PT-2026-36000 · Tenda · A302 Firmware+2

Published 2026-04-29 · Updated 2026-05-05 · CVE-2018-25317

Positive Technologies (AI Summary)

CVSS v3.1

9.8

Critical

Base vector

AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Name of the Vulnerable Software and Affected Versions Tenda W3002R/A302/W309R wireless routers version V5.07.64 en

Description Insufficient session validation allows unauthenticated attackers to modify DNS settings. By sending GET requests to the '/goform/AdvSetDns' endpoint using a crafted admin language cookie, an attacker can change the primary and secondary DNS servers to redirect user traffic to malicious servers.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

Authentication Bypass by Spoofing

Weakness Enumeration

CWE-290

Related Identifiers

CVE-2018-25317

Affected Products

A302 Firmware

W3002R Firmware

W309R Firmware

References · 4

• 🔥 https://exploit-db.com/exploits/44380 · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2018-25317 · Security Note
• https://vulncheck.com/advisories/tenda-w3002r-a302-w309r-64-en-cookie-session-weakness-dns-change · Note
• https://t.me/cveNotify/162117 · Telegram Post