toLogin2FA action to mainfunction.cgi.

Affected Systems and Versions

Product: DrayTek Vigor2960 1.5.1
Vendor: DrayTek
Version: 1.5.1

Exploitation Mechanism

Attackers can exploit this vulnerability by injecting shell metacharacters in the toLogin2FA action to mainfunction.cgi, enabling them to execute unauthorized commands remotely.

Mitigation and Prevention

Protecting systems from CVE-2020-19664 requires immediate actions and long-term security practices.

Immediate Steps to Take

Disable remote management if not required
Implement strong password policies
Monitor network traffic for any suspicious activity

Long-Term Security Practices

Regularly update and patch the DrayTek Vigor2960 firmware
Conduct security audits and penetration testing
Educate users on safe computing practices

Patching and Updates

DrayTek has likely released patches or updates to address CVE-2020-19664. Ensure that you promptly apply these patches to mitigate the vulnerability.