CVE-2019-1253

7.8 HIGH CISA KEV - Actively Exploited
Published: September 11, 2019 Modified: October 29, 2025
View on NVD

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.

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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/154488/AppXSvc-17763.1.amd64fre.rs5_release.180914-1434-Privilege-Escalation.html
Source: secure@microsoft.com
Third Party Advisory VDB Entry
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-1253
Source: secure@microsoft.com
Patch Vendor Advisory
http://packetstormsecurity.com/files/154488/AppXSvc-17763.1.amd64fre.rs5_release.180914-1434-Privilege-Escalation.html
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory VDB Entry
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-1253
Source: af854a3a-2127-422b-91ae-364da2661108
Patch Vendor Advisory
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2019-1253
Source: 134c704f-9b21-4f2e-91b3-4a467353bcc0
US Government Resource

5 reference(s) from NVD

Quick Stats

CVSS v3 Score
7.8 / 10.0
EPSS (Exploit Probability)
28.1%
96th percentile
Exploitation Status
Actively Exploited
Remediation due: 2022-04-05

Weaknesses (CWE)

CWE-59

Affected Vendors

microsoft

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