#VU105735 Use of hard-coded credentials in WiNet Firmware - CVE-2024-50692

Vulnerability identifier: #VU105735

Vulnerability risk: High

CVSSv4.0: 7.2 [CVSS:4.0/AV:N/AC:H/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-2024-50692

CWE-ID: CWE-798

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
WiNet Firmware
Hardware solutions / Firmware

Vendor: Sungrow

Description

The vulnerability allows a remote attacker to gain full access to vulnerable system.

The vulnerability exists due to presence of hard-coded MQTT credentials in application code. A remote unauthenticated attacker can access the affected system using the hard-coded credentials.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

WiNet Firmware: 200.001.00.P027

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External links
https://www.cisa.gov/news-events/ics-advisories/icsa-25-072-12
https://en.sungrowpower.com/security-notice-detail-2/6136

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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.