Multiple buffer overflows in Lotus Domino Server 6.0.5 and 6.5.4 allow remote attackers to cause a denial of service (application crash) and possibly execute arbitrary code via large amounts of data in certain (1) time or (2) date fields.
https://exchange.xforce.ibmcloud.com/vulnerabilities/20042
http://www.ngssoftware.com/advisories/lotus-01.txt
http://www-1.ibm.com/support/docview.wss?rs=463&uid=swg21202431