Details of VAR-202004-0775

ID

VAR-202004-0775

CVE

CVE-2019-20713

TITLE

plural NETGEAR Out-of-bounds write vulnerabilities in devices

Trust: 0.8

sources: JVNDB: JVNDB-2019-015462

DESCRIPTION

Certain NETGEAR devices are affected by a stack-based buffer overflow by an authenticated user. This affects D8500 before 1.0.3.44, R6250 before 1.0.4.34, R6300v2 before 1.0.4.32, R6400 before 1.0.1.46, R6700 before 1.0.2.6, R6900 before 1.0.2.4, R6900P before 1.3.1.64, R7000 before 1.0.9.42, R7000P before 1.3.1.64, R7100LG before 1.0.0.50, R7300DST before 1.0.0.70, R7900 before 1.0.3.8, R7900P before 1.4.1.30, R8000 before 1.0.4.28, R8000P before 1.4.1.30, R8300 before 1.0.2.128, and R8500 before 1.0.2.128. plural NETGEAR The device is vulnerable to out-of-bounds writes.Information is obtained, information is tampered with, and service operation is interrupted. (DoS) It may be put into a state. NETGEAR D8500, etc. are all products of NETGEAR. NETGEAR D8500 is a wireless modem. NETGEAR R6250 is a wireless router. NETGEAR R6300 is a wireless router. The vulnerability stems from the fact that the network system or product performs an operation on the memory, and the data boundary is not correctly verified, resulting in an incorrect read and write operation to other associated memory locations. The attacker The vulnerability can be exploited to cause buffer overflow or heap overflow

Trust: 2.16

sources: NVD: CVE-2019-20713 // JVNDB: JVNDB-2019-015462 // CNVD: CNVD-2020-30684

IOT TAXONOMY

category:

['Network device']

sub_category:

Trust: 0.6

sources: CNVD: CNVD-2020-30684

AFFECTED PRODUCTS

vendor:	netgear	model:	r6700	scope:	lt	version:	1.0.2.6	Trust: 1.6
vendor:	netgear	model:	r6900	scope:	lt	version:	1.0.2.4	Trust: 1.6
vendor:	netgear	model:	r6900p	scope:	lt	version:	1.3.1.64	Trust: 1.6
vendor:	netgear	model:	r7000p	scope:	lt	version:	1.3.1.64	Trust: 1.6
vendor:	netgear	model:	r7900	scope:	lt	version:	1.0.3.8	Trust: 1.6
vendor:	netgear	model:	r7900p	scope:	lt	version:	1.4.1.30	Trust: 1.6
vendor:	netgear	model:	r8000p	scope:	lt	version:	1.4.1.30	Trust: 1.6
vendor:	netgear	model:	r8300	scope:	lt	version:	1.0.2.128	Trust: 1.6
vendor:	netgear	model:	r8500	scope:	lt	version:	1.0.2.128	Trust: 1.6
vendor:	netgear	model:	r7000	scope:	lt	version:	1.0.9.42	Trust: 1.6
vendor:	netgear	model:	r6250	scope:	lt	version:	1.0.4.34	Trust: 1.6
vendor:	netgear	model:	r8000	scope:	lt	version:	1.0.4.28	Trust: 1.6
vendor:	netgear	model:	d8500	scope:	lt	version:	1.0.3.44	Trust: 1.6
vendor:	netgear	model:	r6400	scope:	lt	version:	1.0.1.46	Trust: 1.6
vendor:	netgear	model:	r7100lg	scope:	lt	version:	1.0.0.50	Trust: 1.6
vendor:	netgear	model:	r7300dst	scope:	lt	version:	1.0.0.70	Trust: 1.6
vendor:	netgear	model:	r6300	scope:	lt	version:	1.0.4.32	Trust: 1.0
vendor:	netgear	model:	d8500	scope:	eq	version:	1.0.3.44	Trust: 0.8
vendor:	netgear	model:	r6250	scope:	eq	version:	1.0.4.34	Trust: 0.8
vendor:	netgear	model:	r6300	scope:	eq	version:	1.0.4.32	Trust: 0.8
vendor:	netgear	model:	r6400	scope:	eq	version:	1.0.1.46	Trust: 0.8
vendor:	netgear	model:	r6700	scope:	eq	version:	1.0.2.6	Trust: 0.8
vendor:	netgear	model:	r6900	scope:	eq	version:	1.0.2.4	Trust: 0.8
vendor:	netgear	model:	r6900p	scope:	eq	version:	1.3.1.64	Trust: 0.8
vendor:	netgear	model:	r7000	scope:	eq	version:	1.0.9.42	Trust: 0.8
vendor:	netgear	model:	r7000p	scope:	eq	version:	1.3.1.64	Trust: 0.8
vendor:	netgear	model:	r7100lg	scope:	eq	version:	1.0.0.50	Trust: 0.8
vendor:	netgear	model:	r6300v2	scope:	lt	version:	1.0.4.32	Trust: 0.6

sources: CNVD: CNVD-2020-30684 // JVNDB: JVNDB-2019-015462 // NVD: CVE-2019-20713

