Known Vulnerabilities
CVE-2021-21474
SAP HANA Database, versions - 1.0, 2.0, accepts SAML tokens with MD5 digest, an attacker who manages to obtain an MD5-digest signed SAML Assertion issued for an SAP HANA instance might be able to tamper with it and alter it in a way that the digest continues to be the same and without invalidating the digital signature, this allows them to impersonate as user in HANA database and be able to read the contents in the database.
CVE-2020-26834
SAP HANA Database, version - 2.0, does not correctly validate the username when performing SAML bearer token-based user authentication. It is possible to manipulate a valid existing SAML bearer token to authenticate as a user whose name is identical to the truncated username for whom the SAML bearer token was issued.
CVE-2019-0350
SAP HANA Database, versions 1.0, 2.0, allows an unauthorized attacker to send a malformed connection request, which crashes the indexserver of an SAP HANA instance, leading to Denial of Service