#VU71090 Path traversal in SINEC INS - CVE-2022-45093

Vulnerability identifier: #VU71090

Vulnerability risk: Medium

CVSSv4.0: 5.2 [CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2022-45093

CWE-ID: CWE-22

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
SINEC INS
Server applications / SCADA systems

Vendor: Siemens

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 user can send a specially crafted HTTP request to read and write arbitrary files on the system.

Mitigation
Install update from vendor's website.

Vulnerable software versions

SINEC INS: before 1.0

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External links
https://cert-portal.siemens.com/productcert/txt/ssa-332410.txt

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Q & A

Can this vulnerability be exploited remotely?

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

Is there known malware, which exploits this vulnerability?

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