Vulnerability · Published Apr 5, 2026 · Assigned by VulDB
CVE-2026-5566UTT HiPER 1250GW formNatStaticMap strcpy buffer overflow
High 8.8
In plain English
A high-severity buffer overflow in HiPER 1250GW from UTT. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 0.5% (higher than 42% of all known vulnerabilities).
Severity (CVSS 3.1)8.8High
Exploit odds (30 days)0.5%top 58.3% of all CVEs
Exploited in the wildNo reportsCISA SSVC: poc
Attack toolingNoneno public tooling known
Official description
A vulnerability was detected in UTT HiPER 1250GW up to 3.2.7-210907-180535. This affects the function strcpy of the file /goform/formNatStaticMap. Performing a manipulation of the argument NatBind results in buffer overflow. Remote exploitation of the attack is possible. The exploit is now public and may be used.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| UTT | HiPER 1250GW | 3.2.7-210907-180535 |
Weakness: CWE-120, CWE-119 · 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
References
- VDB-355336 | UTT HiPER 1250GW formNatStaticMap strcpy buffer overflow vdb-entry, technical-description
- VDB-355336 | CTI Indicators (IOB, IOC, IOA) signature, permissions-required
- Submit #782993 | UTT（AiTai） HiPER 1250GW <= v3.2.7-210907-180535 Buffer Overflow third-party-advisory
- https://github.com/Moxxkidd/CVE/issues/1 exploit, issue-tracking