VulnerabilityModified
CVE-2018-8340
A security feature bypass vulnerability exists when Active Directory Federation Services (AD FS) improperly handles multi-factor authentication requests, aka "AD FS Security Feature Bypass Vulnerability." This affects Windows Server 2016, Windows Server…
MEDIUM 6.5EPSS 7.58%
Does this matter?
Lower severity and a low EPSS score (7.58%). Track it; it rarely justifies an emergency change on its own.
Description
A security feature bypass vulnerability exists when Active Directory Federation Services (AD FS) improperly handles multi-factor authentication requests, aka "AD FS Security Feature Bypass Vulnerability." This affects Windows Server 2016, Windows Server 2012 R2, Windows 10 Servers.
- CVSS 3.0
- 6.5 MEDIUMCVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
- EPSS
- 7.58% probability · 94th percentile
- CISA KEV
- Not listed
- Affected
- microsoft/windows server 2012 · microsoft/windows server 2016
- Source
- secure@microsoft.com
References
- http://www.securityfocus.com/bid/105029Third Party Advisory, VDB Entry
- http://www.securitytracker.com/id/1041474Third Party Advisory, VDB Entry
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8340Patch, Vendor Advisory
- http://www.securityfocus.com/bid/105029Third Party Advisory, VDB Entry
- http://www.securitytracker.com/id/1041474Third Party Advisory, VDB Entry
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8340Patch, Vendor Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.