#VU70324 Arbitrary file upload in APC Easy UPS Online - CVE-2022-42971

Vulnerability identifier: #VU70324

Vulnerability risk: High

CVSSv4.0: 8.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber]

CVE-ID: CVE-2022-42971

CWE-ID: CWE-434

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
APC Easy UPS Online
Other software / Other software solutions

Vendor: Schneider Electric

Description

The vulnerability allows a remote attacker to compromise vulnerable system.

The vulnerability exists due to insufficient validation of file during file upload within the UpLoadAction.execute method. A remote attacker can upload a malicious file and execute it on the server.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

APC Easy UPS Online: 2.5-GA - 2.5-GA-01-22261

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External links
https://ics-cert.us-cert.gov/advisories/icsa-22-347-02

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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.