SB2023101956 - Remote code execution in JustSystems Ichitaro



SB2023101956 - Remote code execution in JustSystems Ichitaro

Published: October 19, 2023

Security Bulletin ID SB2023101956
Severity
High
Patch available
YES
Number of vulnerabilities 1
Exploitation vector Remote access
Highest impact Code execution

Breakdown by Severity

High 100%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 1 security vulnerability.


1) Type Confusion (CVE-ID: N/A)

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a type confusion error in the “HyperLinkFrame” stream parser. A remote attacker can trick the victim to open a specially crafted document, trigger a type confusion error and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.


Remediation

Install update from vendor's website.