Vulnerability in Tenda Ac20
CVE-2025-9091
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…
EPSS: 0.002 (10.2th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 2.5 (Low). Vector: CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:N.
Affected products
- Tenda Ac20 — versions 16.03.08.12
- Tenda Ac20_firmware — versions 16.03.08.12
Weakness classification (CWE)
Public proof-of-concept exploits
References
- cna@vuldb.com (VDB Entry, Third Party Advisory, vdb-entry)
- cna@vuldb.com (signature, Permissions Required, permissions-required, VDB Entry)
- cna@vuldb.com (VDB Entry, Third Party Advisory, third-party-advisory)
- cna@vuldb.com (related, Exploit, Third Party Advisory)
- cna@vuldb.com (Exploit, Third Party Advisory, exploit)
- cna@vuldb.com (Product, product)
- 134c704f-9b21-4f2e-91b3-4a467353bcc0 (Exploit, Third Party Advisory)
Frequently asked questions
- What is CVE-2025-9091?
- CVE-2025-9091 is a low-severity vulnerability in Tenda Ac20, classified under Use of Hard-coded Password. CVSS score: 2.5/10. Published 2025-08-17.
- How severe is CVE-2025-9091?
- Low severity. CVSS v3 base score is 2.5 out of 10.
- Is CVE-2025-9091 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.