CVE-2026-0838: UTT 进取 520W ConfigWirelessBase strcpy buffer overflow
A security flaw has been discovered in UTT 进取 520W 1.7.7-180627. This impacts the function strcpy of the file /goform/ConfigWirelessBase. Performing a manipulation of the argument ssid results in buffer overflow. The attack is possible to be carried out remotely. The exploit has been released to the public and may be used for attacks. The vendor was contacted early about this disclosure but did not respond in any way.
Affected Software
Event History
Frequently Asked Questions
What is the severity of CVE-2026-0838?
CVE-2026-0838 is rated as a critical vulnerability due to the potential for remote exploitation leading to a buffer overflow.
How do I fix CVE-2026-0838?
To fix CVE-2026-0838, update the UTT 进取 520W device firmware to the latest version provided by UTT.
What systems are affected by CVE-2026-0838?
CVE-2026-0838 specifically affects the UTT 进取 520W device running version 1.7.7-180627.
What kind of attack can be performed using CVE-2026-0838?
An attacker can remotely exploit CVE-2026-0838 by manipulating the ssid argument to trigger a buffer overflow.
Is there a patch available for CVE-2026-0838?
Yes, a patch is available through firmware updates from UTT for CVE-2026-0838.