Vulnerability details
CVE-2025-7564
LB-LINK BL-AC3600
LB-LINK BL-AC3600 shadow hard-coded credentials
CVSS 4.0
8.5High
Official 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.
CVSS scores
| Score | Version | Source | Vector |
|---|---|---|---|
| 8.5High | 4.0 | CVEProject cvelistV5 (CNA) (VulDB) | 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 |
| 7.8High | 3.1 | CVEProject cvelistV5 (CNA) (VulDB) | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R |
| 7.8High | 3.0 | CVEProject cvelistV5 (CNA) (VulDB) | 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 |
| 6.8Medium | 2.0 | CVEProject cvelistV5 (CNA) (VulDB) | AV:L/AC:L/Au:S/C:C/I:C/A:C/E:POC/RL:ND/RC:UR |
Affected products
| Vendor | Product | Versions | Source |
|---|---|---|---|
| LB-LINK | BL-AC3600 | 1.0.22 | CVEProject cvelistV5 (CNA) |
References and advisories
5- https://vuldb.com/?id.316262 vdb-entrytechnical-description
- https://vuldb.com/?ctiid.316262 signaturepermissions-required
- https://vuldb.com/?submit.605630 third-party-advisory
- https://github.com/waiwai24/0101/blob/main/CVEs/Blink/Hardcoded_Credentials_in_BL-AC3600_Routers.md related
- https://github.com/waiwai24/0101/blob/main/CVEs/Blink/Hardcoded_Credentials_in_BL-AC3600_Routers.md#poc exploit
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Details
- Published
- 2025-07-14
- Last updated
- 2025-07-14
- State
- Published
- Assigner (CNA)
- VulDB
Exploit prediction (EPSS)
0.27%
Probability of exploitation in 30 days
19.5%
Percentile (among all CVEs)
SSVC assessment (CISA)
- Automatable
- No
- Exploitation
- Proof of concept
- Technical impact
- Total
Weaknesses (CWE)
- CWE-798Hard-coded Credentials
- CWE-259Use of Hard-coded Password