CVE-2019-1303 — Link Following in Microsoft Windows

CWE-59 — Link FollowingCWE-269 — Improper Privilege Management9 documents3 sources
Severity
7.8HIGHNVD
EPSS
0.6%
top 29.43%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
26
Microsoft WindowsMicrosoft Windows 10 Version 1903 FOR 32-bit SystemsMicrosoft Windows 10 Version 1903 FOR Arm64-based Systems+23 more
Timeline
PublishedSep 11
Latest updateMay 24

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-2019-1253, CVE-2019-1278.

CVSS vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:HExploitability: 1.8 | Impact: 5.9

Affected Packages24 packages

▶CVEListV5microsoft/windows_server2019, 2019 (Core installation), version 1803 (Core Installation)+2

Patches

Patch: portal.msrc.microsoft.com ↗Patch: portal.msrc.microsoft.com ↗

🔴Vulnerability Details

4
GHSA
GHSA-wp5j-ppw9-22mw: An elevation of privilege vulnerability exists when the Windows AppX Deployment Server improperly handles junctions↗2022-05-24
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GHSA
GHSA-63x7-m3j2-hxwg: An elevation of privilege vulnerability exists in the way that ws2ifsl↗2022-05-24
▶
GHSA
GHSA-mgf9-3fp9-mhfh: An elevation of privilege vulnerability exists in the way that the unistore↗2022-05-24
▶
GHSA
GHSA-2fr6-xf6c-rwpx: An elevation of privilege vulnerability exists when the Windows AppX Deployment Server improperly handles junctions↗2022-05-24
▶

📋Vendor Advisories

1
Microsoft
Windows Elevation of Privilege Vulnerability↗2019-09-10
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CVE-2019-1303 — Link Following in Microsoft Windows | cvebase