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Fencer Intel
high 7.8

CVE-2019-1388 kev+ ransomware in the critical feed json

An elevation of privilege vulnerability exists in the Windows Certificate Dialog when it does not properly enforce user privileges, aka 'Wi…

published 6y ago modified 4mo ago also EUVD-2019-9945

cvss
7.8
version 3.1, CNA
cisa kev
Exploited
added 2023-04-07, used in ransomware
epss
8.6%
EPSS 8.6% chance of exploitation in 30 days, percentile 95%
public exploits
0
none known

Summary

An elevation of privilege vulnerability exists in the Windows Certificate Dialog when it does not properly enforce user privileges, aka 'Windows Certificate Dialog Elevation of Privilege Vulnerability'.

Patch / fix

cisa required action Apply updates per vendor instructions.

Is CVE-2019-1388 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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Timeline

  1. Published
  2. Added to CISA KEV
  3. CISA patch deadline
  4. CISA SSVC: exploitation active

Known exploited

Added
3y ago
Patch by
2023-04-28 (3y ago)
Ransomware
Known to be used in ransomware campaigns
Required action
Apply updates per vendor instructions.
Vendor, product
Microsoft, Windows
CISA name
Microsoft Windows Certificate Dialog Privilege Escalation Vulnerability

CISA SSVC

Exploitation
Active, exploited in the wild
Automatable
no
Technical impact
total
Assessed
last yr.

Exploit prediction

8.59% chance of exploitation in the next 30 days, higher than 95% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by version score vector
CISA ADP 3.1 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
NVD 3.1 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CNA 3.1 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
NVD 2.0 7.2 AV:L/AC:L/Au:N/C:C/I:C/A:C

Affected products

  • Microsoft Windows
  • Microsoft Windows Server
  • Microsoft Windows 10 Version 1903 for 32-bit Systems
  • Microsoft Windows 10 Version 1903 for x64-based Systems
  • Microsoft Windows 10 Version 1903 for ARM64-based Systems
  • Microsoft Windows Server, version 1903 (Server Core installation)

Classification

Weakness
  • CWE-269 Improper Privilege Management

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.