CVE-2021-29023 : Security Advisory and Response

InvoicePlane 1.5.11 has a vulnerability where the password reset feature lacks rate-limiting, and the reset token generation is predictable.

Understanding CVE-2021-29023

This CVE identifies a security flaw in InvoicePlane version 1.5.11 that can be exploited due to weak password reset token generation.

What is CVE-2021-29023?

CVE-2021-29023 highlights the absence of rate-limiting in the password reset functionality of InvoicePlane 1.5.11, along with predictable token generation.

The Impact of CVE-2021-29023

This vulnerability could allow an attacker to brute force password reset tokens, potentially gaining unauthorized access to user accounts.

Technical Details of CVE-2021-29023

This section delves into the specifics of the vulnerability, including affected systems, and the exploitation mechanism.

Vulnerability Description

InvoicePlane 1.5.11 lacks rate-limiting for password reset attempts, and the reset token generation method is weak, making it predictable.

Affected Systems and Versions

All instances of InvoicePlane 1.5.11 are affected by this vulnerability due to the lack of rate-limiting and the flawed token generation process.

Exploitation Mechanism

An attacker can leverage the predictable nature of the password reset tokens to launch brute force attacks, potentially compromising user accounts.

Mitigation and Prevention

This section provides insights on mitigating the risk posed by CVE-2021-29023 and preventing such vulnerabilities in the future.

Immediate Steps to Take

Users of InvoicePlane 1.5.11 are advised to implement additional security measures such as strong, unique passwords and multi-factor authentication.

Long-Term Security Practices

Developers should incorporate robust token generation methods and enforce rate-limiting to enhance the security of password reset functionalities.

Patching and Updates

Users should apply patches released by InvoicePlane promptly to address this vulnerability and ensure the system's security.