CVE-2023-49281 Explained : Impact and Mitigation

This article provides detailed information about CVE-2023-49281, an Open Redirect vulnerability found in the Login Function of Calendarinho.

Understanding CVE-2023-49281

Calendarinho, an open source calendaring application, faced an Open Redirect issue in its Login Function. This vulnerability could potentially lead to phishing attacks and information theft.

What is CVE-2023-49281?

Calendarinho, used to manage large teams of consultants, allowed external URL redirection without proper validation. This could trick users into visiting malicious sites, posing risks of information theft and reputational damage.

The Impact of CVE-2023-49281

The Open Redirect vulnerability in Calendarinho could expose users to phishing attacks, leading to potential data breaches and harm to the website's reputation. The issue has been patched in commit

15b2393

.

Technical Details of CVE-2023-49281

The following details highlight the vulnerability affecting Calendarinho:

Vulnerability Description

An Open Redirect flaw in the Login Function allowed unauthorized external URL redirection, making users susceptible to phishing attacks.

Affected Systems and Versions

Vendor: Cainor
Product: Calendarinho
Affected Version:

< 15b2393

Exploitation Mechanism

The vulnerability exploited the lack of proper validation in redirecting users to external URLs, potentially leading to information theft and malicious site visits.

Mitigation and Prevention

To address the CVE-2023-49281 vulnerability in Calendarinho, users should take the following steps:

Immediate Steps to Take

Users are advised to update Calendarinho to a commit after

15b2393

to mitigate the Open Redirect issue. There are no known workarounds for this vulnerability.

Long-Term Security Practices

Implementing secure coding practices and regularly updating the application can help prevent similar vulnerabilities in the future.

Patching and Updates

Stay informed about security patches and updates for Calendarinho to ensure the latest security measures are in place.