The client in Novell GroupWise 8.0x through 8.02HP3 allows remote attackers to execute arbitrary code or cause a denial of service (heap memory corruption and application crash) via a long e-mail address in an Address Book (aka .NAB) file.
Improper Control of Generation of Code The product constructs all or part of a code segment using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the syntax or behavior of the intended code segment.