CVE-2017-10870 : What You Need to Know

A vulnerability has been found in multiple versions of Rakuraku Hagaki and Rakuraku Hagaki Select for Ichitaro, allowing attackers to execute arbitrary code with application privileges.

Understanding CVE-2017-10870

This CVE involves a memory corruption vulnerability in specific versions of the mentioned software products.

What is CVE-2017-10870?

The vulnerability in Rakuraku Hagaki and Rakuraku Hagaki Select for Ichitaro enables attackers to run arbitrary code with the application's privileges through a specially crafted file.

The Impact of CVE-2017-10870

The exploitation of this vulnerability can lead to unauthorized execution of code within the affected applications, potentially compromising the security and integrity of the systems.

Technical Details of CVE-2017-10870

This section provides more in-depth technical insights into the CVE.

Vulnerability Description

The vulnerability allows threat actors to exploit memory corruption in the affected software versions, leading to the execution of unauthorized code.

Affected Systems and Versions

Rakuraku Hagaki 2018, 2017, 2016
Rakuraku Hagaki Select for Ichitaro: Ichitaro 2017, 2016, 2015, Pro3, Pro2, Pro, 2011, Government 8, 7, 6, and 2017 Trial version

Exploitation Mechanism

Attackers can leverage a specifically designed file to trigger the vulnerability and execute malicious code within the application's context.

Mitigation and Prevention

Protecting systems from CVE-2017-10870 requires immediate actions and long-term security measures.

Immediate Steps to Take

Apply security patches provided by the vendor promptly.
Implement network segmentation to limit the impact of potential attacks.
Monitor system logs for any suspicious activities.

Long-Term Security Practices

Conduct regular security assessments and penetration testing.
Educate users on safe browsing habits and email security.
Keep software and applications updated to prevent known vulnerabilities.

Patching and Updates

Regularly check for security updates and patches released by Justsystem to address the CVE-2017-10870 vulnerability.