VULNERABILITY INTELLIGENCE

CVE-2019-1253

CVSS score7.8 HIGH

EPSS probability11.62%

CISA KEVKnown exploited vulnerability

Published2019-09-11

Last modified2026-06-17

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

Known Exploited Vulnerability

Microsoft Windows AppX Deployment Server Privilege Escalation Vulnerability

Vendor / product: Microsoft / Windows

Description

An elevation of privilege vulnerability exists when the Windows AppX Deployment Server improperly handles junctions.To exploit this vulnerability, an attacker would first have to gain execution on the victim system, aka 'Windows Elevation of Privilege Vulnerability'. This CVE ID is unique from CVE-2019-1215, CVE-2019-1278, CVE-2019-1303.

Weakness classification

CWE-59: Improper Link Resolution Before File Access ('Link Following')

Primary references

secure@microsoft.com — Third Party Advisory, VDB Entry
secure@microsoft.com — Patch, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108 — Third Party Advisory, VDB Entry
af854a3a-2127-422b-91ae-364da2661108 — Patch, Vendor Advisory
134c704f-9b21-4f2e-91b3-4a467353bcc0 — US Government Resource