CVE-2021-21474
CVSS V2 Medium 5.5
CVSS V3 Medium 6.5
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.
Overview
- CVE ID
- CVE-2021-21474
- Assigner
- cna@sap.com
- Vulnerability Status
- Analyzed
- Published Version
- 2021-02-09T21:15:13
- Last Modified Date
- 2022-07-12T17:42:04
Weakness Enumerations
CPE Configuration (Product)
| CPE | Vulnerable | Operator | Version Start | Version End |
|---|---|---|---|---|
| cpe:2.3:a:sap:hana_database:1.00:*:*:*:*:*:*:* | 1 | OR | ||
| cpe:2.3:a:sap:hana_database:2.00:*:*:*:*:*:*:* | 1 | OR |
CVSS Version 2
- Version
- 2.0
- Vector String
- AV:N/AC:L/Au:S/C:P/I:P/A:N
- Access Vector
- NETWORK
- Access Compatibility
- LOW
- Authentication
- SINGLE
- Confidentiality Impact
- PARTIAL
- Integrity Impact
- PARTIAL
- Availability Impact
- NONE
- Base Score
- 5.5
- Severity
- MEDIUM
- Exploitability Score
- 8
- Impact Score
- 4.9
CVSS Version 3
- Version
- 3.1
- Vector String
- CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:N
- Attack Vector
- NETWORK
- Attack Compatibility
- LOW
- Privileges Required
- HIGH
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality Impact
- HIGH
- Availability Impact
- NONE
- Base Score
- 6.5
- Base Severity
- MEDIUM
- Exploitability Score
- 1.2
- Impact Score
- 5.2
References
| Reference URL | Reference Tags |
|---|---|
| https://wiki.scn.sap.com/wiki/pages/viewpage.action?pageId=568460543 | Vendor Advisory |
| https://launchpad.support.sap.com/#/notes/2992154 | Permissions Required |
Sources
| Source Name | Source URL |
|---|---|
| NIST | https://nvd.nist.gov/vuln/detail/CVE-2021-21474 |
| MITRE | https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-21474 |
History
| Created | Old Value | New Value | Data Type | Notes |
|---|---|---|---|---|
| 2022-05-10 07:23:15 | Added to TrackCVE | |||
| 2022-12-05 21:46:05 | 2021-02-09T21:15Z | 2021-02-09T21:15:13 | CVE Published Date | updated |
| 2022-12-05 21:46:05 | 2022-07-12T17:42:04 | CVE Modified Date | updated | |
| 2022-12-05 21:46:05 | Analyzed | Vulnerability Status | updated |