// For flags

CVE-2021-21474

 

Severity Score

6.5
*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

0
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

-
*SSVC
Descriptions

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.

SAP HANA Database, versiones - 1.0, 2.0, acepta tokens SAML con un digest MD5, un atacante que logra obtener una afirmación SAML firmada por un digest MD5 emitida para una instancia de SAP HANA podría manipularla y alterarla de una manera que el digest sigue siendo el mismo y sin invalidar la firma digital, esto les permite hacerse pasar por usuario en la base de datos HANA y poder leer los contenidos en la base de datos

*Credits: N/A
CVSS Scores
Attack Vector
Network
Attack Complexity
Low
Privileges Required
High
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
None
Attack Vector
Network
Attack Complexity
Low
Authentication
Single
Confidentiality
Partial
Integrity
Partial
Availability
None
* Common Vulnerability Scoring System
SSVC
  • Decision:-
Exploitation
-
Automatable
-
Tech. Impact
-
* Organization's Worst-case Scenario
Timeline
  • 2020-12-30 CVE Reserved
  • 2021-02-09 CVE Published
  • 2023-03-08 EPSS Updated
  • 2024-08-03 CVE Updated
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
  • ---------- First Exploit
CWE
  • CWE-326: Inadequate Encryption Strength
CAPEC
References (1)
URL Tag Source
URL Date SRC
URL Date SRC
URL Date SRC
https://wiki.scn.sap.com/wiki/pages/viewpage.action?pageId=568460543 2022-07-12
Affected Vendors, Products, and Versions
Vendor Product Version Other Status
Vendor Product Version Other Status <-- --> Vendor Product Version Other Status
Sap
Search vendor "Sap"
 Hana Database
Search vendor "Sap" for product "Hana Database"
 1.00
Search vendor "Sap" for product "Hana Database" and version "1.00"
-
Affected
Sap
Search vendor "Sap"
 Hana Database
Search vendor "Sap" for product "Hana Database"
 2.00
Search vendor "Sap" for product "Hana Database" and version "2.00"
-
Affected