CVE-2025-7573: Information Disclosure (CVSS 5.3)

Description

A vulnerability, which was classified as critical, has been found in LB-LINK BL-AC1900, BL-AC2100_AZ3, BL-AC3600, BL-AX1800, BL-AX5400P and BL-WR9000 up to 20250702. This issue affects the function bs_GetManPwd in the library libblinkapi.so of the file /cgi-bin/lighttpd.cgi. The manipulation leads to information disclosure. The attack may be initiated remotely. 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.

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CVSS v3.1 Score

5.3

MEDIUM

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

Weakness Type (CWE)

CWE-200 CWE-200

CWE-284 CWE-284

References

Other References

https://github.com/waiwai24/0101/blob/main/CVEs/Blink/Web_Interface_Login_Credential_Disclosure_Risk_in_Various_Blink_Router_Models.md https://github.com/waiwai24/0101/blob/main/CVEs/Blink/Web_Interface_Login_Credential_Disclosure_Risk_in_Various_Blink_Router_Models.md#poc https://vuldb.com/?ctiid.316271 https://vuldb.com/?id.316271 https://vuldb.com/?submit.608010 https://github.com/waiwai24/0101/blob/main/CVEs/Blink/Web_Interface_Login_Credential_Disclosure_Risk_in_Various_Blink_Router_Models.md https://github.com/waiwai24/0101/blob/main/CVEs/Blink/Web_Interface_Login_Credential_Disclosure_Risk_in_Various_Blink_Router_Models.md#poc

Frequently Asked Questions

What is CVE-2025-7573? +

A vulnerability, which was classified as critical, has been found in LB-LINK BL-AC1900, BL-AC2100_AZ3, BL-AC3600, BL-AX1800, BL-AX5400P and BL-WR9000 up to 20250702. This issue affects the function bs_GetManPwd in the library libblinkapi.so of the file /cgi-bin/lighttpd.cgi. The manipulation leads to information disclosure. The attack may be initiated remotely. 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. It has a CVSS v3.1 base score of 5.3 (MEDIUM).

How severe is CVE-2025-7573? +

CVE-2025-7573 has a CVSS v3.1 score of 5.3 out of 10, rated MEDIUM. This is a medium-severity vulnerability that should be remediated as part of regular maintenance.

How do I check if I'm vulnerable to CVE-2025-7573? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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