HOMEVULNERABILITIESCVE-2019-20681
HIGH

CVE-2019-20681

NVD-CWE-noinfoPublished: April 15, 2020· Updated: Jun 17, 2026

8.8
CVSS v3.1

Official Description

Certain NETGEAR devices are affected by authentication bypass. This affects D6200 before 1.1.00.34, D7000 before 1.0.1.68, JR6150 before 1.0.1.18, PR2000 before 1.0.0.28, R6050 before 1.0.1.18, R6120 before 1.0.0.46, R6220 before 1.1.0.80, R6260 before 1.1.0.64, R6700v2 before 1.2.0.36, R6800 before 1.2.0.36, and R6900v2 before 1.2.0.36.

NVD Source

Technical Analysis

CVE-2019-20681 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.

Exploitation requires low privileges, which limits the exposure to scenarios where an attacker has already gained initial access.

A successful exploit results in complete confidentiality breach (data exposure), full integrity compromise (data manipulation), availability disruption (denial of service), with a CVSS base score of 8.8.

CVSS v3.1 Vector Breakdown

Exploitability
Attack VectorNetwork
Attack ComplexityLow
Privileges Req.Low
User InteractionNone
ScopeUnchanged
Impact
ConfidentialityHigh
IntegrityHigh
AvailabilityHigh
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Affected Vendors & Products

netgear22 product(s)
d6200 firmwared6200d7000 firmwared7000jr6150 firmwarejr6150pr2000 firmwarepr2000r6050 firmwarer6050r6120 firmwarer6120+10
Source: NVD CPE · 22 total CPE entries

Exploit & PoC Resources

NO KNOWN EXPLOITNo public exploit confirmed at this time
Exploit-DB
Offensive Security exploit database
GitHub PoC Search
Community PoC repositories
Rapid7 / Metasploit
Metasploit module search
PacketStorm
Security advisories & exploits
NVD Detail
Official NIST entry
MITRE CVE
CVE Program entry
External links open in a new tab. Always verify in a controlled environment before use.

Official Patches & Advisories

ADVISORYhttps://kb.netgear.com/000061458/Security-Advisory-for-Authentication-Bypass-on-Some-Routers-and-Gateways-PSV-2018-0346
ADVISORYhttps://kb.netgear.com/000061458/Security-Advisory-for-Authentication-Bypass-on-Some-Routers-and-Gateways-PSV-2018-0346

All References (2)

→
https://kb.netgear.com/000061458/Security-Advisory-for-Authentication-Bypass-on-Some-Routers-and-Gateways-PSV-2018-0346Vendor Advisory
→
https://kb.netgear.com/000061458/Security-Advisory-for-Authentication-Bypass-on-Some-Routers-and-Gateways-PSV-2018-0346Vendor Advisory

Quick Facts

CVE IDCVE-2019-20681
CVSS Score8.8 / 10
SeverityHIGH
WeaknessNVD-CWE-noinfo
CISA KEVNo
Affected1 vendor(s)
PublishedApr 15, 2020

Related CVEs (NVD-CWE-noinfo)

CVE-2018-4091
10.0
CVE-2017-14469
10.0
CVE-2017-10405
10.0
CVE-2017-10151
10.0
CVE-2017-10402
10.0
CVE-2017-14470
10.0

Recommended Actions

  • →Apply vendor patches immediately
  • →Monitor CVE-2019-20681 in threat intel feeds
  • →Review IDS/IPS signatures for exploitation attempts
Data sourced from NVD (NIST), CISA KEV, and EPSS (FIRST). Analysis generated by CTIWatch. CVE data is provided under the NVD usage policy.
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