Vulnerability Details CVE-2020-8858
This vulnerability allows remote attackers to execute arbitrary code on affected installations of Moxa MGate 5105-MB-EIP firmware version 4.1. Authentication is required to exploit this vulnerability. The specific flaw exists within the DestIP parameter within MainPing.asp. The issue results from the lack of proper validation of a user-supplied string before using it to execute a system call. An attacker can leverage this vulnerability to execute code in the context of root. Was ZDI-CAN-9552.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.232
EPSS Ranking 95.6%
CVSS Severity
CVSS v3 Score 8.8
CVSS v2 Score 9.0
References
- https://www.moxa.com/en/support/support/security-advisory/mgate-5105-mb-eip-series-protocol-gateways-vulnerability
- https://www.zerodayinitiative.com/advisories/ZDI-20-214/
- https://www.moxa.com/en/support/support/security-advisory/mgate-5105-mb-eip-series-protocol-gateways-vulnerability
- https://www.zerodayinitiative.com/advisories/ZDI-20-214/
Products affected by CVE-2020-8858
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cpe:2.3:h:moxa:mgate_5105-mb-eip-t:-
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cpe:2.3:h:moxa:mgate_5105-mb-eip:-
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cpe:2.3:o:moxa:mgate_5105-mb-eip-t_firmware:-
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cpe:2.3:o:moxa:mgate_5105-mb-eip-t_firmware:4.1
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cpe:2.3:o:moxa:mgate_5105-mb-eip_firmware:-
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cpe:2.3:o:moxa:mgate_5105-mb-eip_firmware:4.1