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ID

VAR-201608-0416


TITLE

Mitsubishi FX3U PLC COTP Service Buffer Overflow Vulnerability

Trust: 0.8

sources: IVD: ba6e4bbe-667a-4e52-84c4-1643d6b4578c // CNVD: CNVD-2016-06361

DESCRIPTION

FX3U is a high-end PLC of Mitsubishi, and its transmission layer uses COTP protocol for communication. A buffer overflow vulnerability exists in the COTP protocol packets that are sent to the FX3U's Ethernet port in a cyclically restructured packet. Allowing an attacker to exploit this vulnerability results in a denial of service

Trust: 0.72

sources: CNVD: CNVD-2016-06361 // IVD: ba6e4bbe-667a-4e52-84c4-1643d6b4578c

IOT TAXONOMY

category:['ICS', 'Network device']sub_category: -

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category:['ICS']sub_category: -

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sources: IVD: ba6e4bbe-667a-4e52-84c4-1643d6b4578c // CNVD: CNVD-2016-06361

AFFECTED PRODUCTS

vendor:mitsubishimodel:group fx3u plcscope: - version: -

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vendor:mitsubishimodel:group fx3u plcscope:eqversion:*

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sources: IVD: ba6e4bbe-667a-4e52-84c4-1643d6b4578c // CNVD: CNVD-2016-06361

CVSS

SEVERITY

CVSSV2

CVSSV3

CNVD: CNVD-2016-06361
value: HIGH

Trust: 0.6

IVD: ba6e4bbe-667a-4e52-84c4-1643d6b4578c
value: HIGH

Trust: 0.2

CNVD: CNVD-2016-06361
severity: HIGH
baseScore: 7.8
vectorString: AV:N/AC:M/AU:N/C:P/I:N/A:C
accessVector: NETWORK
accessComplexity: MEDIUM
authentication: NONE
confidentialityImpact: PARTIAL
integrityImpact: NONE
availabilityImpact: COMPLETE
exploitabilityScore: 8.6
impactScore: 7.8
acInsufInfo: NONE
obtainAllPrivilege: NONE
obtainUserPrivilege: NONE
obtainOtherPrivilege: NONE
userInteractionRequired: NONE
version: 2.0

Trust: 0.6

IVD: ba6e4bbe-667a-4e52-84c4-1643d6b4578c
severity: HIGH
baseScore: 7.8
vectorString: AV:N/AC:M/AU:N/C:P/I:N/A:C
accessVector: NETWORK
accessComplexity: MEDIUM
authentication: NONE
confidentialityImpact: PARTIAL
integrityImpact: NONE
availabilityImpact: COMPLETE
exploitabilityScore: 8.6
impactScore: 7.8
acInsufInfo: NONE
obtainAllPrivilege: NONE
obtainUserPrivilege: NONE
obtainOtherPrivilege: NONE
userInteractionRequired: NONE
version: 2.9 [IVD]

Trust: 0.2

sources: IVD: ba6e4bbe-667a-4e52-84c4-1643d6b4578c // CNVD: CNVD-2016-06361

TYPE

Buffer overflow

Trust: 0.2

sources: IVD: ba6e4bbe-667a-4e52-84c4-1643d6b4578c

EXTERNAL IDS

db:CNVDid:CNVD-2016-06361

Trust: 0.8

db:IVDid:BA6E4BBE-667A-4E52-84C4-1643D6B4578C

Trust: 0.2

sources: IVD: ba6e4bbe-667a-4e52-84c4-1643d6b4578c // CNVD: CNVD-2016-06361

SOURCES

db:IVDid:ba6e4bbe-667a-4e52-84c4-1643d6b4578c
db:CNVDid:CNVD-2016-06361

LAST UPDATE DATE

2022-05-17T01:57:42.835000+00:00


SOURCES UPDATE DATE

db:CNVDid:CNVD-2016-06361date:2016-08-16T00:00:00

SOURCES RELEASE DATE

db:IVDid:ba6e4bbe-667a-4e52-84c4-1643d6b4578cdate:2016-08-16T00:00:00
db:CNVDid:CNVD-2016-06361date:2016-09-26T00:00:00