CVE-2025-50173 — Weak Authentication in Microsoft Multimedia Redirection Installer

CWE-1390 — Weak Authentication5 documents5 sources
Severity
7.8HIGHNVD
EPSS
0.2%
top 60.67%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
28
Microsoft Multimedia Redirection InstallerMicrosoft Windows 10 Version 1507Microsoft Windows 10 Version 1607+25 more
Timeline
PublishedAug 12
Latest updateSep 10

Description

Weak authentication in Windows Installer allows an authorized attacker to elevate privileges locally.

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 Packages27 packages

▶NVDmicrosoft/windows< 10.0.14393.8330+5
▶NVDmicrosoft/windows_10_1507< 10.0.10240.21100
▶NVDmicrosoft/windows_10_1607< 10.0.14393.8330
▶NVDmicrosoft/windows_10_1809< 10.0.17763.7678
▶NVDmicrosoft/windows_10_21h2< 10.0.19044.6216

🔴Vulnerability Details

2
CVEList
Windows Installer Elevation of Privilege Vulnerability↗2025-08-12
▶
GHSA
GHSA-c5jq-762r-q8rg: Weak authentication in Windows Installer allows an authorized attacker to elevate privileges locally↗2025-08-12
▶

📋Vendor Advisories

1
Microsoft
Windows Installer Elevation of Privilege Vulnerability↗2025-08-12
▶

🕵️Threat Intelligence

1
Bleepingcomputer
Microsoft fixes app install issues caused by August Windows updates↗2025-09-10
▶
CVE-2025-50173 — Weak Authentication in Microsoft | cvebase