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CVE-2014-2003
JustSystems JUST Online Update, as used in Ichitaro through 2014 and other products, does not properly validate signatures of update…
High7.6EPSS 3.6%
- Published
- Updated
- Reserved
- Assigned by
- jpcert
Description
JustSystems JUST Online Update, as used in Ichitaro through 2014 and other products, does not properly validate signatures of update modules, which allows remote attackers to spoof modules and execute arbitrary code via a crafted signature.
Timeline
ID reserved
By jpcert
- 4 months later
· 4 months later
Published
- 10 years later
· 10 years later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 2.0 | High7.6 | AV:N/AC:H/Au:N/C:C/I:C/A:C |
- EPSS (exploitation in 30 days)
- 3.6% · top 10% of all CVEs (8 Nov 2026)
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: High 7.6.
Weakness
Affected products
n/a
- affected n/a
References (4)
- http://www.justsystems.com/jp/info/js14002.html (opens in a new tab)x_refsource_CONFIRMx_transferred
- JVNDB-2014-000053 (opens in a new tab)third-party-advisoryx_refsource_JVNDBx_transferred
- JVN#50129191 (opens in a new tab)third-party-advisoryx_refsource_JVNx_transferred
- http://www.ipa.go.jp/security/ciadr/vul/20140611-jvn.html (opens in a new tab)x_refsource_MISCx_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)
Badge for a README or a ticket
[](https://cveledger.app/cve/CVE-2014-2003)Record last updated .