CVE-2025-14535 UTT 进取 512W formConfigFastDirectionW strcpy buffer overflow
Remote attackers can trigger a buffer overflow in the UTT 512W router via the ssid parameter, potentially leading to code execution or service disruption.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2025-14535?
CVE-2025-14535 is a critical memory corruption vulnerability in UTT 进取 512W, published on 11 Dec 2025. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
A vulnerability was identified in UTT 进取 512W up to 3.1.7.7-171114. Affected is the function strcpy of the file /goform/formConfigFastDirectionW. The manipulation of the argument ssid leads to buffer overflow. The attack may be initiated remotely. The exploit is publicly available and might be used. The vendor was contacted early about this disclosure but did not respond in any way.
Which versions are affected by CVE-2025-14535?
It affects 1 product.
Products include Utt 512w Firmware.
How do I fix CVE-2025-14535?
No fix has been published for CVE-2025-14535 yet. Limit exposure of the affected software until one is available.
Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.
Is CVE-2025-14535 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2025-14535 exists.
Other vulnerabilities in UTT 进取 512W
- CVE-2025-14534 UTT 进取 512W Endpoint formNatStaticMap strcpy buffer overflow
- CVE-2025-15428 UTT 进取 512W formRemoteControl strcpy buffer overflow
- CVE-2025-15429 UTT 进取 512W formConfigCliForEngineerOnly strcpy buffer overflow
- CVE-2025-15430 UTT 进取 512W formFtpServerShareDirSelcet strcpy buffer overflow
- CVE-2025-15431 UTT 进取 512W formFtpServerDirConfig strcpy buffer overflow
Sources
Also known as GHSA-2998-rjpc-jjrq.