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Multiple vulnerabilities in Moxa MGate 5105-MB-EIP Series



Published: 2020-07-10
Severity Medium
Patch available NO
Number of vulnerabilities 2
CVE ID CVE-2020-15494
CVE-2020-15493
CWE ID CWE-294
CWE-200
Exploitation vector Network
Public exploit N/A
Vulnerable software
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MGate 5105-MB-EIP Series
Hardware solutions / Routers & switches, VoIP, GSM, etc

Vendor Moxa

Security Advisory

1) Authentication Bypass by Capture-replay

Severity: Medium

CVSSv3: 6.9 [CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N/E:U/RL:U/RC:C] [PCI]

CVE-ID: CVE-2020-15494

CWE-ID: CWE-294 - Authentication Bypass by Capture-replay

Exploit availability: No

Description

The vulnerability allows a remote attacker to bypass authentication on the target system.

The vulnerability exists due to improper authentication process. A remote attacker can bypass authentication process and obtain the session ID of the connection between the host and the device.

Mitigation

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

Vulnerable software versions

MGate 5105-MB-EIP Series: -, 4.2

CPE External links

https://www.moxa.com/en/support/support/security-advisory/mgate-5105-mb-eip-series-protocol-gateways-vulnerabilities

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 device 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) Information disclosure

Severity: Medium

CVSSv3: 6.9 [CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N/E:U/RL:U/RC:C] [PCI]

CVE-ID: CVE-2020-15493

CWE-ID: CWE-200 - Information Exposure

Exploit availability: No

Description

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

The vulnerability exists due to excessive data output by the application. A remote attacker can decrypt the encrypted configuration file of the device.

Mitigation

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

Vulnerable software versions

MGate 5105-MB-EIP Series: -, 4.2

CPE External links

https://www.moxa.com/en/support/support/security-advisory/mgate-5105-mb-eip-series-protocol-gateways-vulnerabilities

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 device in order to exploit this vulnerability.

Is there known malware, which exploits this vulnerability?

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