CVE-2025-7564 - CVE House

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Status published High CVE-2025-7564

LB-LINK BL-AC3600 shadow hard-coded credentials

8.5 CVSS

Vulnerability 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.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

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Credits & Attribution

The following person or organization is credited with identifying this vulnerability, as recorded in the NVD database:

waiwai24 (VulDB User)

References

More from LB-LINK

View All →

LB-LINK BL-X26 HTTP set_blacklist os command injection

LB-LINK BL-X26 HTTP set_hidessid_cfg os command injection

LB-LINK BL-WR9000 Web Interface lighttpd.cgi restore improper authentication

LB-LINK BL-WR9000 lighttpd.cgi bs_GetManPwd information disclosure

LB-LINK BL-WR9000 lighttpd.cgi bs_GetHostInfo information disclosure

Affected Vendor

LB-LINK

View all reports →

Affected Software

BL-AC3600

Vulnerable Versions:

1.0.22

Timeline

Official Publish: July 14th, 2025

Last Modified: July 14th, 2025

Added to House: July 22nd, 2026

CVSS Vectors

V3: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R

Weaknesses (CWE)

CWE-798 CWE-259

MITRE ATT&CK TTPs

T1552 Unsecured Credentials

Credential Access

T1078 Valid Accounts

T1021 Remote Services

Lateral Movement

T1190 Exploit Public-Facing Application

T1098 Account Manipulation

Privilege Escalation

T1005 Data from Local System