CVE-2021-20105 : What You Need to Know

Machform prior to version 16 is vulnerable to an open redirect in Safari_init.php due to an improperly sanitized 'ref' parameter.

Understanding CVE-2021-20105

This CVE involves a security vulnerability in AppNitro Machform that allows open redirects.

What is CVE-2021-20105?

CVE-2021-20105 is a vulnerability in Machform prior to version 16, where an open redirect in Safari_init.php arises due to improper sanitization of the 'ref' parameter.

The Impact of CVE-2021-20105

The vulnerability can be exploited by attackers to redirect users to malicious websites, leading to phishing attacks and the theft of sensitive information.

Technical Details of CVE-2021-20105

This section provides deeper insights into the vulnerability.

Vulnerability Description

The flaw in Machform allows malicious actors to craft URLs that redirect unsuspecting users to external sites.

Affected Systems and Versions

All versions of Machform before version 16 are affected by this security issue.

Exploitation Mechanism

By manipulating the 'ref' parameter in Safari_init.php, attackers can control the redirection flow and potentially lure victims to harmful destinations.

Mitigation and Prevention

To safeguard systems from CVE-2021-20105, immediate actions and long-term security practices are essential.

Immediate Steps to Take

Users should update Machform to version 16 or above to mitigate the risk of open redirects.

Long-Term Security Practices

Regularly monitor for security updates and patches provided by the vendor to stay protected from similar vulnerabilities.

Patching and Updates

Installing security patches promptly and staying informed about the latest security advisories can help prevent exploitation of known vulnerabilities.