CVE-2019-0841

7.8 HIGH CISA KEV - Actively Exploited
Published: April 09, 2019 Modified: October 29, 2025
View on NVD

Description

An elevation of privilege vulnerability exists when Windows AppX Deployment Service (AppXSVC) improperly handles hard links, aka 'Windows Elevation of Privilege Vulnerability'. This CVE ID is unique from CVE-2019-0730, CVE-2019-0731, CVE-2019-0796, CVE-2019-0805, CVE-2019-0836.

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CVSS v3.x Details

0.0 Low Medium High Critical 10.0
Vector String
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

References to Advisories, Solutions, and Tools

Patch Vendor Advisory Exploit Third Party Advisory
http://packetstormsecurity.com/files/152463/Microsoft-Windows-AppX-Deployment-Service-Privilege-Escalation.html
Source: secure@microsoft.com
Third Party Advisory VDB Entry
http://packetstormsecurity.com/files/153009/Internet-Explorer-JavaScript-Privilege-Escalation.html
Source: secure@microsoft.com
Third Party Advisory VDB Entry
http://packetstormsecurity.com/files/153114/Microsoft-Windows-AppX-Deployment-Service-Local-Privilege-Escalation.html
Source: secure@microsoft.com
Third Party Advisory VDB Entry
http://packetstormsecurity.com/files/153215/Microsoft-Windows-AppX-Deployment-Service-Local-Privilege-Escalation.html
Source: secure@microsoft.com
Third Party Advisory VDB Entry
http://packetstormsecurity.com/files/153642/AppXSvc-Hard-Link-Privilege-Escalation.html
Source: secure@microsoft.com
Exploit Third Party Advisory VDB Entry
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-0841
Source: secure@microsoft.com
Patch Vendor Advisory
https://www.exploit-db.com/exploits/46683/
Source: secure@microsoft.com
Exploit Third Party Advisory VDB Entry
https://www.zerodayinitiative.com/advisories/ZDI-19-360/
Source: secure@microsoft.com
Third Party Advisory VDB Entry
http://packetstormsecurity.com/files/152463/Microsoft-Windows-AppX-Deployment-Service-Privilege-Escalation.html
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory VDB Entry
http://packetstormsecurity.com/files/153009/Internet-Explorer-JavaScript-Privilege-Escalation.html
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory VDB Entry
http://packetstormsecurity.com/files/153114/Microsoft-Windows-AppX-Deployment-Service-Local-Privilege-Escalation.html
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory VDB Entry
http://packetstormsecurity.com/files/153215/Microsoft-Windows-AppX-Deployment-Service-Local-Privilege-Escalation.html
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory VDB Entry
http://packetstormsecurity.com/files/153642/AppXSvc-Hard-Link-Privilege-Escalation.html
Source: af854a3a-2127-422b-91ae-364da2661108
Exploit Third Party Advisory VDB Entry
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-0841
Source: af854a3a-2127-422b-91ae-364da2661108
Patch Vendor Advisory
https://www.exploit-db.com/exploits/46683/
Source: af854a3a-2127-422b-91ae-364da2661108
Exploit Third Party Advisory VDB Entry
https://www.zerodayinitiative.com/advisories/ZDI-19-360/
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory VDB Entry
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2019-0841
Source: 134c704f-9b21-4f2e-91b3-4a467353bcc0
US Government Resource

17 reference(s) from NVD

Quick Stats

CVSS v3 Score
7.8 / 10.0
EPSS (Exploit Probability)
80.8%
99th percentile
Exploitation Status
Actively Exploited
Remediation due: 2022-04-05

Weaknesses (CWE)

CWE-59 CWE-59

Affected Vendors

microsoft

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