| CVE-2020-0837 | Date: (C)2020-09-09 (M)2024-04-23 |
An elevation of privilege vulnerability exists when Active Directory Federation Services (ADFS) improperly handles multi-factor authentication requests. An attacker who successfully exploited this vulnerability could bypass some, but not all, of the authentication factors.
To exploit this vulnerability, an attacker could send a specially crafted authentication request.
This security update corrects how ADFS handles multi-factor authentication requests.
CVSS Score and Metrics +CVSS Score and Metrics -| CVSS V3 Severity: | CVSS V2 Severity: |
| CVSS Score : 5.0 | CVSS Score : 4.0 |
| Exploit Score: 1.6 | Exploit Score: 8.0 |
| Impact Score: 3.4 | Impact Score: 2.9 |
| |
| CVSS V3 Metrics: | CVSS V2 Metrics: |
| Attack Vector: NETWORK | Access Vector: NETWORK |
| Attack Complexity: HIGH | Access Complexity: LOW |
| Privileges Required: LOW | Authentication: SINGLE |
| User Interaction: NONE | Confidentiality: NONE |
| Scope: UNCHANGED | Integrity: PARTIAL |
| Confidentiality: LOW | Availability: NONE |
| Integrity: LOW | |
| Availability: LOW | |
| | |
