PT-2025-29411 · Lb Link · Lb-Link Bl-Ac3600

Waiwai24 · Published 2025-06-27 · Updated 2025-07-19 · CVE-2025-7564

Positive Technologies (AI Summary)

CVSS v3.1

7.8

High

Base vector

AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Name of the Vulnerable Software and Affected Versions LB-LINK BL-AC3600 version 1.0.22

Description A critical vulnerability exists in LB-LINK BL-AC3600 version 1.0.22. The issue affects some unknown functionality of the file /etc/shadow. Manipulation of the input root:blinkadmin leads to the exposure of hard-coded credentials. Local access is required for exploitation. The exploit has been publicly disclosed. The vendor was notified but did not respond.

Recommendations LB-LINK BL-AC3600 version 1.0.22: At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

LPE

Using Hardcoded Credentials

Weakness Enumeration

CWE-259

CWE-798

Related Identifiers

BDU:2025-09781

CVE-2025-7564

Affected Products

Lb-Link Bl-Ac3600

References · 14

• 🔥 https://github.com/waiwai24/0101/blob/main/CVEs/Blink/Hardcoded_Credentials_in_BL-AC3600_Routers.md#poc · Exploit
• 🔥 https://github.com/waiwai24/0101/blob/main/CVEs/Blink/Hardcoded_Credentials_in_BL-AC3600_Routers.md · Exploit
• https://osv.dev/vulnerability/CVE-2025-7564 · Vendor Advisory
• https://bdu.fstec.ru/vul/2025-09781 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2025-7564 · Security Note
• https://twitter.com/VulmonFeeds/status/1944606189058154575 · Twitter Post
• https://twitter.com/cracbot/status/1946525468754423873 · Twitter Post
• https://twitter.com/CveFindCom/status/1944587726965076103 · Twitter Post
• https://t.me/cvenotify/128788 · Telegram Post
• https://twitter.com/CVEnew/status/1944596411690967486 · Twitter Post
• https://vuldb.com/?ctiid.316262 · Note
• https://vuldb.com/?id.316262 · Note
• https://vuldb.com/?submit.605630 · Note
• https://t.me/cvetracker/27724 · Telegram Post