https://patchthecve.com/CVEs with upgrade or downgrade fix stepshttps://patchthecve.com/cve/CVE-2019-14920.htmlhttps://patchthecve.com/cve/CVE-2019-14920.htmlWed, 17 Jun 2026 02:19:19 +0000HIGH 8.8: Billion Smart Energy Router SG600R2 Firmware v3.02.rc6 allows an authenticated attacker to gain root execution privileges over the device via a hidden etc_ro/web/adm/system_command.asp shell feature.https://patchthecve.com/cve/CVE-2019-14919.htmlhttps://patchthecve.com/cve/CVE-2019-14919.htmlWed, 17 Jun 2026 02:19:19 +0000HIGH 7.8: An exposed Telnet Service on the Billion Smart Energy Router SG600R2 with firmware v3.02.rc6 allows a local network attacker to authenticate via hardcoded credentials into a shell, gaining root execution privileges over the device.https://patchthecve.com/cve/CVE-2019-14918.htmlhttps://patchthecve.com/cve/CVE-2019-14918.htmlWed, 17 Jun 2026 02:19:19 +0000MEDIUM 5.4: XSS in the DHCP lease-status table in Billion Smart Energy Router SG600R2 Firmware v3.02.rc6 allows an attacker to inject arbitrary HTML/JavaScript code to achieve client-side code execution via crafted DHCP request packets to etc_ro/web/internet/dhcpcliinfo.asp.