Buffer overflow in Utt Hiper 810g
CVE-2026-2086
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 res…
Vulnerability class: Buffer Overflow
EPSS: 0.001 (34.5th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R.
Affected products
- Utt Hiper 810g — versions 1.7.7-171114
Weakness classification (CWE)
References
- VDB-344653 | UTT HiPER 810G Management formFireWall strcpy buffer overflow (vdb-entry, technical-description)
- VDB-344653 | CTI Indicators (IOB, IOC, IOA) (signature, permissions-required)
- Submit #746502 | UTT (AiTai) HiPER 810G <= v3v1.7.7-171114 Buffer Overflow (third-party-advisory)
- github.com/alc9700jmo/CVE/issues/22 (issue-tracking)
- github.com/alc9700jmo/CVE/issues/22 (exploit, issue-tracking)
Frequently asked questions
- What is CVE-2026-2086?
- CVE-2026-2086 is a high-severity vulnerability in Utt Hiper 810g, classified under Buffer Copy without Checking Size of Input (Classic Buffer Overflow). CVSS score: 8.8/10. Published 2026-02-07.
- How severe is CVE-2026-2086?
- High severity. CVSS v3 base score is 8.8 out of 10.