Vulnerability Monitor

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CVE-2019-0841

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.

Published

2019-04-09T21:29:01.990

Last Modified

2025-10-29T14:40:19.527

Status

Analyzed

Source

[email protected]

Severity

CVSSv3.1: 7.8 (HIGH)

CVSSv2 Vector

AV:L/AC:L/Au:N/C:C/I:C/A:C

Access Vector: LOCAL
Access Complexity: LOW
Authentication: NONE
Confidentiality Impact: COMPLETE
Integrity Impact: COMPLETE
Availability Impact: COMPLETE

Exploitability Score

3.9

Impact Score

10.0

Weaknesses

Type: Primary
CWE-59
Type: Secondary
CWE-59

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Operating System	microsoft	windows_10_1703	*	Yes
Operating System	microsoft	windows_10_1709	*	Yes
Operating System	microsoft	windows_10_1803	*	Yes
Operating System	microsoft	windows_10_1809	*	Yes
Operating System	microsoft	windows_server_2016	1803	Yes
Operating System	microsoft	windows_server_2019	-	Yes

References

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