Vulnerability · Published May 27, 2026 · Assigned by VulDB

CVE-2026-9627UTT HiPER 1200GW Web Management setSysAdm strcpy buffer overflow

High 8.8

In plain English

A high-severity buffer overflow in HiPER 1200GW 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 43% of all known vulnerabilities).

Severity (CVSS 3.1)8.8High

Exploit odds (30 days)0.5%top 57.2% 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 1200GW up to 2.5.3-170306. This impacts the function strcpy of the file /goform/setSysAdm of the component Web Management Interface. The manipulation of the argument sysAdmUser/sysAdmPass results in buffer overflow. The attack can be launched remotely. The exploit has been released to the public and may be used for attacks.

Affected products (as reported)

Vendor	Product	Versions
UTT	HiPER 1200GW	2.5.3-170306

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-365683 | UTT HiPER 1200GW Web Management setSysAdm strcpy buffer overflow vdb-entry, technical-description
VDB-365683 | CTI Indicators (IOB, IOC, IOA) signature, permissions-required
Submit #818374 | UTT HiPER 1200GW v2.5.3-170306 Buffer Overflow third-party-advisory
https://github.com/zhouguobing-maker/cve/blob/main/9.md exploit