Track vulnerabilities like this one. Sign up free to get alerted when software you use is affected.
7.4

Tenda AC18 Router: Uncontrolled Data Writes to Memory

CVE-2025-11123 · published 1 year ago
Summary

A bug in the Tenda AC18 router's configuration settings can allow an attacker to potentially take control of the device. This can happen if an attacker sends a specially crafted request to the router. To protect your network, update your Tenda AC18 router to the latest version available.

What to do

The CVE record does not list a fixed version. Check the vendor's site or the advisory links below - a fix may already be released.

Affected software
VendorProductAffected versions
tenda ac18_firmware 15.03.05.19
cpe:2.3:o:tenda:ac18_firmware:15.03.05.19:*:*:*:*:*:*:*
Original advisory text
A flaw has been found in Tenda AC18 15.03.05.19. This impacts an unknown function of the file /goform/saveAutoQos. This manipulation of the argument enable causes stack-based buffer overflow. The a...
A flaw has been found in Tenda AC18 15.03.05.19. This impacts an unknown function of the file /goform/saveAutoQos. This manipulation of the argument enable causes stack-based buffer overflow. The attack may be initiated remotely. The exploit has been published and may be used.
References
Fix within
Internet-facing 3 days
Internal 60 days
  • Not known to be exploited
  • Can be exploited automatically
  • Gives an attacker full control
Severity
7.4 High
Exploitation
<1% chance of attack within 30 days
Type
CWE-119Buffer Overflow
CWE-121Stack-based Buffer Overflow
Timeline
Published28 Sep 2025
Updated4 Nov 2026
First seen7 Mar 2026
Sources
CVE-2025-11123 · NVD
Track software like this
Free during beta