THREATPORT/VULNERABILITY/CVE-2007-6436
HIGH SEVERITY

CVE-2007-6436

Ichitaro vulnerability

CVSS
9.3
EPSS
4.1%
EPSS pct
90th
Exploited
No known
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.
Affected vendor
Justsystem
Affected product
Ichitaro
CVSS vector
AV:N/AC:M/Au:N/C:C/I:C/A:C
Weakness type (CWE)
  • CWE-119 — Improper Restriction of Operations within Memory Bounds
Published
2007-12-18

Risk analysis

Based on its CVSS vector, this vulnerability is exploitable over the network, medium attack complexity, requiring no authentication. Successful exploitation leads to complete impact to confidentiality, complete impact to integrity, complete impact to availability.

Its EPSS score of 4.1% reflects a lower probability of exploitation activity in the wild over the next 30 days, placing it above 90% of all scored CVEs.

Check your external exposure to CVE-2007-6436

  • Confirm whether Justsystem Ichitaro is running on any internet-facing host or subdomain.
  • Match discovered service fingerprints against the version affected by CVE-2007-6436.
  • Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2007-6436

ThreatPort's external attack surface scanner checks your internet-facing assets — agentlessly, from the outside in — for the exposed services and versions that CVE-2007-6436 affects, then prioritises the finding by real risk using CISA KEV and FIRST.org EPSS.

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