CVE Vulnerability

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.

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

5.4 /10

CVSS v3.0 : MEDIUM

V3 Legend

Vector :

Exploitability : 2.8 / Impact : 2.5

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact LOW

Integrity Impact LOW

Availability Impact NONE

Scope UNCHANGED

References
Link Resource
https://wiki.scn.sap.com/wiki/pages/viewpage.action?pageId=564757079 Vendor Advisory
https://launchpad.support.sap.com/#/notes/2978768 Permissions Required
Configurations

Configuration 1

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

Published : 2020-12-09 05:15

Updated : 2020-12-10 09:38

NVD link : CVE-2020-26834

Mitre link : CVE-2020-26834

Products Affected
No products.
CWE
CWE-287