HOMEVULNERABILITIESCVE-2012-0269
CRITICAL

CVE-2012-0269

CWE-119Published: April 27, 2012· Updated: Jun 16, 2026

9.3
CVSS v3.1

Official Description

Buffer overflow in JustSystems Ichitaro 2011 Sou, Ichitaro 2006 through 2011, Ichitaro Government 2006 through 2010, Ichitaro Portable with oreplug, Ichitaro Viewer, JUST School, JUST School 2009 and 2010, JUST Jump 4, JUST Frontier, oreplug, Shuriken Pro4, Shuriken 2007 through 2010, Shuriken Pro4 Corporate Edition, Shuriken CE/2007 through CE/2009 Corporate Edition, Shuriken 2010 Corporate Edition, Rekishimail Sengokubusho no missho, and Bakumatsushishi no missho allows remote attackers to execute arbitrary code via a crafted image file.

NVD Source

Technical Analysis

CVE-2012-0269 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.

Exploitation requires some privileges, which limits the exposure to scenarios where an attacker has already gained initial access.

From a weakness classification perspective (CWE-119): Buffer overflow vulnerabilities can lead to arbitrary code execution or denial of service by corrupting adjacent memory.

CVSS v3.1 Vector Breakdown

Exploitability
Attack VectorNetwork
Attack ComplexityM
Privileges Req.
User Interaction
Scope
Impact
ConfidentialityC
IntegrityC
AvailabilityC
AV:N/AC:M/Au:N/C:C/I:C/A:C

Affected Vendors & Products

justsystems11 product(s)
ichitaroichitaro portable with oreplugichitaro viewerjust frontierjust jumpjust schooloreplugrekishimail bakumatsushishi no misshorekishimail sengokubusho no misshoshurikenshuriken pro
Source: NVD CPE · 21 total CPE entries

Exploit & PoC Resources

NO KNOWN EXPLOITNo public exploit confirmed at this time
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Official Patches & Advisories

All References (6)

Quick Facts

CVE IDCVE-2012-0269
CVSS Score9.3 / 10
SeverityCRITICAL
WeaknessCWE-119
CISA KEVNo
Affected1 vendor(s)
PublishedApr 27, 2012

Related CVEs (CWE-119)

Recommended Actions

  • Apply vendor patches immediately
  • Monitor CVE-2012-0269 in threat intel feeds
  • Review IDS/IPS signatures for exploitation attempts
Data sourced from NVD (NIST), CISA KEV, and EPSS (FIRST). Analysis generated by CTIWATCH.COM. CVE data is provided under the NVD usage policy.