Main Vulnerability Database Vulnerabilities #VU56670

Path traversal in Schneider Electric products - CVE-2021-22796

Published: September 17, 2021

Vulnerability identifier: #VU56670

CSH Severity: High

CVSS v4: 8.6 [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]

CVE-ID: CVE-2021-22796

CWE-ID: CWE-22

Exploitation vector: Remote access

Exploit availability: No public exploit available

Vulnerability details

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.

Affected software

EcoStruxure Control Expert
EcoStruxure Process Expert
SCADAPack RemoteConnect for x70

How to mitigate CVE-2021-22796

Cybersecurity Help is currently unaware of any official solution to address this vulnerability.

External References

https://ics-cert.us-cert.gov/advisories/icsa-21-259-02

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