CVE-2022-0564 : Exploit Details and Defense Strategies

A vulnerability in Qlik Sense Enterprise on Windows could allow a remote attacker to enumerate domain user accounts. This could be exploited by sending authentication requests, enabling the attacker to identify valid user accounts through response time comparison.

Understanding CVE-2022-0564

This CVE identifies a security flaw in Qlik Sense Enterprise on Windows that exposes systems with LDAP configurations to account enumeration attacks.

What is CVE-2022-0564?

The vulnerability in Qlik Sense Enterprise on Windows enables attackers to enumerate domain user accounts by leveraging response time discrepancies through authentication requests.

The Impact of CVE-2022-0564

Successful exploitation of this vulnerability could result in attackers identifying valid domain user accounts, posing a risk to data confidentiality.

Technical Details of CVE-2022-0564

The following technical details outline the specifics of this CVE.

Vulnerability Description

The vulnerability in Qlik Sense Enterprise on Windows allows remote attackers to enumerate domain user accounts through response time analysis.

Affected Systems and Versions

Qlik Sense Enterprise versions less than 14.44.0 on Windows are affected by this vulnerability, specifically systems with LDAP configurations.

Exploitation Mechanism

Attackers can exploit this vulnerability by sending authentication requests to affected systems, leveraging response time comparisons to identify valid user accounts.

Mitigation and Prevention

To mitigate the risks associated with CVE-2022-0564, immediate actions and long-term security practices are recommended.

Immediate Steps to Take

Update Qlik Sense Enterprise on Windows to version 14.44.0 or higher to address this vulnerability.

Long-Term Security Practices

Disable internet-facing NTLM endpoints, such as internal_windows_authentication, to prevent domain enumeration and enhance security.

Patching and Updates

Stay informed about security updates and patches provided by Qlik Sense to ensure systems are protected against known vulnerabilities.