What happened
Improper restriction of XML external entity reference issue exists in DataSpider Servista 4.4 and earlier. If a specially crafted request is processed, arbitrary files on the file system where the server application for the product is installed may be read, or a denial-of-service (DoS) condition may occur.
Affected versions
DataSpider Servista: 4.4 and earlier Fixed: See vendor advisory.
Why it matters
Review the vendor advisory and exposure of the affected product to determine operational impact.
Detection & mitigation
- Apply vendor-provided updates or mitigations.
- Review affected product exposure and access logs.
Public PoC references
No public PoC reference has passed the current publication threshold.