Details of VAR-202004-1336

ID

VAR-202004-1336

CVE

CVE-2017-18770

TITLE

plural NETGEAR Classic buffer overflow vulnerability in device

Trust: 0.8

sources: JVNDB: JVNDB-2017-014877

DESCRIPTION

Certain NETGEAR devices are affected by a buffer overflow by an authenticated user. This affects R7800 before 1.0.2.36, PLW1000v2 before 1.0.0.14, and PLW1010v2 before 1.0.0.14. NETGEAR R7800 , PLW1000v2 , PLW1010v2 A classic buffer overflow vulnerability exists on the device.Information is obtained, information is tampered with, and service operation is interrupted. (DoS) It may be put into a state. NETGEAR R7800, etc. are all products of NETGEAR. NETGEAR R7800 is a wireless router. NETGEAR PLW1000 is a power line communication modem. NETGEAR PLW1010 is a power line communication modem. NETGEAR R7800 prior to 1.0.2.36, PLW1000v2 prior to 1.0.0.14 and PLW1010v2 prior to 1.0.0.14 have a buffer overflow vulnerability, which originated when the network system or product performed operations on the memory and did not correctly verify the data boundary, resulting in An erroneous read and write operation was performed on the associated other memory location. An attacker could use this vulnerability to cause a buffer overflow or heap overflow

Trust: 2.16

sources: NVD: CVE-2017-18770 // JVNDB: JVNDB-2017-014877 // CNVD: CNVD-2020-31318

IOT TAXONOMY

category:

['Network device']

sub_category:

Trust: 0.6

sources: CNVD: CNVD-2020-31318

AFFECTED PRODUCTS

vendor:	netgear	model:	r7800	scope:	lt	version:	1.0.2.36	Trust: 1.6
vendor:	netgear	model:	plw1010	scope:	lt	version:	1.0.0.14	Trust: 1.0
vendor:	netgear	model:	plw1000	scope:	lt	version:	1.0.0.14	Trust: 1.0
vendor:	netgear	model:	plw1000	scope:	eq	version:	1.0.0.14	Trust: 0.8
vendor:	netgear	model:	plw1010	scope:	eq	version:	1.0.0.14	Trust: 0.8
vendor:	netgear	model:	r7800	scope:	eq	version:	1.0.2.36	Trust: 0.8
vendor:	netgear	model:	plw1000v2	scope:	lt	version:	1.0.0.14	Trust: 0.6
vendor:	netgear	model:	plw1010v2	scope:	lt	version:	1.0.0.14	Trust: 0.6

sources: CNVD: CNVD-2020-31318 // JVNDB: JVNDB-2017-014877 // NVD: CVE-2017-18770

CVSS

SEVERITY

CVSSV2

CVSSV3

nvd@nist.gov:	CVE-2017-18770
value:	MEDIUM
Trust: 1.0
cve@mitre.org:	CVE-2017-18770
value:	MEDIUM
Trust: 1.0
NVD:	JVNDB-2017-014877
value:	MEDIUM
Trust: 0.8
CNVD:	CNVD-2020-31318
value:	MEDIUM
Trust: 0.6
CNNVD:	CNNVD-202004-1875
value:	MEDIUM
Trust: 0.6

nvd@nist.gov:	CVE-2017-18770
severity:	MEDIUM
baseScore:	5.2
vectorString:	AV:A/AC:L/AU:S/C:P/I:P/A:P
accessVector:	ADJACENT_NETWORK
accessComplexity:	LOW
authentication:	SINGLE
confidentialityImpact:	PARTIAL
integrityImpact:	PARTIAL
availabilityImpact:	PARTIAL
exploitabilityScore:	5.1
impactScore:	6.4
acInsufInfo:	NONE
obtainAllPrivilege:	NONE
obtainUserPrivilege:	NONE
obtainOtherPrivilege:	NONE
userInteractionRequired:	NONE
version:	2.0
Trust: 1.0
NVD:	JVNDB-2017-014877
severity:	MEDIUM
baseScore:	5.2
vectorString:	AV:A/AC:L/AU:S/C:P/I:P/A:P
accessVector:	ADJACENT NETWORK
accessComplexity:	LOW
authentication:	SINGLE
confidentialityImpact:	PARTIAL
integrityImpact:	PARTIAL
availabilityImpact:	PARTIAL
exploitabilityScore:	NONE
impactScore:	NONE
acInsufInfo:	NONE
obtainAllPrivilege:	NONE
obtainUserPrivilege:	NONE
obtainOtherPrivilege:	NONE
userInteractionRequired:	NONE
version:	2.0
Trust: 0.8
CNVD:	CNVD-2020-31318
severity:	MEDIUM
baseScore:	5.2
vectorString:	AV:A/AC:L/AU:S/C:P/I:P/A:P
accessVector:	ADJACENT_NETWORK
accessComplexity:	LOW
authentication:	SINGLE
confidentialityImpact:	PARTIAL
integrityImpact:	PARTIAL
availabilityImpact:	PARTIAL
exploitabilityScore:	5.1
impactScore:	6.4
acInsufInfo:	NONE
obtainAllPrivilege:	NONE
obtainUserPrivilege:	NONE
obtainOtherPrivilege:	NONE
userInteractionRequired:	NONE
version:	2.0
Trust: 0.6

