Open Redirect Vulnerability in SAP HANA extended application services, advanced model (User Account and Authentication Services)

Vulnerability Description

The User Account and Authentication service (UAA) for SAP HANA extended application services, advanced model (SAP HANA XS advanced model) allows an unauthenticated attacker to craft a malicious link, that, when clicked by a victim, redirects the browser to a malicious site due to insufficient redirect URL validation. On successful exploitation attacker can cause limited impact on confidentiality, integrity, and availability of the system.

References

• https://me.sap.com/notes/3563929
• https://url.sap/sapsecuritypatchday