5.5

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.
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
SAP ≫ Hana Database Version2.00
Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 0.68% 0.476
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
nvd@nist.gov 5.4 2.8 2.5
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N
nvd@nist.gov 5.5 8 4.9
AV:N/AC:L/Au:S/C:P/I:P/A:N
cna@sap.com 4.2 1.6 2.5
CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:N
CWE-287 Improper Authentication

When an actor claims to have a given identity, the product does not prove or insufficiently proves that the claim is correct.

https://wiki.scn.sap.com/wiki/pages/viewpage.action?pageId=564757079
Vendor Advisory
https://launchpad.support.sap.com/#/notes/2978768
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