Novell GroupWise Messenger (GWIM) before 2.0.3 Hot Patch 1 allows remote attackers to cause a denial of service (crash) via a long user ID, possibly involving a popup alert. NOTE: it is not clear whether this issue crosses privilege boundaries.
Improper Input Validation The product receives input or data, but it does
not validate or incorrectly validates that the input has the
properties that are required to process the data safely and
correctly.