Stack-based buffer overflow in JSGCI.DLL in JustSystems Ichitaro 2005, 2006, and 2007…
Priority MEDIUM 47CWE-119Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- — Not recorded in CVSS 2.0
- Attack complexity
- Medium
- Impact type
- Code execution
- Confidentiality · integrity · availability
- Complete · Complete · Complete
- Fix status
- No fix listed
Attack profile from CVSS 2.0 · NVD. Fix status from CNA. Impact type from CWE-119 and the CVSS impact.
Summary
Stack-based buffer overflow in JSGCI.DLL in JustSystems Ichitaro 2005, 2006, and 2007 allows user-assisted remote attackers to execute arbitrary code via a crafted document, as actively exploited in December 2007 by the Tarodrop.F trojan. NOTE: some of these details are obtained from third party information.
Why it matters now
EPSS 0.04093 90th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
CPE configurations NVD · 3
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:justsystem:ichitaro:2005:*:*:*:*:*:*:* | 2005 | Vulnerable | Justsystem |
| cpe:2.3:a:justsystem:ichitaro:2006:*:*:*:*:*:*:* | 2006 | Vulnerable | Justsystem |
| cpe:2.3:a:justsystem:ichitaro:2007:*:*:*:*:*:*:* | 2007 | Vulnerable | Justsystem |
- cpe:2.3:a:justsystem:ichitaro:2005:*:*:*:*:*:*:* Versions 2005 Vulnerable ·Justsystem
- cpe:2.3:a:justsystem:ichitaro:2006:*:*:*:*:*:*:* Versions 2006 Vulnerable ·Justsystem
- cpe:2.3:a:justsystem:ichitaro:2007:*:*:*:*:*:*:* Versions 2007 Vulnerable ·Justsystem
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2007-6436
- 2026-10-03 Alias added: GHSA-6gmh-pj3w-crcf
References
More Justsystem Ichitaro vulnerabilities
- TI-2007-05460 Multiple buffer overflows in the rich text processing functionality in JustSystems… CVSS 2.0HIGH 9.3
- TI-2008-00205 Buffer overflow in JustSystems JSFC.DLL, as used in multiple JustSystems products such as… CVSS 2.0HIGH 9.3
- TI-2006-04179 Stack-based buffer overflow in Justsystem Ichitaro 9.x through 13.x, Ichitaro 2004, 2005… CVSS 2.0HIGH 7.5
- TI-2007-04111 Unspecified vulnerability, possibly a buffer overflow, in Justsystem Ichitaro 2007 and… CVSS 2.0MEDIUM 6.8
- TI-2006-06148 Buffer overflow in JustSystems Hanako 2004 through 2006, Hanako viewer 1.x, Ichitaro… CVSS 2.0MEDIUM 6.8
- TI-2006-05236 Unspecified vulnerability in Justsystem Ichitaro 2006, 2006 trial version, and Government… CVSS 2.0MEDIUM 5.1
Sources
- CVE-2007-6436 · CVE Program
- CVE-2007-6436 · NVD
- FIRST EPSS
- GHSA-6gmh-pj3w-crcf · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences