Vulnerability · Published Aug 5, 2026 · Assigned by VulDB

CVE-2026-18897UTT HiPER 1250GW getOneApConfTempEntry strcpy stack-based overflow

High 8.8

In plain English

A high-severity stack 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 0.8% (higher than 57% of all known vulnerabilities).

Severity (CVSS 3.1)8.8High

Exploit odds (30 days)0.8%top 43.1% of all CVEs

Exploited in the wildNo reportsCISA SSVC: poc

Attack toolingNoneno public tooling known

Official description

A vulnerability was identified in UTT HiPER 1250GW up to v3.2.7-210907-180535. The impacted element is the function strcpy of the file /goform/getOneApConfTempEntry. The manipulation of the argument tempName leads to stack-based buffer overflow. The attack can be initiated remotely. The exploit is publicly available and might be used. The vendor was contacted early about this disclosure but did not respond in any way.

Affected products (as reported)

Vendor	Product	Versions
UTT	HiPER 1250GW	v3.2.7-210907-180535

Weakness: CWE-121, 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-385932 | UTT HiPER 1250GW getOneApConfTempEntry strcpy stack-based overflow vdb-entry, technical-description
VDB-385932 | CTI Indicators (IOB, IOC, IOA) signature, permissions-required
CVE-2026-18897 | CVE Analysis and Report third-party-advisory
Submit #858617 | UTT HiPER 1250GW <=v3.2.7-210907-180535 Buffer Overflow third-party-advisory
https://github.com/7wkajk/CVE-VUL/blob/main/102.md exploit