CVE-2019-20684

CVSS V2 Medium 5.8 CVSS V3 High 8.8

Description

Certain NETGEAR devices are affected by a stack-based buffer overflow by an unauthenticated attacker. This affects D3600 before 1.0.0.75, D6000 before 1.0.0.75, D6200 before 1.1.00.32, D7000 before 1.0.1.68, JR6150 before 1.0.1.18, PR2000 before 1.0.0.28, R6020 before 1.0.0.38, R6050 before 1.0.1.18, R6080 before 1.0.0.38, R6120 before 1.0.0.46, R6220 before 1.1.0.80, R6260 before 1.1.0.40, R6700v2 before 1.2.0.36, R6800 before 1.2.0.36, R6900v2 before 1.2.0.36, WNR2020 before 1.1.0.62, and XR500 before 2.3.2.32.

Overview

CVE ID
CVE-2019-20684

Assigner
cve@mitre.org

Vulnerability Status
Analyzed

Published Version
2020-04-16T19:15:23

Last Modified Date
2020-04-21T15:18:58

Weakness Enumerations

CWE	URL
CWE-787	http://cwe.mitre.org/data/definitions/787.html

CPE Configuration (Product)

CPE	Vulnerable	Operator	Version End
		AND
cpe:2.3:o:netgear:d3600_firmware::::::::	1	OR	1.0.0.75
cpe:2.3:h:netgear:d3600:-:::::::*	0	OR
		AND
cpe:2.3:o:netgear:d6000_firmware::::::::	1	OR	1.0.0.75
cpe:2.3:h:netgear:d6000:-:::::::*	0	OR
		AND
cpe:2.3:o:netgear:d6200_firmware::::::::	1	OR	1.1.00.32
cpe:2.3:h:netgear:d6200:-:::::::*	0	OR
		AND
cpe:2.3:o:netgear:d7000_firmware::::::::	1	OR	1.0.1.68
cpe:2.3:h:netgear:d7000:-:::::::*	0	OR
		AND
cpe:2.3:o:netgear:jr6150_firmware::::::::	1	OR	1.0.1.18
cpe:2.3:h:netgear:jr6150:-:::::::*	0	OR
		AND
cpe:2.3:o:netgear:pr2000_firmware::::::::	1	OR	1.0.0.28
cpe:2.3:h:netgear:pr2000:-:::::::*	0	OR
		AND
cpe:2.3:o:netgear:r6020_firmware::::::::	1	OR	1.0.0.38
cpe:2.3:h:netgear:r6020:-:::::::*	0	OR
		AND
cpe:2.3:o:netgear:r6050_firmware::::::::	1	OR	1.0.1.18
cpe:2.3:h:netgear:r6050:-:::::::*	0	OR
		AND
cpe:2.3:o:netgear:r6080_firmware::::::::	1	OR	1.0.0.38
cpe:2.3:h:netgear:r6080:-:::::::*	0	OR
		AND
cpe:2.3:o:netgear:r6120_firmware::::::::	1	OR	1.0.0.46
cpe:2.3:h:netgear:r6120:-:::::::*	0	OR
		AND
cpe:2.3:o:netgear:r6220_firmware::::::::	1	OR	1.1.0.80
cpe:2.3:h:netgear:r6220:-:::::::*	0	OR
		AND
cpe:2.3:o:netgear:r6260_firmware::::::::	1	OR	1.1.0.40
cpe:2.3:h:netgear:r6260:-:::::::*	0	OR
		AND
cpe:2.3:o:netgear:r6700_firmware::::::::	1	OR	1.2.0.36
cpe:2.3:h:netgear:r6700:v2:::::::*	0	OR
		AND
cpe:2.3:o:netgear:r6800_firmware::::::::	1	OR	1.2.0.36
cpe:2.3:h:netgear:r6800:-:::::::*	0	OR
		AND
cpe:2.3:o:netgear:r6900_firmware::::::::	1	OR	1.2.0.36
cpe:2.3:h:netgear:r6900:v2:::::::*	0	OR
		AND
cpe:2.3:o:netgear:wnr2020_firmware::::::::	1	OR	1.1.0.62
cpe:2.3:h:netgear:wnr2020:-:::::::*	0	OR
		AND
cpe:2.3:o:netgear:xr500_firmware::::::::	1	OR	2.3.2.32
cpe:2.3:h:netgear:xr500:-:::::::*	0	OR

CVSS Version 2

Version
2.0

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

Access Vector
ADJACENT_NETWORK

Access Compatibility
LOW

Authentication
NONE

Confidentiality Impact
PARTIAL

Integrity Impact
PARTIAL

Availability Impact
PARTIAL

Base Score
5.8

Severity
MEDIUM

Exploitability Score
6.5

Impact Score
6.4

CVSS Version 3

Version
3.1

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

Attack Vector
ADJACENT_NETWORK

Attack Compatibility
LOW

Privileges Required
NONE

User Interaction
NONE

Scope
UNCHANGED

Confidentiality Impact
HIGH

Availability Impact
HIGH

Base Score
8.8

Base Severity
HIGH

Exploitability Score
2.8

Impact Score
5.9

References

Reference URL	Reference Tags
https://kb.netgear.com/000061455/Security-Advisory-for-Pre-Authentication-Stack-Overflow-on-Some-Routers-and-Gateways-PSV-2018-0297	Vendor Advisory

Sources

Source Name	Source URL
NIST	https://nvd.nist.gov/vuln/detail/CVE-2019-20684
MITRE	https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-20684

History

Created	Old Value	New Value	Data Type	Notes
2022-05-10 16:43:58				Added to TrackCVE
2022-12-04 15:02:16	2020-04-16T19:15Z	2020-04-16T19:15:23	CVE Published Date	updated
2022-12-04 15:02:16		2020-04-21T15:18:58	CVE Modified Date	updated
2022-12-04 15:02:16		Analyzed	Vulnerability Status	updated