CVE-2021-21474

MEDIUM
6.5
CVSS Score
Published: February 9, 2021 at 08:44 PM UTC
Updated: June 17, 2026 at 03:35 AM UTC
1 product affected across 1 vendorHana Database

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Severity
MEDIUM6.5
Exploit prediction
EPSS 0.7%

Description

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.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

v < 1.0v < 2.01.002.00
Affected range stops below 1.0, so it looks safe — our inference, not a vendor statement
Affected range stops below 2.0, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

CVSS

Attack Vector
NETWORK
Complexity
LOW
Privileges
HIGH
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
NONE
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-326

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