CVE-2025-9778: w12 Hardcoded Password (CVSS 1.9)

Description

A security vulnerability has been detected in Tenda W12 up to 3.0.0.6(3948). Affected is an unknown function of the file /etc_ro/shadow of the component Administrative Interface. The manipulation leads to hard-coded credentials. An attack has to be approached locally. The complexity of an attack is rather high. The exploitability is told to be difficult. The exploit has been disclosed publicly and may be used.

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CVSS v3.1 Score

1.9

LOW

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

Weakness Type (CWE)

CWE-259 CWE-259

CWE-798 CWE-798

Affected Products

Vendor	Product	Versions
tenda	w12_firmware	All
tenda	w12	All

References

Other References

https://github.com/August829/Yu/blob/main/58ead8e7e08bfb0e8.md https://github.com/August829/Yu/blob/main/58ead8e7e08bfb0e8.md#steps-to-reproduce https://vuldb.com/?ctiid.322080 https://vuldb.com/?id.322080 https://vuldb.com/?submit.640969 https://www.tenda.com.cn/ https://github.com/August829/Yu/blob/main/58ead8e7e08bfb0e8.md https://github.com/August829/Yu/blob/main/58ead8e7e08bfb0e8.md#steps-to-reproduce

Frequently Asked Questions

What is CVE-2025-9778? +

A security vulnerability has been detected in Tenda W12 up to 3.0.0.6(3948). Affected is an unknown function of the file /etc_ro/shadow of the component Administrative Interface. The manipulation leads to hard-coded credentials. An attack has to be approached locally. The complexity of an attack is rather high. The exploitability is told to be difficult. The exploit has been disclosed publicly and may be used. It has a CVSS v3.1 base score of 1.9 (LOW).

How severe is CVE-2025-9778? +

CVE-2025-9778 has a CVSS v3.1 score of 1.9 out of 10, rated LOW. This is a low-severity vulnerability with limited impact.

What products are affected by CVE-2025-9778? +

CVE-2025-9778 affects products from tenda, specifically: w12, w12_firmware. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2025-9778? +

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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