Vulnerability · Published Apr 29, 2026 · Assigned by VulDB
CVE-2026-7420UTT HiPER 1250GW ConfigAdvideo 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 40% of all known vulnerabilities).
Severity (CVSS 3.1)8.8High
Exploit odds (30 days)0.5%top 59.7% of all CVEs
Exploited in the wildNo reportsCISA SSVC: poc
Attack toolingNoneno public tooling known
Official description
A security flaw has been discovered in UTT HiPER 1250GW up to 3.2.7-210907-180535. Impacted is the function strcpy of the file route/goform/ConfigAdvideo. The manipulation of the argument Profile results in buffer overflow. The attack can be executed remotely. The exploit has been released to the public and may be used for attacks.
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-360157 | UTT HiPER 1250GW ConfigAdvideo strcpy buffer overflow vdb-entry, technical-description
- VDB-360157 | CTI Indicators (IOB, IOC, IOA) signature, permissions-required
- Submit #803997 | UTT HiPER 1250GW <=v3.2.7-210907-180535 Buffer Overflow third-party-advisory
- https://github.com/kirlic123/IOTvulner/blob/main/4035/5/5.md exploit