CVE-2025-9091 LOW

CVE-2025-9091: Tenda AC20 shadow hard-coded credentials

Vendor Tenda
Product AC20
Weakness CWE-798 · Hardcoded credentials
Published August 17, 2025
Last update August 18, 2025
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CVSS base score

2.0/10
Attack vector Local
Attack complexity High
Privileges required Low
User interaction None
Confidentiality —
Integrity —

CVSS vector

CVSS:4.0/AV:L/AC:H/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:P

What the vulnerability does

01Description

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.

Key dates

02Disclosure timeline

August 17, 2025 CVE published
August 18, 2025 Record updated