#VU71200 Path traversal in Welcart e-Commerce - CVE-2022-4140

Vulnerability identifier: #VU71200

Vulnerability risk: Medium

CVSSv4.0: 7.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:P/U:Green]

CVE-ID: CVE-2022-4140

CWE-ID: CWE-22

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Welcart e-Commerce
Web applications / Modules and components for CMS

Vendor: Collne Inc.

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 read arbitrary files on the system.

Mitigation
Install update from vendor's website.

Vulnerable software versions

Welcart e-Commerce: 2.6 - 2.8.4

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External links
https://wpscan.com/vulnerability/0d649a7e-3334-48f7-abca-fff0856e12c7

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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.