Path traversal in Schneider Electric products - CVE-2021-22796
Published: September 17, 2021
Vulnerability identifier: #VU56670
CSH Severity: High
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber
CVE-ID: CVE-2021-22796
CWE-ID: CWE-22
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: Schneider Electric
Affected software:
EcoStruxure Control Expert
EcoStruxure Process Expert
SCADAPack RemoteConnect for x70
EcoStruxure Control Expert
EcoStruxure Process Expert
SCADAPack RemoteConnect for x70
Detailed vulnerability description
The vulnerability allows a remote attacker to perform directory traversal attacks.
The vulnerability exists due to input validation error when processing directory traversal sequences. A remote attacker can send a specially crafted project file and execute arbitrary code on the target system.
How to mitigate CVE-2021-22796
Cybersecurity Help is currently unaware of any official solution to address this vulnerability.