CVE-2019-1388: Microsoft Windows Certificate Dialog Privilege Escalation Vulnerability

CISA Known Exploited Vulnerabilities

Name

Microsoft Windows Certificate Dialog Privilege Escalation Vulnerability

Vendor

Microsoft

Product

Windows

Added to the catalog

2023-04-07

Due date for US federal agencies

2023-04-28

Weaknesses

CWE-269

Catalog version

2026.10.30

Microsoft Windows Certificate Dialog contains a privilege escalation vulnerability, allowing attackers to run processes in an elevated context.

Required action (CISA)

Apply updates per vendor instructions.

Ransomware use: CISA marks this vulnerability as known to be used in ransomware campaigns. CISA does not say which group used it.

Links in CISA's notes

• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-1388
• https://nvd.nist.gov/vuln/detail/CVE-2019-1388

Read on 2026-11-02T23:39:54.475Z under licence cisa-kev-cc0@b0067899 from https://www.cisa.gov/sites/default/files/feeds/known_exploited_vulnerabilities.json

NVD analysis

Status

Analyzed

Published

2019-11-12T19:15:12.583

Last modified

2026-06-17T02:28:30.783

Weaknesses

CWE-269

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'.

References

• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-1388 (Patch, Vendor Advisory)
• https://www.zerodayinitiative.com/advisories/ZDI-19-975/ (Third Party Advisory)
• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-1388 (Patch, Vendor Advisory)
• https://www.zerodayinitiative.com/advisories/ZDI-19-975/ (Third Party Advisory)
• https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2019-1388 (US Government Resource)

This product uses the NVD API but is not endorsed or certified by the NVD.

Read on 2026-11-02T23:41:43.468Z under licence nvd-api-terms-of-use@ff2a5288 from https://services.nvd.nist.gov/rest/json/cves/2.0?cveId=CVE-2019-1388

CVE record

Assigner

microsoft

State

PUBLISHED

Published

2019-11-12T18:52:54.000Z

Updated

2025-10-21T23:35:58.261Z

Problem types

Elevation of Privilege

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'.

References

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

Read on 2026-11-03T01:01:24.393Z under licence cve-terms-of-use@81bfa2f3 from https://raw.githubusercontent.com/CVEProject/cvelistV5/main/cves/2019/1xxx/CVE-2019-1388.json

Detection rules (SigmaHQ)

SigmaHQ rules whose own tags name this CVE. Each rule page shows the rule as its author published it.

• Exploiting CVE-2019-1388 (status stable, level critical)

Defensive techniques (MITRE D3FEND)

D3FEND maps these defensive techniques to the weakness (CWE) that NVD lists for this CVE, through the digital artifacts the weakness affects. D3FEND does not say they stop this vulnerability.

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