A hard-coded password vulnerability exists in the telnetd functionality of LevelOne WBR-6013 RER4_A_v3411b_2T2R_LEV_09_170623.

published 2024-07-08 2 y ago modified 2026-06-17 4 mo ago also EUVD-2023-50873

cvss: 9.8; version 3.1, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 1.0%; EPSS 1.0% chance of exploitation in 30 days, percentile 63%
public exploits: 0; none known

A hard-coded password vulnerability exists in the telnetd functionality of LevelOne WBR-6013 RER4_A_v3411b_2T2R_LEV_09_170623. A set of specially crafted network packets can lead to arbitrary command execution.

CISA SSVC

Exploitation: Proof of concept is public
Automatable: yes
Technical impact: total
Assessed: 2 y ago (2024-07-08)

Exploit prediction

1.00% chance of exploitation in the next 30 days, higher than 63% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by	version	score	vector
CNA	3.1	9.8	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected products

LevelOne WBR-6013
realtek rtl819x_software_development_kit
level_one wbr6013

Classification

Weakness

CWE-259 Use of Hard-coded Password
CWE-798 Use of Hard-coded Credentials

References

talosintelligence.com /vulnerability_reports/TALOS-2023-1871
third-party-advisory
talosintelligence.com /vulnerability_reports/TALOS-2023-1871

Sources

CVE List CVE-2023-46685
NVD CVE-2023-46685

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.

Summary