CVE-2017-2790 : What You Need to Know
Learn about CVE-2017-2790, a vulnerability in JustSystems Ichitaro Office that could lead to remote code execution. Find out the impact, affected systems, exploitation details, and mitigation steps.
This CVE-2017-2790 article provides insights into a vulnerability in JustSystems Ichitaro Office that could lead to remote code execution.
Understanding CVE-2017-2790
What is CVE-2017-2790?
CVE-2017-2790 is a vulnerability in JustSystems Ichitaro Office that arises when processing a specific record type from an Excel file, leading to a heap-based buffer overflow.
The Impact of CVE-2017-2790
The vulnerability has a CVSS base score of 8.8 (High) and can result in remote code execution within the application's context.
Technical Details of CVE-2017-2790
Vulnerability Description
- JustSystems Ichitaro Office incorrectly handles the size assumption when processing a record type from an Excel file, leading to a buffer overflow.
Affected Systems and Versions
- Product: Ichitaro
- Vendor: JustSystems
- Versions affected: n/a
Exploitation Mechanism
- Attack Complexity: Low
- Attack Vector: Network
- Privileges Required: None
- User Interaction: Required
Mitigation and Prevention
Immediate Steps to Take
- Apply security patches provided by the vendor
- Avoid opening untrusted Excel files
Long-Term Security Practices
- Regularly update software and security tools
- Conduct security training for employees
Patching and Updates
- Keep the software up to date with the latest patches and versions