CVE-2011-4000: Nara Institute Of Science And Technology Chasen

High severity, CVSS 9.3. EPSS: 4.2% chance of exploitation in the next 30 days.

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: version 2.4.0 only; version 2.4.1 only; version 2.4.2 only; version 2.4.3 only; version 2.4.4 only

Published 2011-11-08. Last modified 2026-06-16.