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 2019-11-12 6 y ago modified 2026-06-17 4 mo 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.
Timeline
- Published
- Added to CISA KEV
- CISA patch deadline
- CISA SSVC: exploitation active
Known exploited
- Added
- 3 y ago
- Patch by
- 2023-04-28 (3 y 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
- 21 mo ago
Exploit prediction
8.59% chance of exploitation in the next 30 days, higher than 95% of all scored CVEs (FIRST EPSS, 2026-11-08).
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
-
portal.msrc.microsoft.com
/en-US/security-guidance/advisory/CVE-2019-1388
patch, vendor-advisory
-
zerodayinitiative.com
/advisories/ZDI-19-975/
third-party-advisory
-
cisa.gov
/known-exploited-vulnerabilities-catalog?field_cve=CVE-2019-1388
government-resource, us-government-resource
Sources
- CVE List CVE-2019-1388
- NVD CVE-2019-1388
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