CVE-2025-57685

HIGH
MEDIUM Priority: 0.10 BB Relevance: 63/100
Published: 2025-09-22 Modified: 2026-11-05 First seen: 2026-11-05 Status: active

Attack Surface

Adjacent Low Complexity No Auth No Interaction Conf. Impact Integ. Impact

CVSS Vector Breakdown

AV: Adjacent
AC: Low
PR: None
UI: None
S: Unchanged
C: High
I: High
A: High

Description

The LB-Link routers, including the BL-AC2100_AZ3 V1.0.4, BL-WR4000 v2.5.0, BL-WR9000_AE4 v2.4.9, BL-AC1900_AZ2 v1.0.2, BL-X26_AC8 v1.2.8, and BL-LTE300_DA4 V1.2.3 models, are vulnerable to unauthorized command injection. Attackers can exploit this vulnerability by accessing the /goform/set_serial_cfg interface to gain the highest level of device privileges without authorization, enabling them to remotely execute malicious commands.

Weakness Classification (1)

Bug Bounty Relevance

63 / 100
✓ No authentication
✓ Low complexity
✓ No user interaction

CVSS Score

8.8 / 10.0 v3.1
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS — Exploitation Probability

1.17%
Raw Score 0.011740
Percentile 68.0%
Date 2026-11-13

EPSS Trend

2026-11-13
0.01174
2026-11-12
0.01174
2026-11-10
0.01174
2026-11-09
0.01174
2026-11-08
0.01174
2026-11-07
0.01174
2026-11-06
0.01174
2026-11-05
0.01174

Intelligence Sources

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