Vulnerability identifier: #VU29939

Vulnerability risk: High

CVSSv3.1: 8.8 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:P/RL:O/RC:C]

CVE-ID: CVE-2020-14507

CWE-ID: CWE-22

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
iView
Other software / Other software 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 create/download arbitrary files, limit system availability and execute arbitrary code on the target system.

Mitigation
Install update from vendor's website.

Vulnerable software versions

iView: 5.6

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External links
http://us-cert.cisa.gov/ics/advisories/icsa-20-196-01

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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. However, proof of concept for this vulnerability is available.