CVE-2021-37933 : Security Advisory and Response

An LDAP injection vulnerability in /account/login in Huntflow Enterprise before 3.10.6 could allow an unauthenticated, remote user to modify the logic of an LDAP query and bypass authentication.

Understanding CVE-2021-37933

This CVE refers to an LDAP injection vulnerability in Huntflow Enterprise that could lead to unauthorized access.

What is CVE-2021-37933?

The vulnerability allows an attacker to manipulate LDAP queries by exploiting insufficient server-side validation of the email parameter, potentially bypassing authentication.

The Impact of CVE-2021-37933

An unauthenticated remote user could modify LDAP query logic, gaining unauthorized access to sensitive information or systems.

Technical Details of CVE-2021-37933

This section provides insights into the vulnerability's description, affected systems, and exploitation mechanism.

Vulnerability Description

The vulnerability stems from inadequate validation of the email parameter in constructing LDAP queries, allowing attackers to manipulate query logic.

Affected Systems and Versions

Huntflow Enterprise versions before 3.10.6 are vulnerable to this LDAP injection issue.

Exploitation Mechanism

Attackers can bypass authentication by sending login attempts with a valid password but a wildcard character in the email parameter.

Mitigation and Prevention

Discover the immediate steps and long-term security practices to mitigate the risk posed by CVE-2021-37933.

Immediate Steps to Take

Ensure to update Huntflow Enterprise to version 3.10.6 or higher to eliminate the LDAP injection vulnerability.

Long-Term Security Practices

Incorporate secure coding practices and regular security assessments to prevent similar vulnerabilities in the future.

Patching and Updates

Stay vigilant for security advisories and promptly apply patches or updates to safeguard against known vulnerabilities.