SAP BusinessObjects BI Platform (Crystal Report), versions – 4.1, 4.2, 4.3, does not sufficiently validate uploaded XML entities during crystal report generation due to missing XML validation, An attacker with basic privileges can inject some arbitrary XML entities leading to internal file disclosure, internal directories disclosure, Server-Side Request Forgery (SSRF) and denial-of-service (DoS).
Source: https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-26831
Reference (s):
- https://launchpad.support.sap.com/#/notes/2989075
- URL: https://launchpad.support.sap.com/#/notes/2989075
- https://wiki.scn.sap.com/wiki/pages/viewpage.action?pageId=564757079
- URL: https://wiki.scn.sap.com/wiki/pages/viewpage.action?pageId=564757079