#VU68177 Path traversal in ColdFusion - CVE-2022-38421

Vulnerability identifier: #VU68177

Vulnerability risk: Low

CVSSv4.0: 1.2 [CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2022-38421

CWE-ID: CWE-22

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
ColdFusion
Server applications / Application servers

Vendor: Adobe

Description

The vulnerability allows a remote user to perform directory traversal attacks.

The vulnerability exists due to input validation error when processing directory traversal sequences. A remote user can send a specially crafted HTTP request to the Application Server endpoint, which listens on TCP port 8500 by default, and read arbitrary files on the system.

Mitigation
Install update from vendor's website.

Vulnerable software versions

ColdFusion: 2018 Update 1 - 2018, 2021 Update 1 - 2021

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External links
https://helpx.adobe.com/security/products/coldfusion/apsb22-44.html
https://www.zerodayinitiative.com/advisories/ZDI-22-1433/

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated privileged user via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.