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'.

Affected

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

CVSS v3.1 NVD

7.8 HIGHCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

CVSS v2.0 NVD

7.2 HIGHAV:L/AC:L/Au:N/C:C/I:C/A:C

EPSS

8.59% chance of exploitation in the next 30 days, 95th percentile

CISA KEV

added 2023-04-07, used in ransomware campaigns

Published

2019-11-12

Updated

2025-10-21

Proof-of-concept exploits (6)

• CyberSec-Monkey/Zero2H4x0r0★ · 2026-06-15
• jas502n/CVE-2019-1388193★ · 2019-11-21
• jaychouzzk/CVE-2019-13880★ · 2019-11-21
• nobodyatall648/CVE-2019-138820★ · 2021-05-06
• suprise4u/CVE-2019-13887★ · 2021-06-07
• sv3nbeast/CVE-2019-138872★ · 2020-03-18

Exploit collections (1)

• CVE-2019-1388helloexp/0day

Security advisories

• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-1388
• https://www.zerodayinitiative.com/advisories/ZDI-19-975

References

• CVE Record
• NVD entry

Related

• CVE-2019-0193
• CVE-2019-5475
• CVE-2003-0264
• CVE-2009-0182
• CVE-2011-2523
• CVE-2019-12744