CVE-2018-25316: Tenda W308R v2 V5.07.48 Cookie Session Weakness DNS Change

Published Apr 29, 2026
·
Updated

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.

Affected Software

3 affected components
Tenda W308R v2=V5.07.48
All of the following
Tenda W308r Firmware=5.07.48
Tenda W308R=2.0

Event History

Apr 29, 2026
CVE Published
via MITRE·07:24 PM
Data Sourced
via MITRE·07:24 PM
DescriptionSeverityWeakness
Data Sourced
via NVD·08:16 PM
DescriptionSeverityWeaknessAffected Software
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Frequently Asked Questions

1

What is the severity of CVE-2018-25316?

CVE-2018-25316 is considered a high severity vulnerability due to its impact on DNS settings through unauthenticated access.

2

How do I fix CVE-2018-25316?

To fix CVE-2018-25316, it is recommended to update the Tenda W308R v2 firmware to a version that addresses the cookie session weakness.

3

What impact does CVE-2018-25316 have on my network?

CVE-2018-25316 allows attackers to modify DNS settings, which can redirect users to malicious sites and compromise network security.

4

Who is affected by CVE-2018-25316?

CVE-2018-25316 affects users of the Tenda W308R v2 version V5.07.48 router.

5

Can CVE-2018-25316 be exploited remotely?

Yes, CVE-2018-25316 can be exploited remotely by unauthenticated attackers through specially crafted GET requests.

Contact

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