nvd@nist.gov:	CVE-2017-18770
baseSeverity:	MEDIUM
baseScore:	6.8
vectorString:	CVSS:3.1/AV:A/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
attackVector:	ADJACENT
attackComplexity:	LOW
privilegesRequired:	HIGH
userInteraction:	NONE
scope:	UNCHANGED
confidentialityImpact:	HIGH
integrityImpact:	HIGH
availabilityImpact:	HIGH
exploitabilityScore:	0.9
impactScore:	5.9
version:	3.1
Trust: 1.0
cve@mitre.org:	CVE-2017-18770
baseSeverity:	MEDIUM
baseScore:	6.8
vectorString:	CVSS:3.0/AV:A/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
attackVector:	ADJACENT
attackComplexity:	LOW
privilegesRequired:	HIGH
userInteraction:	NONE
scope:	UNCHANGED
confidentialityImpact:	HIGH
integrityImpact:	HIGH
availabilityImpact:	HIGH
exploitabilityScore:	0.9
impactScore:	5.9
version:	3.0
Trust: 1.0
NVD:	JVNDB-2017-014877
baseSeverity:	MEDIUM
baseScore:	6.8
vectorString:	CVSS:3.0/AV:A/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
attackVector:	ADJACENT NETWORK
attackComplexity:	LOW
privilegesRequired:	HIGH
userInteraction:	NONE
scope:	UNCHANGED
confidentialityImpact:	HIGH
integrityImpact:	HIGH
availabilityImpact:	HIGH
exploitabilityScore:	NONE
impactScore:	NONE
version:	3.0
Trust: 0.8

sources: CNVD: CNVD-2020-31318 // JVNDB: JVNDB-2017-014877 // CNNVD: CNNVD-202004-1875 // NVD: CVE-2017-18770 // NVD: CVE-2017-18770

PROBLEMTYPE DATA

problemtype:

CWE-120

Trust: 1.8

sources: JVNDB: JVNDB-2017-014877 // NVD: CVE-2017-18770

THREAT TYPE

remote or local

Trust: 0.6

sources: CNNVD: CNNVD-202004-1875

TYPE

buffer error

Trust: 0.6

sources: CNNVD: CNNVD-202004-1875

CONFIGURATIONS

sources: JVNDB: JVNDB-2017-014877

PATCH

title:	Security Advisory for Post-Authentication Buffer Overflow on Powerlines and a Router, PSV-2016-0121	url:	https://kb.netgear.com/000051473/Security-Advisory-for-Post-Authentication-Buffer-Overflow-on-Powerlines-and-a-Router-PSV-2016-0121	Trust: 0.8
title:	Patch for NETGEAR R7800, PLW1000 and PLW1010 buffer overflow vulnerability	url:	https://www.cnvd.org.cn/patchInfo/show/220075	Trust: 0.6
title:	NETGEAR R7800 , PLW1000 and PLW1010 Buffer error vulnerability fix	url:	http://www.cnnvd.org.cn/web/xxk/bdxqById.tag?id=117002	Trust: 0.6

sources: CNVD: CNVD-2020-31318 // JVNDB: JVNDB-2017-014877 // CNNVD: CNNVD-202004-1875

EXTERNAL IDS

db:	NVD	id:	CVE-2017-18770	Trust: 3.0
db:	JVNDB	id:	JVNDB-2017-014877	Trust: 0.8
db:	CNVD	id:	CNVD-2020-31318	Trust: 0.6
db:	CNNVD	id:	CNNVD-202004-1875	Trust: 0.6

sources: CNVD: CNVD-2020-31318 // JVNDB: JVNDB-2017-014877 // CNNVD: CNNVD-202004-1875 // NVD: CVE-2017-18770

REFERENCES

url:	https://nvd.nist.gov/vuln/detail/cve-2017-18770	Trust: 2.0
url:	https://kb.netgear.com/000051473/security-advisory-for-post-authentication-buffer-overflow-on-powerlines-and-a-router-psv-2016-0121	Trust: 1.6
url:	https://cve.mitre.org/cgi-bin/cvename.cgi?name=cve-2017-18770	Trust: 0.8

sources: CNVD: CNVD-2020-31318 // JVNDB: JVNDB-2017-014877 // CNNVD: CNNVD-202004-1875 // NVD: CVE-2017-18770

SOURCES

db:	CNVD	id:	CNVD-2020-31318
db:	JVNDB	id:	JVNDB-2017-014877
db:	CNNVD	id:	CNNVD-202004-1875
db:	NVD	id:	CVE-2017-18770

LAST UPDATE DATE

2024-11-23T22:55:10.562000+00:00

SOURCES UPDATE DATE

db:	CNVD	id:	CNVD-2020-31318	date:	2020-06-03T00:00:00
db:	JVNDB	id:	JVNDB-2017-014877	date:	2020-05-20T00:00:00
db:	CNNVD	id:	CNNVD-202004-1875	date:	2020-04-24T00:00:00
db:	NVD	id:	CVE-2017-18770	date:	2024-11-21T03:20:52.690

SOURCES RELEASE DATE

db:	CNVD	id:	CNVD-2020-31318	date:	2020-06-03T00:00:00
db:	JVNDB	id:	JVNDB-2017-014877	date:	2020-05-20T00:00:00
db:	CNNVD	id:	CNNVD-202004-1875	date:	2020-04-22T00:00:00
db:	NVD	id:	CVE-2017-18770	date:	2020-04-22T15:15:11.597