Computer Associates ARCserve Backup 'xdr' Function Remote Vulnerability

There exists a buffer overflow vulnerability in CA BrightStor ARCserve Backup. The vulnerability is due to insufficient boundary checks in the xdr_rwsstring() library function. A remote unauthenticated attacker may exploit this vulnerability by sending a long parameter using this function into a daemon to process strings. Successful exploitation of this vulnerability can lead to arbitrary code execution on the vulnerable system in the context of the affected application.