#VU74342 Heap-based buffer overflow in JustSystems Corporation products - CVE-2023-22660 

 

#VU74342 Heap-based buffer overflow in JustSystems Corporation products - CVE-2023-22660

Published: April 4, 2023 / Updated: April 5, 2023


Vulnerability identifier: #VU74342
Vulnerability risk: High
CVSSv4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber
CVE-ID: CVE-2023-22660
CWE-ID: CWE-122
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vulnerable software:
Ichitaro
Hanako
Label Mighty
Raku Hagaki
Easy postcard
JUST Office
JUST Government
JUST Police
homepage builder
Software vendor:
JustSystems Corporation

Description

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

The vulnerability exists due to a boundary error when processing "LayoutBox" stream. A remote attacker can trick the victim to open a specially crafted file, trigger a heap-based buffer overflow and execute arbitrary code on the target system.

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


Remediation

Install updates from vendor's website.

External links