Vulnerable component: Ichitaro
CVSSv3 score: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H/E:F/RL:O/RC:C
CWE-ID: CWE-119 - Improper Restriction of Operations within the Bounds of a Memory Buffer
The vulnerability allows a remote user to execute arbitrary code on the target system.
The vulnerability exists due to boundary error when processing malicious documents. A remote attacker can create a specially crafted document, trick the victim into opening it, cause buffer overflow and execute arbitrary code on vulnerable system.
Successful exploitation of the vulnerability results in compromise of vulnerable system.
Note: this vulnerability is being actively exploited.