CVE-2018-25318

Critical

Open

TLP:CLEAR

NVD CVE.org

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Description

Tenda FH303/A300 firmware V5.07.68_EN contains a session weakness vulnerability that allows unauthenticated attackers to modify DNS settings by exploiting insufficient cookie validation. Attackers can send GET requests to the /goform/AdvSetDns endpoint with a crafted admin cookie to change DNS servers and redirect user traffic to malicious sites.

Details

CVSS Score: 9.8
EPSS Score ⓘ: 0.65%

48th percentile
CVSS Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Confidence: 90%
Published: Apr 29, 2026

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