Is CVE-2023-38127 actively exploited?

No active exploitation of CVE-2023-38127 has been confirmed so far. Continue monitoring, as exploit status can change.

Can CVE-2023-38127 be exploited remotely?

No. CVE-2023-38127 requires local access to exploit.

What is the CVSS score of CVE-2023-38127?

CVE-2023-38127 has a CVSS score of 7.8 (HIGH).

HOME VULNERABILITIESCVE-2023-38127

HIGH

CVE-2023-38127

CWE-190Published: October 19, 2023· Updated: Jun 17, 2026

7.8

CVSS v3.1

Official Description

An integer overflow exists in the "HyperLinkFrame" stream parser of Ichitaro 2023 1.0.1.59372. A specially crafted document can cause the parser to make an under-sized allocation, which can later allow for memory corruption, potentially resulting in arbitrary code execution. An attacker can provide a malicious file to trigger this vulnerability.

NVD Source

Technical Analysis

CVE-2023-38127 requires local access, meaning attackers must already have a foothold on the target system.

Exploitation does not require any privileges, though user interaction (Required) is needed, which slightly reduces the risk of mass automated attacks.

A successful exploit results in complete confidentiality breach (data exposure), full integrity compromise (data manipulation), availability disruption (denial of service), with a CVSS base score of 7.8.

CVSS v3.1 Vector Breakdown

Exploitability

Attack VectorLocal

Attack ComplexityLow

Privileges Req.None

User InteractionRequired

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Affected Vendors & Products

justsystems19 product(s)

easy postcard maxichitaro 2021ichitaro 2022ichitaro 2023ichitaro government 10ichitaro government 8ichitaro government 9ichitaro pro 3ichitaro pro 4ichitaro pro 5just government 3just government 4+7

Source: NVD CPE · 19 total CPE entries