Describe CVE-2003-0638.
What is CVE-2003-0638?
Multiple buffer overflows in Novell iChain 2.1 before Field Patch 3, and iChain 2.2 before Field Patch 1a, allow attackers to cause a denial of service (ABEND) and possibly execute arbitrary code via (1) a long user name or (2) an unknown attack related to a "special script against login.".