Stack-Based Buffer Overflow in Tenda AC18 Router
CVE-2025-63835

6.5MEDIUM

Key Information:

Vendor

Tenda
Status
AC18 Router
Vendor
CVE Published:
10 November 2025

What is CVE-2025-63835?

A stack-based buffer overflow has been identified in the Tenda AC18 router, specifically within the guestSsid parameter of the /goform/WifiGuestSet interface. This vulnerability allows remote attackers to send oversized input to the guestSsid field. Exploitation of this flaw may result in denial of service, causing the device to crash, or even enable potential remote code execution, thereby compromising the security of the network.

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References

https://github.com/babraink/cve_report/blob/main/cve_repo...

CVSS V3.1

Score:
6.5
Severity:
MEDIUM
Confidentiality:
None
Integrity:
None
Availability:
None
Attack Vector:
Adjacent Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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