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CVE-2025-7564

LB-LINK BL-AC3600 shadow hard-coded credentials

Published: Jul 14, 2025Updated: Apr 29, 2026 Sources: CVE List NVD BDUCWE-259
7.8HIGH
NVD MITRE
EPSS Score
0.2%
Top 88.1%
CISA KEV
Not in KEV
Exploits
1 Known
Remediation
Patch Available
Self-Check
Not available

Description

A vulnerability, which was classified as critical, has been found in LB-LINK BL-AC3600 1.0.22. Affected by this issue is some unknown functionality of the file /etc/shadow. The manipulation with the input root:blinkadmin leads to hard-coded credentials. Local access is required to approach this attack. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

No summary for this CVE yet.

CVSS Vector Breakdown

AV:LAC:LPR:LUI:NS:UC:HI:HA:H
Exploitability
AV:LAttack Vector
Local
AC:LAttack Complexity
Low
PR:LPrivileges Required
Low
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:HConfidentiality
High
I:HIntegrity
High
A:HAvailability
High
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Weaknesses

CWE-259CWE-798

Affected Products

LB-LINK
commercial
BL-AC3600Embedded
Networking Infrastructure / router-switch
bl-ac3600 firmwareEmbedded
Networking Infrastructure / router-switch
Shenzhen Bilian Electronics Co., Ltd.
commercial·CN
LB-LINK BL-AC3600On-premNetwork Device
Networking Infrastructure / router-switch

Exploitability

1 exploit source identified

Exploit details including PoC links, Metasploit modules, and scanner templates are available after registration.

View exploit details
Official Patch Available
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Attack Graph

Products CVE Techniques Tactics

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MITRE ATT&CK

2 techniques
Credential Access
Initial Access
View detailed technique mapping

References

https://vuldb.com/?id.316262
vuldb.com
https://vuldb.com/?ctiid.316262
vuldb.com
https://vuldb.com/?submit.605630
vuldb.com
and 2 more references View all →

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