CVE-2026-19341 | UTT HiPER 1200GW up to 2.5.3-170306 pptpSrvGlobalConfig strcpy EncryptionMode stack-based overflow (EUVD-2026-54910)

A vulnerability was found in UTT HiPER 1200GW up to 2.5.3-170306. It has been declared as critical. This impacts the function strcpy of the file /goform/pptpSrvGlobalConfig. Such manipulation of the argument EncryptionMode leads to stack-based buffer overflow. This vulnerability is documented as CVE-2026-19341. The attack can be executed remotely. Additionally, an exploit exists. The vendor was contacted early about this disclosure but did not respond in any way.