How severe is CVE-2019-20004?

CVE-2019-20004 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-2019-20004 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (64th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2019-20004?

CVE-2019-20004 affects Intelbras Iwr 3000n Firmware. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2019-20004?

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-2019-20004 published?

CVE-2019-20004 was published on 2020-01-05 and last updated on 2026-06-17.

CVE-2019-20004

CVE-2019-20004 is a high-severity vulnerability in Intelbras Iwr 3000n 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-640.

Key facts

Severity: High (CVSS 3.x base score 8.8)
CVSS v2: 4.3
EPSS exploit prediction: 1% (64th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-640
Affected product: Intelbras Iwr 3000n Firmware
Published: 2020-01-05
Last modified: 2026-06-17

Description

An issue was discovered on Intelbras IWR 3000N 1.8.7 devices. When the administrator password is changed from a certain client IP address, administrative authorization remains available to any client at that IP address, leading to complete control of the router.

Frequently asked questions

What is CVE-2019-20004?: An issue was discovered on Intelbras IWR 3000N 1.8.7 devices. When the administrator password is changed from a certain client IP address, administrative authorization remains available to any client at that IP address, leading to complete control of the router.
How severe is CVE-2019-20004?: CVE-2019-20004 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-2019-20004 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (64th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2019-20004?: CVE-2019-20004 affects Intelbras Iwr 3000n Firmware. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2019-20004?: 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-2019-20004 published?: CVE-2019-20004 was published on 2020-01-05 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:o:intelbras:iwr_3000n_firmware:1.8.7:*:*:*:*:*:*:*

More vulnerabilities in Intelbras Iwr 3000n Firmware

CVE-2019-19995 — High (CVSS 8.8): A CSRF issue was discovered on Intelbras IWR 3000N 1.8.7 devices, leading to complete control of the router, as…
CVE-2019-11416 — High (CVSS 8.8): A CSRF issue was discovered on Intelbras IWR 3000N 1.5.0 devices, leading to complete control of the router, as…
CVE-2019-11414 — High (CVSS 8.8): An issue was discovered on Intelbras IWR 3000N 1.5.0 devices. When the administrator password is changed from a certain…
CVE-2025-55976 — High (CVSS 8.4): Intelbras IWR 3000N 1.9.8 exposes the Wi-Fi password in plaintext via the /api/wireless endpoint. Any unauthenticated…
CVE-2019-19996 — High (CVSS 7.5): An issue was discovered on Intelbras IWR 3000N 1.8.7 devices. A malformed login request allows remote attackers to…
CVE-2019-11415 — High (CVSS 7.5): An issue was discovered on Intelbras IWR 3000N 1.5.0 devices. A malformed login request allows remote attackers to…

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