CVE 2007-1431
Multiple unspecified vulnerabilities in PennMUSH 1.8.3 before 1.8.3p1 and 1.8.2 before 1.8.2p3 allow attackers to cause a denial of service (crash) related to the (1) speak and (2) buy functions.
See the 
CVE page on Mitre.org
for more details.
