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CVE-2021-21464 : Exploit Details and Defense Strategies

Discover the impact of CVE-2021-21464 on SAP 3D Visual Enterprise Viewer versions below 9. Learn about the vulnerability, affected systems, exploitation, and mitigation steps.

SAP 3D Visual Enterprise Viewer, version 9, allows a user to open manipulated PCX files from untrusted sources, leading to application crashes caused by Improper Input Validation.

Understanding CVE-2021-21464

This CVE affects SAP SE's SAP 3D Visual Enterprise Viewer versions earlier than 9, impacting users with the potential of crashing the application.

What is CVE-2021-21464?

CVE-2021-21464 is a vulnerability in SAP 3D Visual Enterprise Viewer that allows attackers to exploit the application by sending manipulated PCX files, resulting in crashes and temporary unavailability.

The Impact of CVE-2021-21464

The vulnerability's impact is rated as MEDIUM, with a CVSS base score of 4.3, affecting the availability of the application for users.

Technical Details of CVE-2021-21464

This section dives into the specific technical aspects of the CVE, including the vulnerability description, affected systems, and exploitation mechanisms.

Vulnerability Description

The vulnerability arises due to Improper Input Validation, allowing attackers to send malicious PCX files that trigger crashes in the application.

Affected Systems and Versions

SAP 3D Visual Enterprise Viewer versions prior to 9 are affected by this vulnerability, exposing users to potential crashes.

Exploitation Mechanism

Attackers exploit the vulnerability by manipulating PCX files and tricking users into opening them, leading to application crashes.

Mitigation and Prevention

To protect systems from CVE-2021-21464, immediate steps should be taken by users, along with implementing long-term security practices and timely patching.

Immediate Steps to Take

Users should refrain from opening PCX files from untrusted sources and restart the application if a crash occurs.

Long-Term Security Practices

Regularly update the SAP 3D Visual Enterprise Viewer to the latest version, avoid opening files from unknown sources, and educate users on potential threats.

Patching and Updates

Ensure that all security patches and updates released by SAP are promptly applied to mitigate the risks associated with the CVE.

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