obotex Viking Server Buffer Overflow Vulnerability

Viking Server is a Web server developed by Robotex. Several buffer overflows have been detected in this Web server.

A malicious user can crash the Viking Server by issuing a large "GET" request or setting one of the "Unless-Modified-Since", "If-Range", "If-Modified-Since" HTTP fields to a large value (approximately 15000 characters). All versions of Viking Web server through Version 1.06 (Release 371) are vulnerable.

By exploiting this vulnerability, unauthorized users can either create a denial of service or execute arbitrary code on the Web server.

Upgrade to the latest version of Viking Server, which is available for download from the Robtex Web site.