CVE-2016-5804
CRITICAL
9.8
CVSS Score
Published: July 15, 2016 at 04:00 PM UTC
Updated: June 17, 2026 at 12:50 AM UTC
10 products affected across 1 vendorMgate MB3180 FirmwareMgate MB3480 FirmwareMgate MB3280 Firmware
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Severity
CRITICAL9.8
Exploit prediction
EPSS 1%
Description
Moxa MGate MB3180 before 1.8, MGate MB3280 before 2.7, MGate MB3480 before 2.6, MGate MB3170 before 2.5, and MGate MB3270 before 2.7 use weak encryption, which allows remote attackers to bypass authentication via a brute-force series of guesses for a parameter value.
Affected
Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.
v < 2.5
Affected range stops below 2.5, so it looks safe — our inference, not a vendor statement
moxa-mgate-mb3170 (same device)
v < 1.8
Affected range stops below 1.8, so it looks safe — our inference, not a vendor statement
moxa-mgate-mb3180 (same device)
v < 2.7
Affected range stops below 2.7, so it looks safe — our inference, not a vendor statement
moxa-mgate-mb3270 (same device)
v < 2.7
Affected range stops below 2.7, so it looks safe — our inference, not a vendor statement
moxa-mgate-mb3280 (same device)
v < 2.6
Affected range stops below 2.6, so it looks safe — our inference, not a vendor statement
moxa-mgate-mb3480 (same device)
MGate MB3170· Moxadevice
80%All versions
Mgate Mb3180· Moxadevice
80%All versions
MGate MB3270· Moxadevice
80%All versions
Mgate Mb3280· Moxadevice
80%All versions
Mgate Mb3480· Moxadevice
80%All versions
Remediation
No guide yetNo remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.
References (2)
VDB Entryx_refsource_BIDThird Party Advisory
Source: [email protected]
http://www.securityfocus.com/bid/91777x_refsource_MISCThird Party AdvisoryUS Government Resource
Source: [email protected]
https://ics-cert.us-cert.gov/advisories/ICSA-16-196-02CVSS
- Attack Vector
- NETWORK
- Complexity
- LOW
- Privileges
- NONE
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality
- HIGH
- Integrity
- HIGH
- Availability
- HIGH
Vector?
Quick Info
StatusMODIFIED
CWE
CWE-326
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