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CVE-2025-9091

LOW

2.5

Description

A security flaw has been discovered in Tenda AC20 16.03.08.12. Affected by this vulnerability is an unknown functionality of the file /etc_ro/shadow. The manipulation leads to hard-coded credentials. It is possible to launch the attack on the local host. The complexity of an attack is rather high. The exploitation appears to be difficult. The exploit has been disclosed to the public and may be used.

CVE Details

CVSS v3.1 Score2.5

SeverityLOW

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

Attack VectorLOCAL

ComplexityHIGH

Privileges RequiredLOW

User InteractionNONE

Published8/17/2025

Last Modified4/29/2026

Sourcenvd

Honeypot Sightings0

Affected Products

tenda:ac20tenda:ac20_firmware

Weaknesses (CWE)

CWE-259CWE-798

References

https://github.com/ZZ2266/.github.io/blob/main/AC20/hardcoded%20password/readme.md#description(cna@vuldb.com)

https://github.com/ZZ2266/.github.io/tree/main/AC20/hardcoded%20password/readme.md(cna@vuldb.com)

https://vuldb.com/?ctiid.320359(cna@vuldb.com)

https://vuldb.com/?id.320359(cna@vuldb.com)

https://vuldb.com/?submit.632268(cna@vuldb.com)

https://www.tenda.com.cn/(cna@vuldb.com)

https://github.com/ZZ2266/.github.io/blob/main/AC20/hardcoded%20password/readme.md(134c704f-9b21-4f2e-91b3-4a467353bcc0)

https://github.com/ZZ2266/.github.io/blob/main/AC20/hardcoded%20password/readme.md#description(134c704f-9b21-4f2e-91b3-4a467353bcc0)

IOC Correlations

No correlations recorded

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