What’s Vulnerable › Vulnerabilities

CVE-2011-4000

• Severity: critical (CVSS 9.3 v2.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 4.2% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2011-11-08 · updated 2026-06-16
• Weakness: CWE-119

Description

Buffer overflow in ChaSen 2.4.x allows remote attackers to execute arbitrary code via a crafted string.

Affected products

• Nara Institute Of Science And Technology Chasen: 2.4.0, 2.4.1, 2.4.2, 2.4.3, 2.4.4

References

• http://jvn.jp/en/jp/JVN16901583/index.html
• http://jvndb.jvn.jp/jvndb/JVNDB-2011-000099
• http://secunia.com/advisories/47458
• https://hermes.opensuse.org/messages/13154862
• https://hermes.opensuse.org/messages/13155433
• http://jvn.jp/en/jp/JVN16901583/index.html
• http://jvndb.jvn.jp/jvndb/JVNDB-2011-000099
• http://secunia.com/advisories/47458
• https://hermes.opensuse.org/messages/13154862
• https://hermes.opensuse.org/messages/13155433

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