CVE-2021-41988 : Security Advisory and Response

Qlik NPrinting Designer through 21.14.3.0 creates a Temporary File in a Directory with Insecure Permissions.

Understanding CVE-2021-41988

What is CVE-2021-41988?

CVE-2021-41988 describes a vulnerability in Qlik NPrinting Designer up to version 21.14.3.0 where it creates a temporary file in a directory with insecure permissions.

The Impact of CVE-2021-41988

This vulnerability could allow an attacker to potentially access and manipulate sensitive information stored in the temporary files, leading to unauthorized disclosure or modification.

Technical Details of CVE-2021-41988

Vulnerability Description

The issue arises from the improper handling of temporary files, leaving them accessible to unauthorized users.

Affected Systems and Versions

Vendor: N/A
Product: N/A
Affected Versions: All versions up to 21.14.3.0

Exploitation Mechanism

The vulnerability can be exploited by a malicious actor to gain access to the temporary files due to the insecure permissions set on their creation.

Mitigation and Prevention

Immediate Steps to Take

Users should restrict access to the directories containing temporary files to authorized personnel only.
Regular monitoring of file permissions and access logs is recommended to detect any unauthorized activities.

Long-Term Security Practices

Implement secure coding practices to handle temporary files securely.
Conduct regular security audits and assessments to identify and remediate similar vulnerabilities.

Patching and Updates

Users are advised to update to the latest version of Qlik NPrinting Designer to address this vulnerability.