CVE-2020-28587 : Vulnerability Insights and Analysis

A heap-based buffer overflow vulnerability in SoftMaker Office PlanMaker 2021 (Revision 1014) could allow an attacker to execute arbitrary code by enticing a victim to open a specially crafted document.

Understanding CVE-2020-28587

This CVE involves a vulnerability in SoftMaker Office PlanMaker 2021 (Revision 1014) that could lead to a heap-based buffer overflow.

What is CVE-2020-28587?

A specially crafted document can trigger a heap-based buffer overflow in the document parser of SoftMaker Office PlanMaker 2021 (Revision 1014) when copying data into a buffer smaller than the intended size.

The Impact of CVE-2020-28587

CVSS Base Score: 8.8 (High)
Attack Vector: Network
Attack Complexity: Low
Privileges Required: None
User Interaction: Required
Confidentiality Impact: High
Integrity Impact: High
Availability Impact: High

Technical Details of CVE-2020-28587

This section provides more technical insights into the vulnerability.

Vulnerability Description

A specially crafted document can cause a heap-based buffer overflow in SoftMaker Office PlanMaker 2021 (Revision 1014) by copying data into a buffer smaller than the intended size.

Affected Systems and Versions

Product: SoftMaker
Version: SoftMaker Software GmbH SoftMaker Office PlanMaker 2021 (Revision 1014)

Exploitation Mechanism

An attacker can exploit this vulnerability by tricking a user into opening a malicious document, leading to the execution of arbitrary code.

Mitigation and Prevention

Protecting systems from CVE-2020-28587 requires immediate actions and long-term security practices.

Immediate Steps to Take

Update SoftMaker Office PlanMaker 2021 to the latest version.
Avoid opening documents from untrusted or unknown sources.

Long-Term Security Practices

Regularly update software and security patches.
Educate users on safe document handling practices.

Patching and Updates

Ensure timely installation of security patches and updates to mitigate the risk of exploitation.