High severity · published Jan 5, 2020
CVE-2019-20004
An issue was discovered on Intelbras IWR 3000N 1.8.7 devices
8.8
CVSS
1.2%
EPSS
No
On KEV
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.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
Required
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)1.2% · higher than 67% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
I3
Iwr 3000n Firmware · Intelbras
1.8.7 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2019-20004
CVE.org
https://www.cve.org/CVERecord?id=CVE-2019-20004
Vendor Advisory
http://en.intelbras.com.br/downloads
medium.com
https://medium.com/%40rsantos_14778/remote-control-cve-2019-20004-21f77e976715
More from Iwr 3000n Firmware
8.8
CVE-2019-19995
A CSRF issue was discovered on Intelbras IWR 3000N 1.8.7 devices, leading to complete control of the router, as demonstrated by v1/system/user
8.8
CVE-2019-11416
A CSRF issue was discovered on Intelbras IWR 3000N 1.5.0 devices, leading to complete control of the router, as demonstrated by v1/system/user
8.8
CVE-2019-11414
An issue was discovered on Intelbras IWR 3000N 1.5.0 devices
8.4
CVE-2025-55976
Intelbras IWR 3000N 1.9.8 exposes the Wi-Fi password in plaintext via the /api/wireless endpoint
7.5
CVE-2019-19996
An issue was discovered on Intelbras IWR 3000N 1.8.7 devices