#VU76021 Path traversal in SIMATIC Cloud Connect 7 CC716 and SIMATIC Cloud Connect 7 CC712 - CVE-2023-29128

Vulnerability identifier: #VU76021

Vulnerability risk: Low

CVSSv4.0: 1.2 [CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:N/VI:L/VA:L/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2023-29128

CWE-ID: CWE-22

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
SIMATIC Cloud Connect 7 CC716
Other software / Other software solutions
SIMATIC Cloud Connect 7 CC712
Other software / Other software solutions

Vendor: Siemens

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 in the filename in the upload feature. A remote administrator can send a specially crafted HTTP request and write arbitrary files on the system.

Mitigation
Install update from vendor's website.

Vulnerable software versions

SIMATIC Cloud Connect 7 CC716: 2.0 and previous versions

SIMATIC Cloud Connect 7 CC712: 2.0 and previous versions

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External links
https://cert-portal.siemens.com/productcert/pdf/ssa-555292.pdf

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Q & A

Can this vulnerability be exploited remotely?

Is there known malware, which exploits this vulnerability?