#VU56130 Authentication bypass using an alternate path or channel in DIAEnergie - CVE-2021-32967

Vulnerability identifier: #VU56130

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-2021-32967

CWE-ID: CWE-288

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
DIAEnergie
Server applications / Other server solutions

Vendor: Delta Electronics, Inc.

Description

The vulnerability allows a remote attacker to bypass authentication process.  

The vulnerability exist due to improper implementation of the authentication process. A remote attacker can add a new administrative user without being authenticated or authorized and log in and use the device with administrative privileges.

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

Vulnerable software versions

DIAEnergie: 1.7.5

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External links
https://ics-cert.us-cert.gov/advisories/icsa-21-238-03

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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.