How severe is CVE-2019-20487?

CVE-2019-20487 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2019-20487 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (37th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2019-20487?

CVE-2019-20487 affects Netgear Wnr1000 Firmware. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2019-20487?

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-2019-20487 published?

CVE-2019-20487 was published on 2020-03-02 and last updated on 2026-06-17.

CVE-2019-20487

CVE-2019-20487 is a high-severity vulnerability in Netgear Wnr1000 Firmware with a CVSS 3.x base score of 8.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-352.

Key facts

Severity: High (CVSS 3.x base score 8.8)
CVSS v2: 6.8
EPSS exploit prediction: 0% (37th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-352
Affected product: Netgear Wnr1000 Firmware
Published: 2020-03-02
Last modified: 2026-06-17

Description

An issue was discovered on NETGEAR WNR1000V4 1.1.0.54 devices. Multiple actions within the WNR1000V4 web management console are vulnerable to an unauthenticated GET request (exploitable directly or through CSRF), as demonstrated by the setup.cgi?todo=save_htp_account URI.

Frequently asked questions

What is CVE-2019-20487?: An issue was discovered on NETGEAR WNR1000V4 1.1.0.54 devices. Multiple actions within the WNR1000V4 web management console are vulnerable to an unauthenticated GET request (exploitable directly or through CSRF), as demonstrated by the setup.cgi?todo=save_htp_account URI.
How severe is CVE-2019-20487?: CVE-2019-20487 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2019-20487 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (37th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2019-20487?: CVE-2019-20487 affects Netgear Wnr1000 Firmware. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2019-20487?: 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-2019-20487 published?: CVE-2019-20487 was published on 2020-03-02 and last updated on 2026-06-17.

References

https://www.nccgroup.trust/us/about-us/newsroom-and-events/blog/2019/august/the-netgear-wnr1000v4-round-2/

Affected products (1)

cpe:2.3:o:netgear:wnr1000_firmware:1.1.0.54:*:*:*:*:*:*:*

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CVE-2019-20489 — Critical (CVSS 9.8): An issue was discovered on NETGEAR WNR1000V4 1.1.0.54 devices. The web management interface (setup.cgi) has an…
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