Vulnerability identifier: #VU66892

Vulnerability risk: High

CVSSv3.1: 8.5 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2022-0323

CWE-ID: CWE-94

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
mustache.php
Web applications / Modules and components for CMS

Vendor: Justin Hileman

Description

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to improper input validation. A remote attacker can send a specially crafted request and execute arbitrary PHP code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

mustache.php: 2.0.0 - 2.14.0

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External links
http://github.com/bobthecow/mustache.php/commit/579ffa5c96e1d292c060b3dd62811ff01ad8c24e
http://huntr.dev/bounties/a5f5a988-aa52-4443-839d-299a63f44fb7

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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.