CVE-2019-1476 — HIGH (7.8) — White Hats Nepal

Vulnerability 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-2019-1483.

CVSS Score

7.8

HIGH

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

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

HIGH

Availability

HIGH

Affected Products

Vendor	Product	Versions
Microsoft	Windows 10	1607
Microsoft	Windows Server 2016	-
Microsoft	Windows Server 2019	-

References

http://packetstormsecurity.com/files/155653/AppXSvc-17763-Arbitrary-File-OverwriExploitThird Party Advisory
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-1476PatchVendor Advisory
http://packetstormsecurity.com/files/155653/AppXSvc-17763-Arbitrary-File-OverwriExploitThird Party Advisory
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-1476PatchVendor Advisory

FAQ

What is CVE-2019-1476?

CVE-2019-1476 is a vulnerability with a CVSS score of 7.8 (HIGH). 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 f...

How severe is CVE-2019-1476?

CVE-2019-1476 has been rated HIGH with a CVSS base score of 7.8/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2019-1476?

Check the references section above for vendor advisories and patch information. Affected products include: Microsoft Windows 10, Microsoft Windows Server 2016, Microsoft Windows Server 2019.