Integer signedness error in ndiiop.exe in the DIIOP implementation in the server in IBM Lotus Domino before 8.5.3 allows remote attackers to execute arbitrary code via a GIOP client request, leading to a heap-based buffer overflow.

Stack-based buffer overflow in nrouter.exe in IBM Lotus Domino before 8.5.3 allows remote attackers to execute arbitrary code via a long name parameter in a Content-Type header in a malformed Notes calendar (aka iCalendar or iCal) meeting request, aka SPR KLYH87LL23.

Stack-based buffer overflow in ndiiop.exe in the DIIOP implementation in the server in IBM Lotus Domino before 8.5.3 allows remote attackers to execute arbitrary code via a GIOP getEnvironmentString request, related to the local variable cache.

The Evaluate LotusScript method in IBM Lotus Domino before 7.0.3 uses an incorrect security context for @ formula commands in some circumstances, which might allow remote authenticated users to gain privileges and obtain sensitive information.

Incomplete blacklist vulnerability in the Certificate Authority (CA) in IBM Lotus Domino before 7.0.3 allows local users, or attackers with physical access, to obtain sensitive information (passwords) when an administrator enters a "ca activate" or "ca unlock" command with any uppercase character, which bypasses a blacklist designed to suppress password logging, resulting in cleartext password disclosure in the console log and Admin panel.

Buffer overflow in the IMAP service in IBM Lotus Domino before 6.5.6 FP2, and 7.x before 7.0.3, allows remote authenticated users to execute arbitrary code via a long mailbox name.