8.8
HIGH
CVE-2019-20004
Intelbras IWR 3000N Buffer Overflow Remote Access Vulnerability
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.

INFO

Published Date :

Jan. 5, 2020, 11:15 p.m.

Last Modified :

Nov. 7, 2023, 3:08 a.m.

Remotely Exploitable :

Yes !

Impact Score :

5.9

Exploitability Score :

2.8
Affected Products

The following products are affected by CVE-2019-20004 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID Vendor Product Action
1 Intelbras iwr_3000n_firmware
References to Advisories, Solutions, and Tools

Here, you will find a curated list of external links that provide in-depth information, practical solutions, and valuable tools related to CVE-2019-20004.

URL Resource
http://en.intelbras.com.br/downloads Vendor Advisory
https://medium.com/%40rsantos_14778/remote-control-cve-2019-20004-21f77e976715

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2019-20004 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2019-20004 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • CVE Modified by [email protected]

    May. 14, 2024

    Action Type Old Value New Value
  • CVE Modified by [email protected]

    Nov. 07, 2023

    Action Type Old Value New Value
    Added Reference MITRE https://medium.com/%40rsantos_14778/remote-control-cve-2019-20004-21f77e976715 [No types assigned]
    Removed Reference MITRE https://medium.com/@rsantos_14778/remote-control-cve-2019-20004-21f77e976715
  • Initial Analysis by [email protected]

    Jan. 14, 2020

    Action Type Old Value New Value
    Added CVSS V2 Metadata Victim must voluntarily interact with attack mechanism
    Added CVSS V2 NIST (AV:N/AC:M/Au:N/C:P/I:N/A:N)
    Added CVSS V3.1 NIST AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
    Changed Reference Type http://en.intelbras.com.br/downloads No Types Assigned http://en.intelbras.com.br/downloads Vendor Advisory
    Changed Reference Type https://medium.com/@rsantos_14778/remote-control-cve-2019-20004-21f77e976715 No Types Assigned https://medium.com/@rsantos_14778/remote-control-cve-2019-20004-21f77e976715 Exploit, Third Party Advisory
    Added CWE NIST CWE-640
    Added CPE Configuration AND OR *cpe:2.3:o:intelbras:iwr_3000n_firmware:1.8.7:*:*:*:*:*:*:* OR cpe:2.3:h:intelbras:iwr_3000n:-:*:*:*:*:*:*:*
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2019-20004 is associated with the following CWEs:

Common Attack Pattern Enumeration and Classification (CAPEC)

Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2019-20004 weaknesses.

Exploit Prediction

EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.

0.22 }} -0.04%

score

0.59733

percentile

CVSS31 - Vulnerability Scoring System
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability