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CVE-2023-46750 : What You Need to Know

Learn about CVE-2023-46750, a URL Redirection to Untrusted Site ('Open Redirect') vulnerability in Apache Shiro's 'form' authentication feature. Mitigate the risk with recommended updates and security practices.

A detailed analysis of the URL Redirection vulnerability affecting Apache Shiro and the necessary steps to mitigate it.

Understanding CVE-2023-46750

This section provides an overview of the CVE-2023-46750 vulnerability affecting Apache Shiro.

What is CVE-2023-46750?

CVE-2023-46750 is a URL Redirection to Untrusted Site ('Open Redirect') vulnerability in the 'form' authentication feature of Apache Shiro. An attacker could exploit this vulnerability to redirect users to malicious websites.

The Impact of CVE-2023-46750

The vulnerability could lead to phishing attacks, unauthorized access to sensitive information, and potential compromise of user data by redirecting them to malicious sites.

Technical Details of CVE-2023-46750

In this section, we delve into the technical aspects of the CVE-2023-46750 vulnerability.

Vulnerability Description

The vulnerability arises from improper input validation in 'form' authentication, allowing attackers to redirect users to untrusted sites.

Affected Systems and Versions

Apache Shiro versions 0 to 1.13.0 and 2.0.0-alpha-1 to 2.0.0-alpha-3 are affected by this vulnerability. Users of these versions are at risk of exploitation.

Exploitation Mechanism

Attackers can create malicious URLs that exploit the URL Redirection vulnerability in Apache Shiro's 'form' authentication flow to redirect users to malicious sites.

Mitigation and Prevention

This section provides recommendations to mitigate and prevent exploitation of CVE-2023-46750.

Immediate Steps to Take

Users are advised to update their Apache Shiro installations to version 1.13.0 or later, or version 2.0.0-alpha-4 or later to address the vulnerability.

Long-Term Security Practices

Implement strict input validation and sanitize user-provided URLs to prevent such vulnerabilities in the future. Conduct regular security audits and stay informed about security updates.

Patching and Updates

Stay informed about patches and security updates released by Apache Shiro. Regularly update the software to the latest secure version to avoid exposure to known vulnerabilities.

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