Details of VAR-201809-0153

ID

VAR-201809-0153

CVE

CVE-2018-14815

TITLE

Fuji Electric V-Server Vulnerable to out-of-bounds writing

Trust: 0.8

sources: JVNDB: JVNDB-2018-010416

DESCRIPTION

Fuji Electric V-Server 4.0.3.0 and prior, Several out-of-bounds write vulnerabilities have been identified, which may allow remote code execution. Fuji Electric V-Server Contains an out-of-bounds vulnerability.Information is obtained, information is altered, and service operation is disrupted (DoS) There is a possibility of being put into a state. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file.The specific flaw exists within the parsing of a VPR file. The issue results from the lack of proper validation of user-supplied data, which can result in a type confusion condition. An attacker can leverage this vulnerability to execute code under the context of the V-Server process. Fuji Electric V-server is Fuji Electric Co., Ltd. to collect and manage real-time field data. Real-time monitoring of the plant from a remote location to solve problems without having to visit the site. A use-after-free vulnerability 2. Multiple untrusted pointer dereference remote code-execution vulnerabilities 3. A heap-based buffer overflow vulnerability 4. An integer underflow vulnerability 6. V-Server 4.0.3.0 and prior are vulnerable

Trust: 3.96

sources: NVD: CVE-2018-14815 // JVNDB: JVNDB-2018-010416 // ZDI: ZDI-18-1015 // ZDI: ZDI-18-1016 // CNVD: CNVD-2018-20785 // BID: 105341 // IVD: e2fd6941-39ab-11e9-aeed-000c29342cb1 // VULHUB: VHN-125012

IOT TAXONOMY

category:

['ICS']

sub_category:

Trust: 0.8

sources: IVD: e2fd6941-39ab-11e9-aeed-000c29342cb1 // CNVD: CNVD-2018-20785

AFFECTED PRODUCTS

vendor:	fuji electric	model:	v-server	scope:	-	version:	-	Trust: 1.4
vendor:	fujielectric	model:	v-server	scope:	lte	version:	4.0.3.0	Trust: 1.0
vendor:	fuji electric	model:	v-server	scope:	lte	version:	4.0.3.0	Trust: 0.8
vendor:	fuji	model:	electric v-server vpr	scope:	lte	version:	<=4.0.3.0	Trust: 0.6
vendor:	fujielectric	model:	v-server	scope:	eq	version:	4.0.3.0	Trust: 0.6
vendor:	fuji	model:	electric v-server	scope:	eq	version:	4.0.3.0	Trust: 0.3
vendor:	fuji	model:	electric v-server	scope:	eq	version:	4.0.1.0	Trust: 0.3
vendor:	fuji	model:	electric v-server	scope:	eq	version:	4.0.0.0	Trust: 0.3
vendor:	fuji	model:	electric v-server	scope:	eq	version:	3.3.22.0	Trust: 0.3
vendor:	fuji	model:	electric v-server	scope:	ne	version:	4.0.4.0	Trust: 0.3
vendor:	v server	model:	-	scope:	eq	version:	*	Trust: 0.2

sources: IVD: e2fd6941-39ab-11e9-aeed-000c29342cb1 // ZDI: ZDI-18-1015 // ZDI: ZDI-18-1016 // CNVD: CNVD-2018-20785 // BID: 105341 // JVNDB: JVNDB-2018-010416 // CNNVD: CNNVD-201809-579 // NVD: CVE-2018-14815

CVSS

SEVERITY

CVSSV2

CVSSV3

ZDI:	CVE-2018-14815
value:	MEDIUM
Trust: 1.4
nvd@nist.gov:	CVE-2018-14815
value:	CRITICAL
Trust: 1.0
NVD:	CVE-2018-14815
value:	CRITICAL
Trust: 0.8
CNVD:	CNVD-2018-20785
value:	MEDIUM
Trust: 0.6
CNNVD:	CNNVD-201809-579
value:	HIGH
Trust: 0.6
IVD:	e2fd6941-39ab-11e9-aeed-000c29342cb1
value:	HIGH
Trust: 0.2
VULHUB:	VHN-125012
value:	HIGH
Trust: 0.1

