CVE-2026-2904 UTT HiPER 810G ConfigExceptAli strcpy buffer overflow
Remote attackers can trigger a buffer overflow in the UTT HiPER 810G router via the ConfigExceptAli endpoint, potentially leading to code execution or service disruption.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2026-2904?
CVE-2026-2904 is a high-severity memory corruption vulnerability in UTT HiPER 810G, published on 22 Feb 2026. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
A vulnerability was determined in UTT HiPER 810G 1.7.7-171114. This affects the function strcpy of the file /goform/ConfigExceptAli. Executing a manipulation can lead to buffer overflow. The attack can be launched remotely. The exploit has been publicly disclosed and may be utilized.
Which versions are affected by CVE-2026-2904?
It affects 1 product.
Products include Utt 810g Firmware.
How do I fix CVE-2026-2904?
No fix has been published for CVE-2026-2904 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-2026-2904 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2026-2904 exists.
Other vulnerabilities in UTT HiPER 810G
- CVE-2026-3814 UTT HiPER 810G getOneApConfTempEntry strcpy buffer overflow
- CVE-2026-3815 UTT HiPER 810G formApMail strcpy buffer overflow
- CVE-2026-3698 UTT HiPER 810G NTP strcpy buffer overflow
- CVE-2026-3699 UTT HiPER 810G formRemoteControl strcpy buffer overflow
- CVE-2026-3700 UTT HiPER 810G formConfigDnsFilterGlobal strcpy buffer overflow
Sources
Also known as GHSA-jcjg-5j5x-r2hc.