How severe is CVE-2019-20687?

CVE-2019-20687 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2019-20687 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (60th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2019-20687?

CVE-2019-20687 primarily affects Netgear D6200 Firmware. In total, 5 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2019-20687?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2019-20687 published?

CVE-2019-20687 was published on 2020-04-16 and last updated on 2026-06-17.

CVE-2019-20687

CVE-2019-20687 is a high-severity vulnerability in Netgear D6200 Firmware with a CVSS 3.x base score of 7.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Severity: High (CVSS 3.x base score 7.5)
CVSS v2: 5.0
EPSS exploit prediction: 1% (60th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Netgear D6200 Firmware
Published: 2020-04-16
Last modified: 2026-06-17

Description

Certain NETGEAR devices are affected by denial of service. This affects D6200 before 1.1.00.34, D7000 before 1.0.1.70, JR6150 before 1.0.1.18, R6050 before 1.0.1.18, and WNR2020 before 1.1.0.62.

Frequently asked questions

What is CVE-2019-20687?: Certain NETGEAR devices are affected by denial of service. This affects D6200 before 1.1.00.34, D7000 before 1.0.1.70, JR6150 before 1.0.1.18, R6050 before 1.0.1.18, and WNR2020 before 1.1.0.62.
How severe is CVE-2019-20687?: CVE-2019-20687 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2019-20687 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (60th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2019-20687?: CVE-2019-20687 primarily affects Netgear D6200 Firmware. In total, 5 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2019-20687?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2019-20687 published?: CVE-2019-20687 was published on 2020-04-16 and last updated on 2026-06-17.

References

https://kb.netgear.com/000061452/Security-Advisory-for-Denial-of-Service-on-Some-Routers-and-Gateways-PSV-2018-0182

Affected products (5)

cpe:2.3:o:netgear:d6200_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:netgear:d7000_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:netgear:jr6150_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:netgear:r6050_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:netgear:wnr2020_firmware:*:*:*:*:*:*:*:*

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