CVE-2018-8340 is a security feature bypass vulnerability in Active Directory Federation Services (AD FS) that affects Windows Server 2012 R2 and 2016. It allows an attacker to bypass multi-factor authentication (MFA) due to improper handling of MFA requests. With a CVSS score of 6.5 (Medium), this vulnerability has a low attack complexity and requires low privileges, potentially leading to high confidentiality impact. While there is no known public exploit code or Metasploit modules, the vulnerability has garnered significant community discussion and media coverage, indicating awareness of its potential impact.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
r2CPE matchmatch criteria | cpe:2.3:o:microsoft:windows_server_2012:r2:*:*:*:*:*:*:* | ||
Range not provided by sourceCPE matchmatch criteria | cpe:2.3:o:microsoft:windows_server_2016:-:*:*:*:*:*:*:* | ||
1709CPE matchmatch criteria | cpe:2.3:o:microsoft:windows_server_2016:1709:*:*:*:*:*:*:* | ||
1803CPE matchmatch criteria | cpe:2.3:o:microsoft:windows_server_2016:1803:*:*:*:*:*:*:* |
CVSS version used by this source: 3.0
CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.
The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.