CVE-2020-26834

Published Dec 9, 2020

Last updated 4 years ago

Overview

Description
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.
Source
cna@sap.com
NVD status
Analyzed

Risk scores

CVSS 3.1

Type
Primary
Base score
5.4
Impact score
2.5
Exploitability score
2.8
Vector string
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N
Severity
MEDIUM

CVSS 3.0

Type
Secondary
Base score
4.2
Impact score
2.5
Exploitability score
1.6
Vector string
CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:N
Severity
MEDIUM

CVSS 2.0

Type
Primary
Base score
5.5
Impact score
4.9
Exploitability score
8
Vector string
AV:N/AC:L/Au:S/C:P/I:P/A:N

Weaknesses

nvd@nist.gov
CWE-287

Social media

Hype score
Not currently trending

Configurations