Tenda W308R v2 V5.07.48 contains a cookie session weakness vulnerability that allows unauthenticated attackers to modify DNS settings by exploiting insufficient session validation. Attackers can send GET requests to the goform/AdvSetDns endpoint with a crafted admin language cookie to change DNS servers and redirect user traffic to malicious sites.

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History

Thu, 30 Apr 2026 13:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'poc', 'Technical Impact': 'total'}, 'version': '2.0.3'}


Thu, 30 Apr 2026 08:45:00 +0000

Type Values Removed Values Added
First Time appeared Tenda
Tenda w308r
Vendors & Products Tenda
Tenda w308r

Wed, 29 Apr 2026 20:00:00 +0000

Type Values Removed Values Added
Description Tenda W308R v2 V5.07.48 contains a cookie session weakness vulnerability that allows unauthenticated attackers to modify DNS settings by exploiting insufficient session validation. Attackers can send GET requests to the goform/AdvSetDns endpoint with a crafted admin language cookie to change DNS servers and redirect user traffic to malicious sites.
Title Tenda W308R v2 V5.07.48 Cookie Session Weakness DNS Change
Weaknesses CWE-290
References
Metrics cvssV3_1

{'score': 9.8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H'}

cvssV4_0

{'score': 9.3, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N'}


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cve-icon MITRE

Status: PUBLISHED

Assigner: VulnCheck

Published:

Updated: 2026-04-30T12:39:23.647Z

Reserved: 2026-04-29T12:26:39.586Z

Link: CVE-2018-25316

cve-icon Vulnrichment

Updated: 2026-04-30T12:39:12.792Z

cve-icon NVD

Status : Awaiting Analysis

Published: 2026-04-29T20:16:27.503

Modified: 2026-04-30T15:11:12.703

Link: CVE-2018-25316

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-04-30T08:20:36Z

Weaknesses