Path traversal in SD-WAN Orchestrator - CVE-2020-4000
Published: November 20, 2020
Vulnerability identifier: #VU48573
CSH Severity: Medium
CVSS v4: 7.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N]
CVE-ID: CVE-2020-4000
CWE-ID: CWE-22
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote user to perform directory traversal attacks.
The vulnerability exists due to input validation error when processing directory traversal sequences. A remote user can send a specially crafted HTTP request and read arbitrary files on the system.
Affected software
SD-WAN Orchestrator
How to mitigate CVE-2020-4000
Install update from vendor's website.
SD-WAN Orchestrator - addressed in versions 3.3.2 3.3.2-GA-20201103, 3.4.4 R344-20201103-GA, 4.0.1