CVE-2019-11415

HIGH

Intelbras IWR 3000N 1.5.0 - Denial of Service via Malformed Login Request

Title source: llm
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for CVE-2019-11415. PoCs published by Social Engineering Neo.

AI-analyzed exploit summary This PoC exploits a JSON parsing vulnerability in Intelbras IWR-3000N routers by sending a malformed login request to trigger a denial of service (reboot). The script checks target availability and sends a crafted payload to the /v1/system/login endpoint.

Description

An issue was discovered on Intelbras IWR 3000N 1.5.0 devices. A malformed login request allows remote attackers to cause a denial of service (reboot), as demonstrated by JSON misparsing of the \""} string to v1/system/login.

Exploits (1)

exploitdb WORKING POC
by Social Engineering Neo · bashdoshardware
https://www.exploit-db.com/exploits/46768

This PoC exploits a JSON parsing vulnerability in Intelbras IWR-3000N routers by sending a malformed login request to trigger a denial of service (reboot). The script checks target availability and sends a crafted payload to the /v1/system/login endpoint.

Classification
Working Poc 90%
Attack Type
Dos
Complexity
Trivial
Reliability
Reliable
Target: Intelbras IWR-3000N (versions before 1.8.7_0)
No auth needed
Prerequisites: Network access to the target router · Target router must be vulnerable (pre-1.8.7_0 firmware)
devstral-2 · analyzed Feb 16, 2026 Full analysis →

References (3)

Core 3
Core References
Exploit, Third Party Advisory, VDB Entry exploit x_refsource_exploit-db
https://www.exploit-db.com/exploits/46768/
Exploit, Third Party Advisory, VDB Entry x_refsource_misc
http://packetstormsecurity.com/files/152680/Intelbras-IWR-3000N-Denial-Of-Service.html

Scores

CVSS v3 7.5
EPSS 0.1374
EPSS Percentile 96.0%
Attack Vector NETWORK
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Details

Status published
Products (1)
intelbras/iwr_3000n_firmware 1.5.0
Published Apr 22, 2019
Tracked Since Feb 18, 2026