#VU70326 Incorrect permission assignment for critical resource in APC Easy UPS Online - CVE-2022-42972

Vulnerability identifier: #VU70326

Vulnerability risk: Low

CVSSv4.0: 5.9 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2022-42972

CWE-ID: CWE-732

Exploitation vector: Local

Exploit availability: No

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

Vendor: Schneider Electric

Description

The vulnerability allows a local user to escalate privileges on the system.

The vulnerability exists due to the affected application runs the Tomcat instance with SYSTEM privileges. A local user can use a specially crafted JSP file to escalate privileges and execute commands with system privileges.

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?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

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