CVE-2020-8146

Severity: high (CVSS 7.8 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.5% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2020-04-01 · updated 2026-06-17
Weakness: CWE-427

Description

In UniFi Video v3.10.1 (for Windows 7/8/10 x64) there is a Local Privileges Escalation to SYSTEM from arbitrary file deletion and DLL hijack vulnerabilities. The issue was fixed by adjusting the .tsExport folder when the controller is running on Windows and adjusting the SafeDllSearchMode in the windows registry when installing UniFi-Video controller. Affected Products: UniFi Video Controller v3.10.2 (for Windows 7/8/10 x64) and prior. Fixed in UniFi Video Controller v3.10.3 and newer.

Affected products

UniFi Video Controller (for Windows 7/8/10 x64): through 3.10.2

References

https://community.ui.com/releases/Security-advisory-bulletin-006-006/3cf6264e-e0e6-4e26-a331-1d271f84673e
https://community.ui.com/releases/Security-advisory-bulletin-006-006/3cf6264e-e0e6-4e26-a331-1d271f84673e

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