nvd@nist.gov:	CVE-2018-14815
severity:	HIGH
baseScore:	7.5
vectorString:	AV:N/AC:L/AU:N/C:P/I:P/A:P
accessVector:	NETWORK
accessComplexity:	LOW
authentication:	NONE
confidentialityImpact:	PARTIAL
integrityImpact:	PARTIAL
availabilityImpact:	PARTIAL
exploitabilityScore:	10.0
impactScore:	6.4
acInsufInfo:	NONE
obtainAllPrivilege:	NONE
obtainUserPrivilege:	NONE
obtainOtherPrivilege:	NONE
userInteractionRequired:	NONE
version:	2.0
Trust: 1.8
ZDI:	CVE-2018-14815
severity:	MEDIUM
baseScore:	6.8
vectorString:	AV:N/AC:M/AU:N/C:P/I:P/A:P
accessVector:	NETWORK
accessComplexity:	MEDIUM
authentication:	NONE
confidentialityImpact:	PARTIAL
integrityImpact:	PARTIAL
availabilityImpact:	PARTIAL
exploitabilityScore:	8.6
impactScore:	6.4
acInsufInfo:	NONE
obtainAllPrivilege:	NONE
obtainUserPrivilege:	NONE
obtainOtherPrivilege:	NONE
userInteractionRequired:	NONE
version:	2.0
Trust: 1.4
CNVD:	CNVD-2018-20785
severity:	MEDIUM
baseScore:	5.0
vectorString:	AV:N/AC:L/AU:N/C:N/I:N/A:P
accessVector:	NETWORK
accessComplexity:	LOW
authentication:	NONE
confidentialityImpact:	NONE
integrityImpact:	NONE
availabilityImpact:	PARTIAL
exploitabilityScore:	10.0
impactScore:	2.9
acInsufInfo:	NONE
obtainAllPrivilege:	NONE
obtainUserPrivilege:	NONE
obtainOtherPrivilege:	NONE
userInteractionRequired:	NONE
version:	2.0
Trust: 0.6
IVD:	e2fd6941-39ab-11e9-aeed-000c29342cb1
severity:	MEDIUM
baseScore:	5.0
vectorString:	AV:N/AC:L/AU:N/C:N/I:N/A:P
accessVector:	NETWORK
accessComplexity:	LOW
authentication:	NONE
confidentialityImpact:	NONE
integrityImpact:	NONE
availabilityImpact:	PARTIAL
exploitabilityScore:	10.0
impactScore:	2.9
acInsufInfo:	NONE
obtainAllPrivilege:	NONE
obtainUserPrivilege:	NONE
obtainOtherPrivilege:	NONE
userInteractionRequired:	NONE
version:	2.9 [IVD]
Trust: 0.2
VULHUB:	VHN-125012
severity:	HIGH
baseScore:	7.5
vectorString:	AV:N/AC:L/AU:N/C:P/I:P/A:P
accessVector:	NETWORK
accessComplexity:	LOW
authentication:	NONE
confidentialityImpact:	PARTIAL
integrityImpact:	PARTIAL
availabilityImpact:	PARTIAL
exploitabilityScore:	10.0
impactScore:	6.4
acInsufInfo:	NONE
obtainAllPrivilege:	NONE
obtainUserPrivilege:	NONE
obtainOtherPrivilege:	NONE
userInteractionRequired:	NONE
version:	2.0
Trust: 0.1

nvd@nist.gov:	CVE-2018-14815
baseSeverity:	CRITICAL
baseScore:	9.8
vectorString:	CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
attackVector:	NETWORK
attackComplexity:	LOW
privilegesRequired:	NONE
userInteraction:	NONE
scope:	UNCHANGED
confidentialityImpact:	HIGH
integrityImpact:	HIGH
availabilityImpact:	HIGH
exploitabilityScore:	3.9
impactScore:	5.9
version:	3.0
Trust: 1.8

sources: IVD: e2fd6941-39ab-11e9-aeed-000c29342cb1 // ZDI: ZDI-18-1015 // ZDI: ZDI-18-1016 // CNVD: CNVD-2018-20785 // VULHUB: VHN-125012 // JVNDB: JVNDB-2018-010416 // CNNVD: CNNVD-201809-579 // NVD: CVE-2018-14815

PROBLEMTYPE DATA

problemtype:

CWE-787

Trust: 1.9

sources: VULHUB: VHN-125012 // JVNDB: JVNDB-2018-010416 // NVD: CVE-2018-14815

THREAT TYPE

remote

Trust: 0.6

sources: CNNVD: CNNVD-201809-579

TYPE

Buffer error

Trust: 0.8

sources: IVD: e2fd6941-39ab-11e9-aeed-000c29342cb1 // CNNVD: CNNVD-201809-579

CONFIGURATIONS

sources: JVNDB: JVNDB-2018-010416

PATCH

title:	Fuji Electric has issued an update to correct this vulnerability.	url:	https://ics-cert.us-cert.gov/advisories/ICSA-18-254-01	Trust: 1.4
title:	トップページ	url:	https://www.fujielectric.co.jp/	Trust: 0.8
title:	Fuji Electric V-Server patch for out-of-bounds write vulnerability	url:	https://www.cnvd.org.cn/patchInfo/show/142221	Trust: 0.6
title:	Fuji Electric V-Server VPR Buffer error vulnerability fix	url:	http://www.cnnvd.org.cn/web/xxk/bdxqById.tag?id=84846	Trust: 0.6

sources: ZDI: ZDI-18-1015 // ZDI: ZDI-18-1016 // CNVD: CNVD-2018-20785 // JVNDB: JVNDB-2018-010416 // CNNVD: CNNVD-201809-579

