CVE-2019-5032 : Vulnerability Insights and Analysis

The Aspose Aspose.Cells 19.1.0 library contains a critical vulnerability in its LabelSst record parser, allowing for remote code execution through an out-of-bounds read attack.

Understanding CVE-2019-5032

This CVE entry details a severe security flaw in the Aspose Aspose.Cells 19.1.0 library.

What is CVE-2019-5032?

CVE-2019-5032 is an out-of-bounds read vulnerability in the LabelSst record parser of Aspose Aspose.Cells 19.1.0, which can be exploited by an attacker using a specially crafted XLS file to execute remote code on the victim's system.

The Impact of CVE-2019-5032

The vulnerability has a CVSS base score of 9.8, indicating a critical severity level with high impacts on confidentiality, integrity, and availability of the affected system.

Technical Details of CVE-2019-5032

This section provides more technical insights into the CVE-2019-5032 vulnerability.

Vulnerability Description

The vulnerability in the LabelSst record parser of Aspose Aspose.Cells 19.1.0 allows for an out-of-bounds read, leading to potential remote code execution.

Affected Systems and Versions

Product: Aspose
Version: Aspose Aspose.Cells 19.1.0

Exploitation Mechanism

The vulnerability can be exploited by providing a specially crafted XLS file to the victim, triggering the out-of-bounds read and enabling remote code execution.

Mitigation and Prevention

To address CVE-2019-5032, immediate actions and long-term security practices are essential.

Immediate Steps to Take

Update the Aspose Aspose.Cells library to a patched version or apply vendor-supplied fixes.
Avoid opening XLS files from untrusted or unknown sources.

Long-Term Security Practices

Regularly update software and libraries to mitigate known vulnerabilities.
Implement network security measures to prevent malicious file execution.

Patching and Updates

Ensure timely installation of security patches and updates provided by Aspose to address the CVE-2019-5032 vulnerability.