CVE-2018-25317 — CRITICAL (9.8)

Vulnerability Description

Tenda W3002R/A302/W309R wireless routers version V5.07.64_en contain 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 primary and secondary DNS servers, redirecting user traffic to malicious DNS servers.

CVSS Score

9.8

CRITICAL

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

HIGH

Availability

HIGH

Affected Products

Vendor	Product	Versions
Tenda	W3002R Firmware	5.07.64_en
Tenda	W3002R	-
Tenda	A302 Firmware	5.07.64_en
Tenda	A302	-
Tenda	W309R Firmware	5.07.64_en
Tenda	W309R	-

Related Weaknesses (CWE)

CWE-290

References

https://www.exploit-db.com/exploits/44380ExploitThird Party AdvisoryVDB Entry
https://www.vulncheck.com/advisories/tenda-w3002r-a302-w309r-64-en-cookie-sessioThird Party Advisory

FAQ

What is CVE-2018-25317?

CVE-2018-25317 is a vulnerability with a CVSS score of 9.8 (CRITICAL). Tenda W3002R/A302/W309R wireless routers version V5.07.64_en contain a cookie session weakness vulnerability that allows unauthenticated attackers to modify DNS settings by exploiting insufficient ses...

How severe is CVE-2018-25317?

CVE-2018-25317 has been rated CRITICAL with a CVSS base score of 9.8/10. This is considered a critical vulnerability requiring immediate attention.

Is there a patch for CVE-2018-25317?

Check the references section above for vendor advisories and patch information. Affected products include: Tenda W3002R Firmware, Tenda W3002R, Tenda A302 Firmware, Tenda A302, Tenda W309R Firmware.