Buffer overflow in Melange Chat System 1.10 allows remote attackers to cause a denial of service (chat server crash) and possibly execute arbitrary code via the msgText buffer in the chat_InterpretData function, as demonstrated via a long Nick (nickname) request.

Multiple buffer overflows in Melange Chat server 2.02 allow remote or local attackers to cause a denial of service (crash) and possibly execute arbitrary code via (1) a long argument in the /yell command, (2) long lines in the /etc/melange.conf configuration file, (3) long file names, or possibly other attacks.