CVE-2026-2086 UTT HiPER 810G Management formFireWall strcpy buffer overflow
Remote attackers can trigger a buffer overflow in the management interface via the GroupName parameter, 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-2026-2086?
CVE-2026-2086 is a high-severity memory corruption vulnerability in UTT HiPER 810G, published on 7 Feb 2026. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
A vulnerability was detected in UTT HiPER 810G up to 1.7.7-171114. Affected by this vulnerability is the function strcpy of the file /goform/formFireWall of the component Management Interface. The manipulation of the argument GroupName results in buffer overflow. The attack can be launched remotely. The exploit is now public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.
Which versions are affected by CVE-2026-2086?
It affects 1 product.
Products include Utt 810g Firmware.
How do I fix CVE-2026-2086?
No fix has been published for CVE-2026-2086 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-2026-2086 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2026-2086 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-rp5p-5955-26x3.