Path traversal in WPS Child Themes Generator plugin for WordPress

1) Path traversal

EUVDB-ID: #VU19352

Risk: Medium

CVSSv4.0: 6.6 [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:U/U:Green]

CVE-ID: N/A

CWE-ID: CWE-22 - Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')

Exploit availability: No

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 in the "/classes/helpers.php" file. A remote attacker can send a specially crafted HTTP request and read arbitrary files on the system.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

WPS Child Theme Generator: 1.0 - 1.1

CPE2.3

• cpe:2.3:a:nicolaskulka:wps-child-theme-generator:1.0:*:*:*:*:wordpress:*:*
• cpe:2.3:a:nicolaskulka:wps-child-theme-generator:1.1:*:*:*:*:wordpress:*:*

External links

https://secupress.me/blog/wps-child-theme-generator-v1-1-multiples-vulnerabilities/

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.