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CVE-2023-27984 : Exploit Details and Defense Strategies

Get insights on CVE-2023-27984 affecting Schneider Electric products. Learn about the high-severity vulnerability, its impact, and mitigation steps.

This CVE-2023-27984 was published on March 21, 2023, and involves an Improper Input Validation vulnerability in Custom Reports that could potentially lead to remote code execution on affected products by Schneider Electric.

Understanding CVE-2023-27984

This section delves into what CVE-2023-27984 is about, its impact, technical details, and mitigation strategies.

What is CVE-2023-27984?

CVE-2023-27984 is a CWE-20: Improper Input Validation vulnerability found in Custom Reports that could allow a macro to be executed, leading to remote code execution when a user opens a malicious report file planted by an attacker. The affected products include IGSS Data Server (IGSSdataServer.exe), IGSS Dashboard (DashBoard.exe), and Custom Reports (RMS16.dll) versions up to V16.0.0.23040.

The Impact of CVE-2023-27984

The CVSSv3.1 base score for this vulnerability is 7.8, marking it as a high-severity issue. The attack complexity is low, with no privileges required, and user interaction is necessary. The confidentiality, integrity, and availability impacts are all rated as high.

Technical Details of CVE-2023-27984

This section provides more in-depth technical information about the vulnerability.

Vulnerability Description

The vulnerability arises from improper input validation in Custom Reports, enabling the execution of a macro and subsequent remote code execution through a malicious report file.

Affected Systems and Versions

The vulnerability affects Schneider Electric's IGSS Data Server (IGSSdataServer.exe), IGSS Dashboard (DashBoard.exe), and Custom Reports (RMS16.dll) up to version V16.0.0.23040.

Exploitation Mechanism

An attacker can exploit this vulnerability by enticing a user to open a specially crafted, malicious report file, triggering the execution of a macro and leading to remote code execution.

Mitigation and Prevention

To address CVE-2023-27984, immediate steps should be taken to mitigate the risk and prevent exploitation, followed by long-term security practices.

Immediate Steps to Take

        Organizations should update affected products to versions that have patched the vulnerability.
        Users should be cautious when opening report files from unknown or untrusted sources.

Long-Term Security Practices

        Regularly update and patch software to protect against known vulnerabilities.
        Implement security training for users to recognize and avoid potential threats.

Patching and Updates

Schneider Electric has likely released security patches to address CVE-2023-27984. It is crucial for users to apply these patches promptly to protect their systems from exploitation.

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