#VU51208 Insufficiently protected credentials in mymbCONNECT24 and mbCONNECT24 - CVE-2020-35570

Vulnerability identifier: #VU51208

Vulnerability risk: Medium

CVSSv4.0: 2.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2020-35570

CWE-ID: CWE-522

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
mymbCONNECT24
Server applications / SCADA systems
mbCONNECT24
Server applications / SCADA systems

Vendor: MB connect line

Description

The vulnerability allows a remote attacker to gain access to potentially sensitive information.

The vulnerability exists due to improper access validation. A remote attacker can kill web2go sessions in the account to which they should not have access.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

mymbCONNECT24: 2.6.1

mbCONNECT24 : 2.6.1

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External links
https://cert.vde.com/de-de/advisories/vde-2021-003

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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.