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CVE-2021-21474

Published: Feb 9, 2021Updated: Nov 21, 2024 Sources: CVE List NVDCWE-326
6.5MEDIUM
NVD MITRE
EPSS Score
0.7%
Top 50.2%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available
Self-Check
Not available

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.

No summary for this CVE yet.

CVSS Vector Breakdown

AV:NAC:LPR:HUI:NS:UC:HI:HA:N
Exploitability
AV:NAttack Vector
Network
AC:LAttack Complexity
Low
PR:HPrivileges Required
High
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:HConfidentiality
High
I:HIntegrity
High
A:NAvailability
None
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Weaknesses

CWE-326

Affected Products

sap
commercial·DEaka sap ag
hana databaseOn-premDatabase
Databases / relational
SAP SE
commercial·DEaka sap
SAP HANA DatabaseOn-prem
Enterprise Software / erp

Exploitability

Official Patch Available

Attack Graph

Products CVE Techniques Tactics

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MITRE ATT&CK

1 technique
Credential Access
View detailed technique mapping

References

https://launchpad.support.sap.com/#/notes/2992154
launchpad.support.sap.com
https://wiki.scn.sap.com/wiki/pages/viewpage.action?pageId=568460543
wiki.scn.sap.com

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