CVE-2025-7564

HighCVSS 7.8/10Last modified Oct 18, 2026

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.

Metrics

CVSS 3.1 7.8/10CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Weakness enumeration

CWE-259 CWE-798

Affected software

Vendor	Product	Versions
LB-LINK	BL-AC3600	1.0.22

References

https://github.com/waiwai24/0101/blob/main/CVEs/Blink/Hardcoded_Credentials_in_BL-AC3600_Routers.mdExploit, Third Party Advisory
https://github.com/waiwai24/0101/blob/main/CVEs/Blink/Hardcoded_Credentials_in_BL-AC3600_Routers.md#pocExploit, Third Party Advisory
https://vuldb.com/?ctiid.316262Permissions Required, VDB Entry
https://vuldb.com/?id.316262Third Party Advisory, VDB Entry
https://vuldb.com/?submit.605630Third Party Advisory, VDB Entry
https://github.com/waiwai24/0101/blob/main/CVEs/Blink/Hardcoded_Credentials_in_BL-AC3600_Routers.mdExploit, Third Party Advisory
https://github.com/waiwai24/0101/blob/main/CVEs/Blink/Hardcoded_Credentials_in_BL-AC3600_Routers.md#pocExploit, Third Party Advisory

Timeline

Published: Jul 14, 2025
Last modified: Oct 18, 2026
NVD status: Analyzed

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