CVE-2020-11707

PoC —

CVSS 3.1

8.8 high

EPSS

1%p61

Published

Apr 12, 2020 (Apr 12, 2020)

Modified

Jun 17, 2026

Description

An issue was discovered in ProVide (formerly zFTPServer) through 13.1. It doesn't enforce permission over Windows Symlinks or Junctions. As a result, a low-privileged user (non-admin) can craft a Junction Link in a directory he has full control of, breaking out of the sandbox.

Vendors: provideserver
Products: provide ftp server
Weakness: CWE-863
Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

NVD CVE.org GitHub PoCs EPSS (1.0%)

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