Vulnerability Report

CVE-2021-21474

Title: Sap Hana Database Cryptographic Failures

Cryptographic Failures

Proof Of Concept

No public PoC currently indexed for CVE-2021-21474.

CWE Category CWE-326
Published Date Feb 09, 2021
Modified Date Nov 21, 2024
Exploit Status Not Found
Score 6.5 CVSS v3.1
Exploit Probability (EPSS)
0.15%

Vulnerability Summary

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.

Impacted Vendors

S
sap 1

Reference Links

https://launchpad.support.sap.com/#/notes/2992154 https://wiki.scn.sap.com/wiki/pages/viewpage.action?pageId=568460543 https://launchpad.support.sap.com/#/notes/2992154 https://wiki.scn.sap.com/wiki/pages/viewpage.action?pageId=568460543
CVSS v3.1
Source Entity [email protected]
Severity MEDIUM
6.5
Attack Vector
NETWORK
Complexity
LOW
Privileges
N/A
Interaction
NONE
Confidentiality
N/A
Integrity
N/A
Availability
N/A
Scope
UNCHANGED
RAW VECTOR CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:N
CVSS v2.0
Source Entity [email protected]
Severity MEDIUM
5.5
Access Vector
N/A
Authentication
N/A
RAW VECTOR AV:N/AC:L/Au:S/C:P/I:P/A:N

Associated Attack Patterns (CAPEC)

Total: Patterns

CVE-2021-21474 Exploits & PoCs (Proof Of Concept)

No public PoCs found in our database for this CVE.

MODIFIED

Vulnerability data or affected products updated.

PUBLISHED

Vulnerability first announced in NVD.

Attack Vector Matrix

Access Vector NETWORK
Complexity LOW
Privileges N/A
Interaction NONE
CVSS Vector String CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:N

Affected Stack

No specific products linked.