CVE Vulnerability

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.

5.5 /10

CVSS v2.0 :

V3 Legend

Vector :

Exploitability : 8 / Impact : 4.9

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact NONE

Scope

6.5 /10

CVSS v3.0 : MEDIUM

V3 Legend

Vector :

Exploitability : 1.2 / Impact : 5.2

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required HIGH

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact NONE

Scope UNCHANGED

References
Link Resource
https://wiki.scn.sap.com/wiki/pages/viewpage.action?pageId=568460543 Vendor Advisory
https://launchpad.support.sap.com/#/notes/2992154 Permissions Required
Configurations

Configuration 1

cpe:2.3:a:sap:hana_database:2.00:*:*:*:*:*:*:*
cpe:2.3:a:sap:hana_database:1.00:*:*:*:*:*:*:*
Information

Published : 2021-02-09 09:15

Updated : 2022-07-12 05:42

NVD link : CVE-2021-21474

Mitre link : CVE-2021-21474

Products Affected
No products.
CWE
CWE-326

Inadequate Encryption Strength