Description
Robocode through 1.9.3.5 allows remote attackers to cause external service interaction (DNS), as demonstrated by a query for a unique subdomain name within an attacker-controlled DNS zone, because of a .openStream call within java.net.URL.
Remediation
References
https://sourceforge.net/p/robocode/bugs/406/
https://github.com/robo-code/robocode/commit/836c84635e982e74f2f2771b2c8640c3a34221bd#diff-0296a8f9d4a509789f4dc4f052d9c36f