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Vulnerability record · CVE-2024-33700 · published 30 October 2024

CVE-2024-33700: Level1 wbr-6012 firmware improper input validation vulnerability

Level1 · Wbr 6012 Firmware

The LevelOne WBR-6012 router firmware R0.40e6 suffers from an input validation vulnerability within its FTP functionality, enabling attackers to cause a denial of service through a series of malformed FTP commands. This can lead to device reboots and service disruption.

7.5 CVSS 3.1 High EPSS 0.82% · top 44.3% CWE-20 · Improper input validation
7.5CVSS 3.1 base score
0.82%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
2References, 1 tagged exploit
17 Jun 2026Last modified by NVD

Description

The LevelOne WBR-6012 router firmware R0.40e6 suffers from an input validation vulnerability within its FTP functionality, enabling attackers to cause a denial of service through a series of malformed FTP commands. This can lead to device reboots and service disruption.

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://talosintelligence.com/vulnerability_reports/TALOS-2024-1998 ExploitThird Party Advisory
https://www.talosintelligence.com/vulnerability_reports/TALOS-2024-1998

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

9.8CVE-2024-31151Level1 wbr-6012 firmware hard-coded credentials vulnerabilityA security flaw involving hard-coded credentials in LevelOne WBR-6012's web services allows attackers to gain unauthorized access during the first 30…EPSS 0.71%8.8CVE-2024-33699Level1 wbr-6012 firmware vulnerabilityThe LevelOne WBR-6012 router's web application has a vulnerability in its firmware version R0.40e6, allowing attackers to change the administrator pa…EPSS 11%8.8CVE-2024-24777Level1 wbr-6012 firmware cross-site request forgery vulnerabilityA cross-site request forgery (CSRF) vulnerability exists in the Web Application functionality of the LevelOne WBR-6012 R0.40e6. A specially crafted H…EPSS 8.1%8.1CVE-2024-23309Level1 wbr-6012 firmware vulnerabilityThe LevelOne WBR-6012 router with firmware R0.40e6 has an authentication bypass vulnerability in its web application due to reliance on client IP add…EPSS 0.92%8.1CVE-2024-28875Level1 wbr-6012 firmware hard-coded credentials vulnerabilityA security flaw involving hard-coded credentials in LevelOne WBR-6012's web services allows attackers to gain unauthorized access during the first 30…EPSS 0.69%7.5CVE-2024-33623Level1 wbr-6012 firmware vulnerabilityA denial of service vulnerability exists in the Web Application functionality of LevelOne WBR-6012 R0.40e6. A specially crafted HTTP request can lead…EPSS 12%7.5CVE-2024-31152Level1 wbr-6012 firmware uncontrolled resource consumption vulnerabilityThe LevelOne WBR-6012 router with firmware R0.40e6 is vulnerable to improper resource allocation within its web application, where a series of crafte…EPSS 18%7.5CVE-2024-28052Level1 wbr-6012 firmware vulnerabilityThe WBR-6012 is a wireless SOHO router. It is a low-cost device which functions as an internet gateway for homes and small offices while aiming to be…EPSS 0.70%

Source: NIST National Vulnerability Database (record CVE-2024-33700), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.