CVE-2025-7564

Name: CVE-2025-7564
Creator: NVD / NIST
Published: 2025-07-14T03:15:24.557+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.1/10EPSS 0.21%

Last modified Jun 17, 2026

CVE-2025-7564 is a high-severity vulnerability rated 7.1/10 on the CVSS scale. 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. EPSS estimates a 0.21% chance of exploitation in the next 30 days.

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

7.8/10

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

CVSS 4.0

7.1/10

CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

EPSS Probability

0.21%

11.9th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Lb-Link	Bl-Ac3600 Firmware	<= 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: Jun 17, 2026
Status: Analyzed

Frequently Asked Questions

What is CVE-2025-7564?

How severe is CVE-2025-7564?

CVE-2025-7564 has a CVSS score of 7.1/10 (HIGH severity). The EPSS model estimates a 0.21% probability of exploitation in the next 30 days.

How do I fix CVE-2025-7564?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2025-7564?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST