Vulnerability · Published Aug 9, 2026 · Assigned by VulDB

CVE-2026-19341UTT HiPER 1200GW pptpSrvGlobalConfig strcpy stack-based overflow

High 8.8

In plain English

A high-severity stack 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 0.6% (higher than 49% of all known vulnerabilities).

Severity (CVSS 3.1)8.8High

Exploit odds (30 days)0.6%top 51.2% of all CVEs

Exploited in the wildNo reportsCISA SSVC: poc

Attack toolingNoneno public tooling known

Official description

A security vulnerability has been detected in UTT HiPER 1200GW up to 2.5.3-170306. This impacts the function strcpy of the file /goform/pptpSrvGlobalConfig. Such manipulation of the argument EncryptionMode leads to stack-based buffer overflow. The attack can be executed remotely. The exploit has been disclosed publicly and may 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 1200GW	2.5.3-170306

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-387177 | UTT HiPER 1200GW pptpSrvGlobalConfig strcpy stack-based overflow vdb-entry, technical-description
VDB-387177 | CTI Indicators (IOB, IOC, IOA) signature, permissions-required
CVE-2026-19341 | CVE Analysis and Report third-party-advisory
Submit #865277 | UTT HiPER 1200GW <=v2.5.3-170306 Buffer Overflow third-party-advisory
https://github.com/7wkajk/CVE-VUL/blob/main/104.md exploit