CVSS

SEVERITY

CVSSV2

CVSSV3

nvd@nist.gov:	CVE-2019-20713
value:	MEDIUM
Trust: 1.0
cve@mitre.org:	CVE-2019-20713
value:	MEDIUM
Trust: 1.0
NVD:	JVNDB-2019-015462
value:	MEDIUM
Trust: 0.8
CNVD:	CNVD-2020-30684
value:	MEDIUM
Trust: 0.6
CNNVD:	CNNVD-202004-1297
value:	MEDIUM
Trust: 0.6

nvd@nist.gov:	CVE-2019-20713
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-2019-015462
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-2020-30684
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-2019-20713
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-2019-20713
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-2019-015462
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-2020-30684 // JVNDB: JVNDB-2019-015462 // CNNVD: CNNVD-202004-1297 // NVD: CVE-2019-20713 // NVD: CVE-2019-20713

PROBLEMTYPE DATA

problemtype:

CWE-787

Trust: 1.8

sources: JVNDB: JVNDB-2019-015462 // NVD: CVE-2019-20713

TYPE

buffer error

Trust: 0.6

sources: CNNVD: CNNVD-202004-1297

CONFIGURATIONS

sources: JVNDB: JVNDB-2019-015462

PATCH

title:	Security Advisory for Post-Authentication Stack Overflow on Some Routers and Gateways, PSV-2018-0253	url:	https://kb.netgear.com/000061215/Security-Advisory-for-Post-Authentication-Stack-Overflow-on-Some-Routers-and-Gateways-PSV-2018-0253	Trust: 0.8
title:	Patch for Multiple NETGEAR product buffer overflow vulnerabilities (CNVD-2020-30684)	url:	https://www.cnvd.org.cn/patchInfo/show/219489	Trust: 0.6
title:	Multiple NETGEAR Product Buffer Error Vulnerability Fix	url:	http://www.cnnvd.org.cn/web/xxk/bdxqById.tag?id=114794	Trust: 0.6

sources: CNVD: CNVD-2020-30684 // JVNDB: JVNDB-2019-015462 // CNNVD: CNNVD-202004-1297

EXTERNAL IDS

db:	NVD	id:	CVE-2019-20713	Trust: 3.0
db:	JVNDB	id:	JVNDB-2019-015462	Trust: 0.8
db:	CNVD	id:	CNVD-2020-30684	Trust: 0.6
db:	CNNVD	id:	CNNVD-202004-1297	Trust: 0.6

sources: CNVD: CNVD-2020-30684 // JVNDB: JVNDB-2019-015462 // CNNVD: CNNVD-202004-1297 // NVD: CVE-2019-20713

REFERENCES

url:	https://nvd.nist.gov/vuln/detail/cve-2019-20713	Trust: 2.0
url:	https://kb.netgear.com/000061215/security-advisory-for-post-authentication-stack-overflow-on-some-routers-and-gateways-psv-2018-0253	Trust: 1.6
url:	https://cve.mitre.org/cgi-bin/cvename.cgi?name=cve-2019-20713	Trust: 0.8

sources: CNVD: CNVD-2020-30684 // JVNDB: JVNDB-2019-015462 // CNNVD: CNNVD-202004-1297 // NVD: CVE-2019-20713

CREDITS

Wayne Low of Fortinets FortiGuard Labs

Trust: 0.6

sources: CNNVD: CNNVD-202004-1297

SOURCES

db:	CNVD	id:	CNVD-2020-30684
db:	JVNDB	id:	JVNDB-2019-015462
db:	CNNVD	id:	CNNVD-202004-1297
db:	NVD	id:	CVE-2019-20713

LAST UPDATE DATE

2024-11-23T22:25:33.167000+00:00

SOURCES UPDATE DATE

db:	CNVD	id:	CNVD-2020-30684	date:	2020-05-29T00:00:00
db:	JVNDB	id:	JVNDB-2019-015462	date:	2020-05-21T00:00:00
db:	CNNVD	id:	CNNVD-202004-1297	date:	2020-04-21T00:00:00
db:	NVD	id:	CVE-2019-20713	date:	2024-11-21T04:39:09.657

SOURCES RELEASE DATE

db:	CNVD	id:	CNVD-2020-30684	date:	2020-05-29T00:00:00
db:	JVNDB	id:	JVNDB-2019-015462	date:	2020-05-21T00:00:00
db:	CNNVD	id:	CNNVD-202004-1297	date:	2020-04-16T00:00:00
db:	NVD	id:	CVE-2019-20713	date:	2020-04-16T19:15:24.713