CVE-2016-5804

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Summary

CVECVE-2016-5804
StatePUBLISHED
Assignericscert
Source PriorityCVE Program / NVD first with legacy fallback
Published2016-07-15 16:59:14 UTC
Updated2026-05-06 22:30:45 UTC
DescriptionMoxa 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.

Risk And Classification

Primary CVSS: v3.1 9.8 CRITICAL from [email protected]

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Problem Types: CWE-326 | n/a

VersionSourceTypeScoreSeverityVector
3.1[email protected]Primary9.8CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
2.0[email protected]Primary5AV:N/AC:L/Au:N/C:P/I:N/A:N

CVSS v3.1 Breakdown

Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CVSS v2.0 Breakdown

Access Vector
Network
Access Complexity
Low
Authentication
None
Confidentiality
Partial
Integrity
None
Availability
None

AV:N/AC:L/Au:N/C:P/I:N/A:N

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Hardware Moxa Mgate Mb3170 - All All All
Operating System Moxa Mgate Mb3170 Firmware All All All All
Hardware Moxa Mgate Mb3180 - All All All
Operating System Moxa Mgate Mb3180 Firmware All All All All
Hardware Moxa Mgate Mb3270 - All All All
Operating System Moxa Mgate Mb3270 Firmware All All All All
Hardware Moxa Mgate Mb3280 - All All All
Operating System Moxa Mgate Mb3280 Firmware All All All All
Hardware Moxa Mgate Mb3480 - All All All
Operating System Moxa Mgate Mb3480 Firmware All All All All

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Na N/a affected n/a Not specified

References

ReferenceSourceLinkTags
Malformed Request af854a3a-2127-422b-91ae-364da2661108 www.securityfocus.com Third Party Advisory, VDB Entry
Moxa MGate Authentication Bypass Vulnerability | ICS-CERT af854a3a-2127-422b-91ae-364da2661108 ics-cert.us-cert.gov Third Party Advisory, US Government Resource
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis
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