Multiple vulnerabilities in MultMB connect line mbCONNECT24 and mymbCONNECT24



Risk Medium
Patch available NO
Number of vulnerabilities 3
CVE-ID CVE-2020-35567
CVE-2020-35565
CVE-2020-35561
CWE-ID CWE-798
CWE-307
CWE-918
Exploitation vector Network
Public exploit N/A
Vulnerable software
mymbCONNECT24
Server applications / SCADA systems

mbCONNECT24
Server applications / SCADA systems

Vendor MB connect line

Security Bulletin

This security bulletin contains information about 3 vulnerabilities.

1) Use of hard-coded credentials

EUVDB-ID: #VU51205

Risk: Low

CVSSv3.1: 7.1 [CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:U/RC:C]

CVE-ID: CVE-2020-35567

CWE-ID: CWE-798 - Use of Hard-coded Credentials

Exploit availability: No

Description

The vulnerability allows a local user to gain full access to vulnerable system.

The vulnerability exists due to presence of hard-coded credentials in application code. A local user can access the affected system using the hard-coded credentials.

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


Mitigation

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

Vulnerable software versions

mymbCONNECT24: 2.6.1

mbCONNECT24: 2.6.1

CPE2.3 External links

http://cert.vde.com/de-de/advisories/vde-2021-003


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.

How the attacker can exploit this vulnerability?

The attacker would have to send a specially crafted request to the affected application in order to exploit this vulnerability.

The attacker would have to login to the system and perform certain actions in order to exploit this vulnerability.

Is there known malware, which exploits this vulnerability?

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

2) Improper Restriction of Excessive Authentication Attempts

EUVDB-ID: #VU51203

Risk: Medium

CVSSv3.1: 5.4 [CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N/E:U/RL:U/RC:C]

CVE-ID: CVE-2020-35565

CWE-ID: CWE-307 - Improper Restriction of Excessive Authentication Attempts

Exploit availability: No

Description

The vulnerability allows a remote attacker to gain access to sensitive information on the system.

The vulnerability exists due to the brute force detection is disabled by default on the login page. A remote attacker can launch a brute-force authentication attack and gain access to sensitive information.


Mitigation

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

Vulnerable software versions

mymbCONNECT24: 2.6.1

mbCONNECT24: 2.6.1

CPE2.3 External links

http://cert.vde.com/de-de/advisories/vde-2021-003


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

How the attacker can exploit this vulnerability?

The attacker would have to send a specially crafted request to the affected application in order to exploit this vulnerability.

Is there known malware, which exploits this vulnerability?

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

3) Server-Side Request Forgery (SSRF)

EUVDB-ID: #VU51200

Risk: Medium

CVSSv3.1: 5.3 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:N/A:N/E:U/RL:U/RC:C]

CVE-ID: CVE-2020-35561

CWE-ID: CWE-918 - Server-Side Request Forgery (SSRF)

Exploit availability: No

Description

The disclosed vulnerability allows a remote attacker to perform SSRF attacks.

The vulnerability exists due to insufficient validation of user-supplied input in the HA module. A remote attacker can send a specially crafted HTTP request and trick the application to initiate requests to arbitrary systems.

Successful exploitation of this vulnerability may allow a remote attacker gain access to sensitive data, located in the local network or send malicious requests to other servers from the vulnerable system.

Mitigation

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

Vulnerable software versions

mymbCONNECT24: 2.6.1

mbCONNECT24: 2.6.1

CPE2.3 External links

http://cert.vde.com/de-de/advisories/vde-2021-003


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

How the attacker can exploit this vulnerability?

The attacker would have to send a specially crafted request to the affected application in order to exploit this vulnerability.

Is there known malware, which exploits this vulnerability?

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



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