# CVE-2019-1388

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'.

- Page: https://www.vulneraibility.com/cve/CVE-2019-1388
- CVSS: 7.8
- Known exploited: yes, in CISA KEV since 2023-04-07; CISA due date 2023-04-28; known ransomware use
- EPSS: 8.59% (percentile 95.2)
- Unvetted proof-of-concept code on GitHub: 6 GitHub proofs of concept (first 2019-11-21)
- CISA SSVC: exploitation active, automatable no, technical impact total (assessed 2025-02-07)
- Weakness: CWE-269
- Published: 2019-11-12

## Affected versions

- Microsoft Windows: affected 7 for 32-bit Systems Service Pack 1; 7 for x64-based Systems Service Pack 1; 8.1 for 32-bit systems; 8.1 for x64-based systems; RT 8.1; 10 for 32-bit Systems; 10 for x64-based Systems; 10 Version 1607 for 32-bit Systems; 10 Version 1607 for x64-based Systems; 10 Version 1709 for 32-bit Systems; 10 Version 1709 for x64-based Systems; 10 Version 1803 for 32-bit Systems; 10 Version 1803 for x64-based Systems; 10 Version 1803 for ARM64-based Systems; 10 Version 1809 for 32-bit Systems; 10 Version 1809 for x64-based Systems; 10 Version 1809 for ARM64-based Systems; 10 Version 1709 for ARM64-based Systems
- Microsoft Windows Server: affected 2008 R2 for x64-based Systems Service Pack 1 (Core installation); 2008 R2 for Itanium-Based Systems Service Pack 1; 2008 R2 for x64-based Systems Service Pack 1; 2008 for 32-bit Systems Service Pack 2 (Core installation); 2012; 2012 (Core installation); 2012 R2; 2012 R2 (Core installation); 2016; 2016  (Core installation); version 1803  (Core Installation); 2019; 2019  (Core installation); 2008 for Itanium-Based Systems Service Pack 2; 2008 for 32-bit Systems Service Pack 2; 2008 for x64-based Systems Service Pack 2; 2008 for x64-based Systems Service Pack 2 (Core installation)

A version outside these ranges is not a statement that it is unaffected.

## References

- [other] https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-1388
- [other] https://www.zerodayinitiative.com/advisories/ZDI-19-975/
- [other] https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2019-1388

---
Summary, impact and action are written by the vulneraibility.com AI analysis pipeline from the CVE record, NVD, CISA and FIRST data; verify against the references.