{"cve":"CVE-2006-6400","nvd":{"published":"2006-12-10T02:28:00.000","modified":"2026-06-16T22:33:03.773","status":"Modified","description":"Buffer overflow in JustSystems Hanako 2004 through 2006, Hanako viewer 1.x, Ichitaro 2004, Ichitaro 2005, Ichitaro Lite2, Ichitaro viewer 4.x, and Sanshiro 2005 allows remote attackers to execute arbitrary code via the (1) Keyword and (2) Title fields, related to string length fields.","cvss_v4":null,"cvss_v3":null,"cwes":["CWE-119"],"references":["http://jvn.jp/jp/JVN%2347272891/index.html","http://secunia.com/advisories/23185","http://securitytracker.com/id?1017336","http://www.justsystem.co.jp/info/pd6005.html","http://www.lac.co.jp/business/sns/intelligence/SNSadvisory_e/92_e.html"],"products":["justsystem:hanako","justsystem:hanako_viewer","justsystem:ichitaro","justsystem:ichitaro_lite2","justsystem:ichitaro_viewer","justsystem:sanshiro"],"source":"nvd","synced_at":"2026-10-19T19:43:14.363260067+00:00"},"epss":{"cve":"CVE-2006-6400","score":0.03057,"percentile":0.87594,"date":"2026-10-31"},"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."]}