Unrated severityNVD Advisory· Published Sep 11, 2020· Updated Aug 4, 2024
ADFS MFA Elevation of Privilege Vulnerability
CVE-2020-0837
Description
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.
Affected products
8cpe:2.3:o:microsoft:windows_10_1809:*:*:*:*:*:*:x64:*+ 1 more
- cpe:2.3:o:microsoft:windows_10_1809:*:*:*:*:*:*:x64:*range: 10.0.0
- cpe:2.3:o:microsoft:windows_10_1809:*:*:*:*:*:*:x86:*range: 10.0.0
cpe:2.3:o:microsoft:windows_10:1903:*:*:*:*:*:*:*+ 1 more
- cpe:2.3:o:microsoft:windows_10:1903:*:*:*:*:*:*:*range: 10.0.0
- cpe:2.3:o:microsoft:windows_10_1909:*:*:*:*:*:*:x86:*range: 10.0.0
Patches
Vulnerability mechanics
References
1- portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-0837mitrex_refsource_MISC
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