#VU17889 Dangerous file upload in ColdFusion - CVE-2019-7816

Vulnerability identifier: #VU17889

Vulnerability risk: High

CVSSv4.0: 9.2 [CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:A/U:Amber]

CVE-ID: CVE-2019-7816

CWE-ID: CWE-434

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
ColdFusion
Server applications / Application servers

Vendor: Adobe

Description

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

The vulnerability exists due to insufficient validation of user-supplied input when processing file uploads. A remote attacker can upload and execute arbitrary code on the target system with privileges of the ColdFusion service. Successful exploitation of the vulnerability requires that the attacker has the ability to upload files.

Note, this vulnerability is being actively exploited in the wild.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

ColdFusion: 10 Update 11, 11 Update 1 - 11, 2016 Update 1 - 2016, 2018 Update 1 - 2018

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External links
https://helpx.adobe.com/security/products/coldfusion/apsb19-14.html

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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.