Vulnerability identifier: #VU49661

Vulnerability risk: High

CVSSv3.1: 7.7 [CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H/E:H/RL:O/RC:C]

CVE-ID: CVE-2021-3129

CWE-ID: CWE-94

Exploitation vector: Network

Exploit availability: Yes

Vulnerable software:
Ignition
Web applications / Modules and components for CMS

Vendor: facade.company

Description

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

The vulnerability exists due to improper input validation in Ignition. A remote attacker can send a specially crafted request to the application and read or write arbitrary files on the system.

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

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Ignition: 1.6.0 - 2.5.1

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External links
http://github.com/facade/ignition/pull/334
http://www.ambionics.io/blog/laravel-debug-rce
http://github.com/facade/ignition/releases/tag/1.6.15

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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?

Yes. This vulnerability is being exploited in the wild.