#VU68481 Path traversal in R-SeeNet - CVE-2022-3387

Vulnerability identifier: #VU68481

Vulnerability risk: Medium

CVSSv4.0: 6.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2022-3387

CWE-ID: CWE-22

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
R-SeeNet
Server applications / Other server solutions

Vendor: Advantech Co., Ltd

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 HTTP request and delete .PDF files on the system.

Mitigation
Install update from vendor's website.

Vulnerable software versions

R-SeeNet: 2.4.19

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External links
https://ics-cert.us-cert.gov/advisories/icsa-22-291-01
https://www.zerodayinitiative.com/advisories/ZDI-22-1449/

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

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