How severe is CVE-2006-5424?

CVE-2006-5424 has a CVSS 2.0 base score of 5.1, rated medium severity.

Is CVE-2006-5424 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (85th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2006-5424?

CVE-2006-5424 primarily affects Justsystem Ichitaro. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2006-5424?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2006-5424 published?

CVE-2006-5424 was published on 2006-10-20 and last updated on 2026-06-16.

CVE-2006-5424

CVE-2006-5424 is a medium-severity vulnerability in Justsystem Ichitaro with a CVSS 2.0 base score of 5.1. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-399.

Key facts

Severity: Medium (CVSS 2.0 base score 5.1)
EPSS exploit prediction: 3% (85th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-399
Affected product: Justsystem Ichitaro
Published: 2006-10-20
Last modified: 2026-06-16

Description

Unspecified vulnerability in Justsystem Ichitaro 2006, 2006 trial version, and Government 2006 allows remote attackers to execute arbitrary code via a modified document, possibly because of a buffer overflow, a different vulnerability than CVE-2006-4326.

Frequently asked questions

What is CVE-2006-5424?: Unspecified vulnerability in Justsystem Ichitaro 2006, 2006 trial version, and Government 2006 allows remote attackers to execute arbitrary code via a modified document, possibly because of a buffer overflow, a different vulnerability than CVE-2006-4326.
How severe is CVE-2006-5424?: CVE-2006-5424 has a CVSS 2.0 base score of 5.1, rated medium severity.
Is CVE-2006-5424 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (85th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2006-5424?: CVE-2006-5424 primarily affects Justsystem Ichitaro. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2006-5424?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2006-5424 published?: CVE-2006-5424 was published on 2006-10-20 and last updated on 2026-06-16.

References

Affected products (3)

cpe:2.3:a:justsystem:ichitaro:2006:*:*:*:*:*:*:*
cpe:2.3:a:justsystem:ichitaro:2006_government_edition:*:*:*:*:*:*:*
cpe:2.3:a:justsystem:ichitaro:2006_trial_edition:*:*:*:*:*:*:*

More vulnerabilities in Justsystem Ichitaro

CVE-2008-0223 — Critical (CVSS 9.3): Buffer overflow in JustSystems JSFC.DLL, as used in multiple JustSystems products such as Ichitaro, allows remote…
CVE-2007-6436 — Critical (CVSS 9.3): Stack-based buffer overflow in JSGCI.DLL in JustSystems Ichitaro 2005, 2006, and 2007 allows user-assisted remote…
CVE-2007-5687 — Critical (CVSS 9.3): Multiple buffer overflows in the rich text processing functionality in JustSystems Ichitaro 2004 through 2007, 11…
CVE-2006-4326 — High (CVSS 7.5): Stack-based buffer overflow in Justsystem Ichitaro 9.x through 13.x, Ichitaro 2004, 2005, 2006, and Government 2006;…
CVE-2007-4246 — Medium (CVSS 6.8): Unspecified vulnerability, possibly a buffer overflow, in Justsystem Ichitaro 2007 and earlier allows remote attackers…
CVE-2006-6400 — Medium (CVSS 6.8): Buffer overflow in JustSystems Hanako 2004 through 2006, Hanako viewer 1.x, Ichitaro 2004, Ichitaro 2005, Ichitaro…

All CVEs affecting Justsystem Ichitaro →

Other CWE-399 (Resource Management Errors) vulnerabilities

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CVE-2015-0339 — Critical (CVSS 10.0): Adobe Flash Player before 13.0.0.277 and 14.x through 17.x before 17.0.0.134 on Windows and OS X and before…
CVE-2015-0335 — Critical (CVSS 10.0): Adobe Flash Player before 13.0.0.277 and 14.x through 17.x before 17.0.0.134 on Windows and OS X and before…
CVE-2015-0333 — Critical (CVSS 10.0): Adobe Flash Player before 13.0.0.277 and 14.x through 17.x before 17.0.0.134 on Windows and OS X and before…
CVE-2014-4121 — Critical (CVSS 10.0): Microsoft .NET Framework 2.0 SP2, 3.5, 3.5.1, 4, 4.5, 4.5.1, and 4.5.2 does not properly parse internationalized…
CVE-2014-0560 — Critical (CVSS 10.0): Use-after-free vulnerability in Adobe Reader and Acrobat 10.x before 10.1.12 and 11.x before 11.0.09 on Windows and OS…

Browse all CWE-399 (Resource Management Errors) vulnerabilities →