Unspecified vulnerability in JustSystems Ichitaro 2006 through 2011; Ichitaro Government 6, 7, and 2006 through 2010; Ichitaro 2011 Sou; Ich
Unspecified vulnerability in JustSystems Ichitaro 2006 through 2011; Ichitaro Government 6, 7, and 2006 through 2010; Ichitaro 2011 Sou; Ichitaro 2012 Shou; Ichitaro 2013 Gen and Gen Trial Edition; Ichitaro Pro; Ichitaro Pro 2 and Pro 2 Trial Edition; Ichitaro Viewer; and Ichitaro Portable with oreplug allows remote attackers to execute arbitrary code via a crafted document.
- Published
- Nov 13, 2013
- Updated
- Jun 16, 2026
- EPSS
- 4.6% · 91th percentile
- CWE
- —
Sign in to follow · You’ll be notified if a followed record enters KEV, gets an exploit or is updated.
Report tools
Action score
38
Monitor
Low priority for now.
- CVSS
- 37 / 40 · 9.3 / 10
- CISA KEV
- 0 / 30 · Not listed
- EPSS
- 1 / 30 · 4.6%
Noroxi analysis
No Noroxi analysis for this record yet
We don't hand-write analysis for the hundreds of thousands of vulnerabilities in the database; that wouldn't be honest. For notable, high-impact vulnerabilities our team writes the mechanism, detection and remediation steps.
We use this product, ask for helpAffected systems
| Vendor | Product | CPE |
|---|---|---|
| justsystems | ichitaro pro | cpe:2.3:a:justsystems:ichitaro_pro |
| justsystems | ichitaro portable with oreplug | cpe:2.3:a:justsystems:ichitaro_portable_with_oreplug |
| justsystems | ichitaro | cpe:2.3:a:justsystems:ichitaro |
| justsystems | ichitaro viewer | cpe:2.3:a:justsystems:ichitaro_viewer |
Affected versions
NVD version ranges (for catalog products). Add the product to your stack with a version and matching uses these.
- justsystems ichitaro2006
- justsystems ichitaro2007
- justsystems ichitaro2008
- justsystems ichitaro2009
- justsystems ichitaro2010
- justsystems ichitaro2011
- justsystems ichitaro2012
- justsystems ichitaro2013
- justsystems ichitaro6
- justsystems ichitaro7
- justsystems ichitaro portable with oreplugall versions
- justsystems ichitaro proall versions
- justsystems ichitaro pro2
- justsystems ichitaro viewerall versions
Remediation
Which version to upgrade to
Fix versions compiled from the vendor, package registries and Microsoft. Verify the vendor's note before upgrading.
No fix version is recorded for this entry. Check the references for vendor advisories.
Exploit status
No known public exploit
No public exploit has been observed yet. That doesn't mean you're safe, only that the bar is a little higher.
Research context
For pentesters and researchers: attack profile, score disagreement, timeline, patch commits, credits, variant and chain candidates, bug bounty scope. All derived from existing data; no exploit code.
Timeline
From publication to today: proof of concept, Metasploit module, CISA KEV and fix record. Dates are as reported by the sources.
No dated events beyond publication.
FIRST EPSS daily score; only changes of 0.01 or more are recorded (step chart).
Patch and commit links
Commit, PR and diff links among the references. A starting point for patch-diffing and variant hunting; fixes, not exploits.
No commit or PR link among the references.
Credits
All researchersFinders, reporters and analysts named in the CNA record. Click a name for that researcher’s other records.
No credits in the CNA record.
Variant candidates
Same product, same weakness class, within 18 months. If the patch missed the root cause, the sibling bug is here.
No nightly-computed relations.
Chain candidates
An authentication bypass and a privilege-requiring bug in the same product, published close together: combined they may become an unauthenticated path.
—
Bug bounty scope
No known public program.
Source: bounty-targets-data (public HackerOne, Bugcrowd, Intigriti, YesWeHack listings).
Technical details
Attack conditions
If successful
- Confidentiality
- C · data can be read
- Integrity
- C · data or configuration can be modified
- Availability
- C · the service can be disrupted
- Attack complexity
- M
- Confidentiality impact
- C
- Integrity impact
- C
- Availability impact
- C
Weakness class (CWE)
—
CVSS vector
AV:N/AC:M/Au:N/C:C/I:C/A:C
nvd-primary
Attack context
MITRE CAPEC attack patterns and ATT&CK techniques for this weakness class (CWE). A starting point for detection rules and threat hunting.
MITRE has no CAPEC/ATT&CK mapping for this CWE.
Change log
No changes recorded on tracked fields yet. Score, KEV, exploit maturity and fix status changes appear here.
References
- jvn.jp/en/jp/JVN44999463/index.html
- jvndb.jvn.jp/jvndb/JVNDB-2013-000103
- www.justsystems.com/jp/info/js13003.html
Vendor advisories and official records. Exploit/PoC links are deliberately left out.