CVE-2019-19142
Intelbras WRN240 devices do not require authentication to replace the firmware via a POST request...
Intelbras WRN240 devices do not require authentication to replace the firmware via a POST request to the incoming/Firmware.cfg URI.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- None
- Integrity
- High
- Availability
- None
Exploit likelihood
What each source reports
NVD Score used
Intelbras WRN240 devices do not require authentication to replace the firmware via a POST request to the incoming/Firmware.cfg URI.
- Record
CVE-2019-19142- CVSS 3.1
- 7.5 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N - CVSS 2.0
- 5.0 Medium
AV:N/AC:L/Au:N/C:N/I:P/A:N - Weakness
- CWE-306
- Updated
- 2026-11-02
CVE List No score
Intelbras WRN240 devices do not require authentication to replace the firmware via a POST request to the incoming/Firmware.cfg URI.
- Record
CVE-2019-19142- Updated
- 2026-11-02
EUVDEUVD-2019-8774 No score
Intelbras WRN240 devices do not require authentication to replace the firmware via a POST request to the incoming/Firmware.cfg URI.
- Record
EUVD-2019-8774- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-x49h-w39r-5qq6
Intelbras WRN240 devices do not require authentication to replace the firmware via a POST request...
Intelbras WRN240 devices do not require authentication to replace the firmware via a POST request to the incoming/Firmware.cfg URI.
- Record
GHSA-x49h-w39r-5qq6- CVSS 3.1
- 7.5 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N - Weakness
- CWE-306
- Updated
- 2026-11-02
Affected products
Public exploits
Links only. Every CVE stores no exploit code.
| Source | Link | Date |
|---|---|---|
| Exploit-DB | Intelbras Wireless N 150Mbps WRN240 - Authentication Bypass (Config Upload) | 2020-03-02 |
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, Exploit-DB, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2019-19142 is a high vulnerability (CVSS 7.5) in Intelbras Wrn 240 Firmware, published January 17, 2020. Public exploit code exists. EPSS puts the chance of exploitation in the next 30 days at 7.81%, the 94th percentile. No source names a fixed version.