EXTERNAL IDS

db:	NVD	id:	CVE-2018-14815	Trust: 5.0
db:	ICS CERT	id:	ICSA-18-254-01	Trust: 2.8
db:	BID	id:	105341	Trust: 2.0
db:	CNNVD	id:	CNNVD-201809-579	Trust: 0.9
db:	CNVD	id:	CNVD-2018-20785	Trust: 0.8
db:	JVNDB	id:	JVNDB-2018-010416	Trust: 0.8
db:	ZDI_CAN	id:	ZDI-CAN-5881	Trust: 0.7
db:	ZDI	id:	ZDI-18-1015	Trust: 0.7
db:	ZDI_CAN	id:	ZDI-CAN-5882	Trust: 0.7
db:	ZDI	id:	ZDI-18-1016	Trust: 0.7
db:	IVD	id:	E2FD6941-39AB-11E9-AEED-000C29342CB1	Trust: 0.2
db:	VULHUB	id:	VHN-125012	Trust: 0.1

sources: IVD: e2fd6941-39ab-11e9-aeed-000c29342cb1 // ZDI: ZDI-18-1015 // ZDI: ZDI-18-1016 // CNVD: CNVD-2018-20785 // VULHUB: VHN-125012 // BID: 105341 // JVNDB: JVNDB-2018-010416 // CNNVD: CNNVD-201809-579 // NVD: CVE-2018-14815

REFERENCES

url:	https://ics-cert.us-cert.gov/advisories/icsa-18-254-01	Trust: 4.2
url:	http://www.securityfocus.com/bid/105341	Trust: 1.7
url:	https://cve.mitre.org/cgi-bin/cvename.cgi?name=cve-2018-14815	Trust: 0.8
url:	https://nvd.nist.gov/vuln/detail/cve-2018-14815	Trust: 0.8
url:	http://www.fujielectric.com/	Trust: 0.3

sources: ZDI: ZDI-18-1015 // ZDI: ZDI-18-1016 // CNVD: CNVD-2018-20785 // VULHUB: VHN-125012 // BID: 105341 // JVNDB: JVNDB-2018-010416 // CNNVD: CNNVD-201809-579 // NVD: CVE-2018-14815

CREDITS

Steven Seeley (mr_me) of Source Incite

Trust: 1.4

sources: ZDI: ZDI-18-1015 // ZDI: ZDI-18-1016

SOURCES

db:	IVD	id:	e2fd6941-39ab-11e9-aeed-000c29342cb1
db:	ZDI	id:	ZDI-18-1015
db:	ZDI	id:	ZDI-18-1016
db:	CNVD	id:	CNVD-2018-20785
db:	VULHUB	id:	VHN-125012
db:	BID	id:	105341
db:	JVNDB	id:	JVNDB-2018-010416
db:	CNNVD	id:	CNNVD-201809-579
db:	NVD	id:	CVE-2018-14815

LAST UPDATE DATE

2024-11-23T21:38:24.091000+00:00

SOURCES UPDATE DATE

db:	ZDI	id:	ZDI-18-1015	date:	2018-09-12T00:00:00
db:	ZDI	id:	ZDI-18-1016	date:	2018-09-12T00:00:00
db:	CNVD	id:	CNVD-2018-20785	date:	2018-10-12T00:00:00
db:	VULHUB	id:	VHN-125012	date:	2018-11-16T00:00:00
db:	BID	id:	105341	date:	2018-09-11T00:00:00
db:	JVNDB	id:	JVNDB-2018-010416	date:	2018-12-13T00:00:00
db:	CNNVD	id:	CNNVD-201809-579	date:	2018-09-13T00:00:00
db:	NVD	id:	CVE-2018-14815	date:	2024-11-21T03:49:51.263

SOURCES RELEASE DATE

db:	IVD	id:	e2fd6941-39ab-11e9-aeed-000c29342cb1	date:	2018-10-12T00:00:00
db:	ZDI	id:	ZDI-18-1015	date:	2018-09-12T00:00:00
db:	ZDI	id:	ZDI-18-1016	date:	2018-09-12T00:00:00
db:	CNVD	id:	CNVD-2018-20785	date:	2018-10-12T00:00:00
db:	VULHUB	id:	VHN-125012	date:	2018-09-26T00:00:00
db:	BID	id:	105341	date:	2018-09-11T00:00:00
db:	JVNDB	id:	JVNDB-2018-010416	date:	2018-12-13T00:00:00
db:	CNNVD	id:	CNNVD-201809-579	date:	2018-09-13T00:00:00
db:	NVD	id:	CVE-2018-14815	date:	2018-09-26T20:29:00.620