CVE-2020-37030

HIGH

Outline Service 1.3.3 - Privilege Escalation

Title source: llm
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for CVE-2020-37030. PoCs published by Minh Tuan.

AI-analyzed exploit summary This is a writeup describing an unquoted service path vulnerability in Outline Service 1.3.3. The vulnerability could allow local privilege escalation if an attacker can place an executable in a path that is executed due to improper quoting.

Description

Outline Service 1.3.3 contains an unquoted service path vulnerability that allows local users to potentially execute arbitrary code with elevated system privileges. Attackers can exploit the unquoted binary path in C:\Program Files (x86)\Outline to inject malicious code that would execute with LocalSystem permissions during service startup.

Exploits (1)

exploitdb WRITEUP
by Minh Tuan · textlocalwindows
https://www.exploit-db.com/exploits/48414

This is a writeup describing an unquoted service path vulnerability in Outline Service 1.3.3. The vulnerability could allow local privilege escalation if an attacker can place an executable in a path that is executed due to improper quoting.

Classification
Writeup 90%
Attack Type
Lpe
Complexity
Moderate
Reliability
Theoretical
Target: Outline Service 1.3.3
Auth required
Prerequisites: Local access to the system · Ability to write to the system root path or a directory in the unquoted path
devstral-2 · analyzed Feb 16, 2026 Full analysis →

References (3)

Core 3
Core References
Exploit, Third Party Advisory exploit
https://www.exploit-db.com/exploits/48414
Various Sources product
https://getoutline.org/vi/home

Scores

CVSS v3 7.8
EPSS 0.0013
EPSS Percentile 2.7%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

CISA SSVC

Vulnrichment
Exploitation poc
Automatable no
Technical Impact total

Details

CWE
CWE-428
Status published
Published Jan 30, 2026
Tracked Since Feb 18, 2026