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Fencer Intel
medium 6.3

CVE-2019-0975 json

A security feature bypass vulnerability exists when Active Directory Federation Services (ADFS) improperly updates its list of banned IP ad…

published 7y ago modified 4mo ago also EUVD-2019-1710

cvss
6.3
version 3.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
1.8%
EPSS 1.8% chance of exploitation in 30 days, percentile 78%
public exploits
0
none known

Summary

A security feature bypass vulnerability exists when Active Directory Federation Services (ADFS) improperly updates its list of banned IP addresses. To exploit this vulnerability, an attacker would have to convince a victim ADFS administrator to update the list of banned IP addresses. This security update corrects how ADFS updates its list of banned IP addresses., aka 'ADFS Security Feature Bypass Vulnerability'. This CVE ID is unique from CVE-2019-1126.

Patch / fix

Is CVE-2019-0975 in your stack? Fencer shows which of your repositories are affected as soon as an advisory lands, and opens the fix as a pull request.

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Exploit prediction

1.82% chance of exploitation in the next 30 days, higher than 78% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by version score vector
NVD 3.0 6.3 CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L
NVD 2.0 6.8 AV:N/AC:M/Au:N/C:P/I:P/A:P

Affected products

  • Microsoft Windows Server
  • Microsoft Windows Server, version 1903 (Server Core installation)

References

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.