{"cve":"CVE-2023-38128","nvd":{"published":"2023-10-19T18:15:09.560","modified":"2026-06-17T06:09:29.640","status":"Modified","description":"An out-of-bounds write vulnerability exists in the \"HyperLinkFrame\" stream parser of Ichitaro 2023 1.0.1.59372. A specially crafted document can cause a type confusion, which can lead to memory corruption and eventually arbitrary code execution. An attacker can provide a malicious file to trigger this vulnerability.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","score":7.8},"cwes":["CWE-787","CWE-843"],"references":["https://jvn.jp/en/jp/JVN28846531/index.html","https://talosintelligence.com/vulnerability_reports/TALOS-2023-1809","https://www.talosintelligence.com/vulnerability_reports/TALOS-2023-1809","https://jvn.jp/en/jp/JVN28846531/index.html","https://talosintelligence.com/vulnerability_reports/TALOS-2023-1809"],"products":["justsystems:easy_postcard_max","justsystems:ichitaro_2021","justsystems:ichitaro_2022","justsystems:ichitaro_2023","justsystems:ichitaro_government_10","justsystems:ichitaro_government_8","justsystems:ichitaro_government_9","justsystems:ichitaro_pro_3","justsystems:ichitaro_pro_4","justsystems:ichitaro_pro_5","justsystems:just_government_3","justsystems:just_government_4","justsystems:just_government_5","justsystems:just_office_3","justsystems:just_office_4","justsystems:just_office_5","justsystems:just_police_3","justsystems:just_police_4","justsystems:just_police_5"],"source":"nvd","synced_at":"2026-10-19T21:40:11.519948003+00:00"},"epss":{"cve":"CVE-2023-38128","score":0.00702,"percentile":0.53263,"date":"2026-11-01"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}