CVE-2020-13579 : Exploit Details and Defense Strategies
Learn about CVE-2020-13579, an integer overflow vulnerability in SoftMaker Office 2021's PlanMaker application. Discover its impact, affected systems, and mitigation steps.
An exploitable integer overflow vulnerability exists in the PlanMaker document parsing functionality of SoftMaker Office 2021's PlanMaker application. A specially crafted document can trigger a heap-based buffer overflow, potentially leading to code execution.
Understanding CVE-2020-13579
This CVE involves an integer overflow vulnerability in SoftMaker Office 2021's PlanMaker application.
What is CVE-2020-13579?
The vulnerability allows an attacker to exploit the document parsing functionality, leading to memory corruption and potential code execution.
The Impact of CVE-2020-13579
The CVSS score for this vulnerability is 8.8 (High severity) with a high impact on confidentiality, integrity, and availability. An attacker can entice a victim to open a malicious document to exploit this issue.
Technical Details of CVE-2020-13579
This section provides more technical insights into the vulnerability.
Vulnerability Description
The vulnerability arises from an integer overflow in the PlanMaker document parsing, resulting in a heap-based buffer overflow.
Affected Systems and Versions
- Product: Softmaker Software
- Version: GmbH SoftMaker Office PlanMaker 2021 (Revision 1014)
Exploitation Mechanism
- Attack Complexity: Low
- Attack Vector: Network
- Privileges Required: None
- User Interaction: Required
- Scope: Unchanged
- Exploitation may require the victim to open a specially crafted document.
Mitigation and Prevention
Protecting systems from CVE-2020-13579 is crucial to prevent potential exploitation.
Immediate Steps to Take
- Update SoftMaker Office to the latest version that includes a patch for this vulnerability.
- Avoid opening documents from untrusted or unknown sources.
Long-Term Security Practices
- Regularly update software and security patches to mitigate known vulnerabilities.
- Educate users on safe document handling practices to prevent exploitation.
Patching and Updates
- SoftMaker Software should release patches addressing the integer overflow vulnerability to secure users' systems.