CVE-2019-0863 (GCVE-0-2019-0863)
Vulnerability from cvelistv5 – Published: 2019-05-16 18:17 – Updated: 2025-10-21 23:45
VLAI
CISA KEV
Summary
An elevation of privilege vulnerability exists in the way Windows Error Reporting (WER) handles files, aka 'Windows Error Reporting Elevation of Privilege Vulnerability'.
Severity
7.8 (High)
CWE
- Elevation of Privilege
Assigner
References
2 references
| URL | Tags |
|---|---|
| https://portal.msrc.microsoft.com/en-US/security-… | x_refsource_MISC |
| http://packetstormsecurity.com/files/153008/Angry… | x_refsource_MISC |
Impacted products
6 products
| Vendor | Product | Version | |
|---|---|---|---|
| Microsoft | Windows |
Affected:
7 for 32-bit Systems Service Pack 1
Affected: 7 for x64-based Systems Service Pack 1 Affected: 8.1 for 32-bit systems Affected: 8.1 for x64-based systems Affected: RT 8.1 Affected: 10 for 32-bit Systems Affected: 10 for x64-based Systems Affected: 10 Version 1607 for 32-bit Systems Affected: 10 Version 1607 for x64-based Systems Affected: 10 Version 1703 for 32-bit Systems Affected: 10 Version 1703 for x64-based Systems Affected: 10 Version 1709 for 32-bit Systems Affected: 10 Version 1709 for x64-based Systems Affected: 10 Version 1803 for 32-bit Systems Affected: 10 Version 1803 for x64-based Systems Affected: 10 Version 1803 for ARM64-based Systems Affected: 10 Version 1809 for 32-bit Systems Affected: 10 Version 1809 for x64-based Systems Affected: 10 Version 1809 for ARM64-based Systems Affected: 10 Version 1709 for ARM64-based Systems |
|
| Microsoft | Windows Server |
Affected:
2008 R2 for x64-based Systems Service Pack 1 (Core installation)
Affected: 2008 R2 for Itanium-Based Systems Service Pack 1 Affected: 2008 R2 for x64-based Systems Service Pack 1 Affected: 2012 Affected: 2012 (Core installation) Affected: 2012 R2 Affected: 2012 R2 (Core installation) Affected: 2016 Affected: 2016 (Core installation) Affected: version 1803 (Core Installation) Affected: 2019 Affected: 2019 (Core installation) |
|
| Microsoft | Windows 10 Version 1903 for 32-bit Systems |
Affected:
unspecified
|
|
| Microsoft | Windows 10 Version 1903 for x64-based Systems |
Affected:
unspecified
|
|
| Microsoft | Windows 10 Version 1903 for ARM64-based Systems |
Affected:
unspecified
|
|
| Microsoft | Windows Server, version 1903 (Server Core installation) |
Affected:
unspecified
|
CISA KEV
Known Exploited Vulnerability - GCVE BCP-07 Compliant
KEV entry ID: 8e46e728-d57d-4715-90f4-1d5272088e9e
Exploited: Yes
Timestamps
First Seen: 2021-11-03
Asserted: 2021-11-03
Scope
Notes: KEV entry: Microsoft Windows Error Reporting (WER) Privilege Escalation Vulnerability | Affected: Microsoft / Windows | Description: Microsoft Windows Error Reporting (WER) contains a privilege escalation vulnerability due to the way it handles files, allowing for code execution in kernel mode. | Required action: Apply updates per vendor instructions. | Due date: 2022-05-03 | Known ransomware campaign use (KEV): Unknown | Notes (KEV): https://nvd.nist.gov/vuln/detail/CVE-2019-0863
Evidence
Type: Vendor Report
Signal: Successful Exploitation
Confidence: 80%
Source: cisa-kev
Details
| Cwes | |
|---|---|
| Feed | CISA Known Exploited Vulnerabilities Catalog |
| Product | Windows |
| Due Date | 2022-05-03 |
| Date Added | 2021-11-03 |
| Vendorproject | Microsoft |
| Vulnerabilityname | Microsoft Windows Error Reporting (WER) Privilege Escalation Vulnerability |
| Knownransomwarecampaignuse | Unknown |
References
Created: 2026-02-02 12:28 UTC
| Updated: 2026-02-06 07:17 UTC
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}
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Experimental. This forecast is provided for visualization only and may change without notice. Do not use it for operational decisions.
Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.
Sightings
| Author | Source | Type | Date | Other |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or observed by the user.
- Confirmed: The vulnerability has been validated from an analyst's perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
- Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
- Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
- Not confirmed: The user expressed doubt about the validity of the vulnerability.
- Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.
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