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Vulnerability record · CVE-2007-4246 · published 8 August 2007

CVE-2007-4246: Justsystem ichitaro vulnerability

JJustsystem · Ichitaro

Unspecified vulnerability, possibly a buffer overflow, in Justsystem Ichitaro 2007 and earlier allows remote attackers to execute arbitrary code via a modified document, as actively exploited in August 2007 by malware such as Tarodrop.D (Tarodrop.Q), a different vulnerability than CVE-2006-4326, CVE-2006-5424, CVE-2006-6400, and CVE-2007-1938.

6.8 CVSS 2.0 Medium EPSS 3.1% · top 12.8%
6.8CVSS 2.0 base score
3.1%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
16References
16 Jun 2026Last modified by NVD

Description

Unspecified vulnerability, possibly a buffer overflow, in Justsystem Ichitaro 2007 and earlier allows remote attackers to execute arbitrary code via a modified document, as actively exploited in August 2007 by malware such as Tarodrop.D (Tarodrop.Q), a different vulnerability than CVE-2006-4326, CVE-2006-5424, CVE-2006-6400, and CVE-2007-1938.

AV:N/AC:M/Au:N/C:P/I:P/A:P

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://osvdb.org/39393
http://secunia.com/advisories/26317 Vendor Advisory
http://www.justsystem.co.jp/info/pd7003.html
http://www.securityfocus.com/bid/25187
http://www.symantec.com/enterprise/security_response/weblog/2007/08/unknown_exploit_compromises_ic.html
http://www.symantec.com/security_response/writeup.jsp?docid=2007-080210-4815-99
http://www.vupen.com/english/advisories/2007/2780
https://exchange.xforce.ibmcloud.com/vulnerabilities/35822
http://osvdb.org/39393
http://secunia.com/advisories/26317 Vendor Advisory
http://www.justsystem.co.jp/info/pd7003.html
http://www.securityfocus.com/bid/25187
http://www.symantec.com/enterprise/security_response/weblog/2007/08/unknown_exploit_compromises_ic.html
http://www.symantec.com/security_response/writeup.jsp?docid=2007-080210-4815-99
http://www.vupen.com/english/advisories/2007/2780
https://exchange.xforce.ibmcloud.com/vulnerabilities/35822

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

9.3CVE-2008-0223Justsystem ichitaro memory buffer overflow vulnerabilityBuffer overflow in JustSystems JSFC.DLL, as used in multiple JustSystems products such as Ichitaro, allows remote attackers to execute arbitrary code…EPSS 4.8%9.3CVE-2007-6436Justsystem ichitaro memory buffer overflow vulnerabilityStack-based buffer overflow in JSGCI.DLL in JustSystems Ichitaro 2005, 2006, and 2007 allows user-assisted remote attackers to execute arbitrary code…EPSS 4.1%9.3CVE-2007-5687Justsystem ichitaro memory buffer overflow vulnerabilityMultiple buffer overflows in the rich text processing functionality in JustSystems Ichitaro 2004 through 2007, 11 through 13, and other versions allo…EPSS 5.7%7.5CVE-2006-4326Justsystem formliner memory buffer overflow vulnerabilityStack-based buffer overflow in Justsystem Ichitaro 9.x through 13.x, Ichitaro 2004, 2005, 2006, and Government 2006; Ichitaro for Linux; and FormLine…EPSS 4.6%6.8CVE-2006-6400Justsystem hanako memory buffer overflow vulnerabilityBuffer overflow in JustSystems Hanako 2004 through 2006, Hanako viewer 1.x, Ichitaro 2004, Ichitaro 2005, Ichitaro Lite2, Ichitaro viewer 4.x, and Sa…EPSS 3.1%5.1CVE-2006-5424Justsystem ichitaro vulnerabilityUnspecified vulnerability in Justsystem Ichitaro 2006, 2006 trial version, and Government 2006 allows remote attackers to execute arbitrary code via …EPSS 2.9%

Source: NIST National Vulnerability Database (record CVE-2007-4246), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.