Hi Tahir,
With EHP1 for SAP NetWeaver CE 7.1 release these two SAML specifications are supported SAML 1.0 and SAML 1.1.
SAML 2.0 is supported with SAP NetWeaver CE 7.2 and with all SAP NetWeaver releases and enhancement packages starting from SAP NetWeaver 7.3.
Kind regards,
Donka Dimitrova