#VU66579 Path traversal in Proficy Machine Edition - CVE-2022-2788

Vulnerability identifier: #VU66579

Vulnerability risk: High

CVSSv4.0: 6.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber]

CVE-ID: CVE-2022-2788

CWE-ID: CWE-22

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Proficy Machine Edition
Server applications / Other server solutions

Vendor: Emerson

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. A remote attacker can perform a ZipSlip attack through an upload procedure and execute arbitrary code on the target system.

Mitigation
Cybersecurity Help is currently unaware of any official solution to address this vulnerability.

Vulnerable software versions

Proficy Machine Edition: 9.80

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External links
https://ics-cert.us-cert.gov/advisories/icsa-22-228-06

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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.