Vulnerability identifier: #VU56611

Vulnerability risk: Low

CVSSv3.1: 6.6 [CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H/E:U/RL:U/RC:C]

CVE-ID: CVE-2021-22794

CWE-ID: CWE-22

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Struxureware Data Center Expert
Server applications / Other server solutions

Vendor: Schneider Electric

Description

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 administrator can send a specially crafted HTTP request and read arbitrary files on the system, leading to arbitrary code execution.

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

Vulnerable software versions

Struxureware Data Center Expert: 7.8.1

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External links
http://ics-cert.us-cert.gov/advisories/icsa-21-257-03
http://download.schneider-electric.com/files?p_Doc_Ref=SEVD-2021-257-03

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated privileged user via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.