#VU51195 Resource exhaustion in mymbCONNECT24 and mbCONNECT24 - CVE-2020-35559

Vulnerability identifier: #VU51195

Vulnerability risk: Low

CVSSv4.0: 1.3 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2020-35559

CWE-ID: CWE-400

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 perform a denial of service (DoS) attack.

The vulnerability exists due to application does not properly control consumption of internal resources. A remote authenticated attacker can trigger resource exhaustion and perform a denial of service (DoS) attack.

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 authenticated user via the Internet.

Is there known malware, which exploits this vulnerability?

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