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CVE-2011-1331
JustSystems Ichitaro 2005 through 2011, Ichitaro Government 6, Ichitaro Government 2006 through 2010, Ichitaro Portable, Ichitaro Pro, and…
High9.3EPSS 5.6%
- Published
- Updated
- Reserved
- Assigned by
- jpcert
Description
JustSystems Ichitaro 2005 through 2011, Ichitaro Government 6, Ichitaro Government 2006 through 2010, Ichitaro Portable, Ichitaro Pro, and Ichitaro Viewer allow remote attackers to execute arbitrary code or cause a denial of service (heap memory corruption) via a crafted document, as exploited in the wild in early 2011.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 2.0 | High9.3 | AV:N/AC:M/Au:N/C:C/I:C/A:C |
- EPSS (exploitation in 30 days)
- 5.6% · top 7.1% of all CVEs (2 Nov 2026)
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: High 9.3.
Weakness
Affected products
n/a
- affected n/a
References (7)
- 44956 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- 48283 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- JVNDB-2011-000043 (opens in a new tab)third-party-advisoryx_refsource_JVNDBx_transferred
- ichitaro-unspec-bo(68072) (opens in a new tab)vdb-entryx_refsource_XFx_transferred
- http://www.justsystems.com/jp/info/js11001.html (opens in a new tab)x_refsource_CONFIRMx_transferred
- http://www.symantec.com/connect/blogs/targeted-attacks-2011-using-ichitaro-zero-day-vulnerability (opens in a new tab)x_refsource_MISCx_transferred
- JVN#87239473 (opens in a new tab)third-party-advisoryx_refsource_JVNx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Record last updated .