Hg6245D Firmware Security Vulnerabilities - CVSS Score 9 - 10

CVE-2021-27141

An issue was discovered on FiberHome HG6245D devices through RP2613. Credentials in /fhconf/umconfig.txt are obfuscated via XOR with the hardcoded j7a(L#yZ98sSd5HfSgGjMj8;Ss;d)( &^#@$a2s0i3g key. (The webs binary has details on how XOR is used.)

CVE-2021-27143

An issue was discovered on FiberHome HG6245D devices through RP2613. The web daemon contains the hardcoded user / user1234 credentials for an ISP.

CVE-2021-27144

An issue was discovered on FiberHome HG6245D devices through RP2613. The web daemon contains the hardcoded f~i!b@e#r$h%o^m*esuperadmin / s(f)u_h+g|u credentials for an ISP.

CVE-2021-27145

An issue was discovered on FiberHome HG6245D devices through RP2613. The web daemon contains the hardcoded admin / lnadmin credentials for an ISP.

CVE-2021-27146

An issue was discovered on FiberHome HG6245D devices through RP2613. The web daemon contains the hardcoded admin / CUadmin credentials for an ISP.

CVE-2021-27147

An issue was discovered on FiberHome HG6245D devices through RP2613. The web daemon contains the hardcoded admin / admin credentials for an ISP.

CVE-2021-27148

An issue was discovered on FiberHome HG6245D devices through RP2613. The web daemon contains the hardcoded telecomadmin / nE7jA%5m credentials for an ISP.

CVE-2021-27149

An issue was discovered on FiberHome HG6245D devices through RP2613. The web daemon contains the hardcoded adminpldt / z6dUABtl270qRxt7a2uGTiw credentials for an ISP.

CVE-2021-27150

An issue was discovered on FiberHome HG6245D devices through RP2613. The web daemon contains the hardcoded gestiontelebucaramanga / t3l3buc4r4m4ng42013 credentials for an ISP.

CVE-2021-27151

An issue was discovered on FiberHome HG6245D devices through RP2613. The web daemon contains the hardcoded rootmet / m3tr0r00t credentials for an ISP.

CVE-2021-27152

An issue was discovered on FiberHome HG6245D devices through RP2613. The web daemon contains the hardcoded awnfibre / fibre@dm!n credentials for an ISP.

CVE-2021-27153

An issue was discovered on FiberHome HG6245D devices through RP2613. The web daemon contains the hardcoded trueadmin / admintrue credentials for an ISP.

CVE-2021-27154

An issue was discovered on FiberHome HG6245D devices through RP2613. The web daemon contains the hardcoded admin / G0R2U1P2ag credentials for an ISP.

CVE-2021-27155

An issue was discovered on FiberHome HG6245D devices through RP2613. The web daemon contains the hardcoded admin / 3UJUh2VemEfUtesEchEC2d2e credentials for an ISP.

CVE-2021-27156

An issue was discovered on FiberHome HG6245D devices through RP2613. The web daemon contains credentials for an ISP that equal the last part of the MAC address of the br0 interface.

CVE-2021-27157

An issue was discovered on FiberHome HG6245D devices through RP2613. The web daemon contains the hardcoded admin / 888888 credentials for an ISP.

CVE-2021-27158

An issue was discovered on FiberHome HG6245D devices through RP2613. The web daemon contains the hardcoded L1vt1m4eng / 888888 credentials for an ISP.

CVE-2021-27159

An issue was discovered on FiberHome HG6245D devices through RP2613. The web daemon contains the hardcoded useradmin / 888888 credentials for an ISP.

CVE-2021-27160

An issue was discovered on FiberHome HG6245D devices through RP2613. The web daemon contains the hardcoded user / 888888 credentials for an ISP.

CVE-2021-27161

An issue was discovered on FiberHome HG6245D devices through RP2613. The web daemon contains the hardcoded admin / 1234 credentials for an ISP.

CVE-2021-27162

An issue was discovered on FiberHome HG6245D devices through RP2613. The web daemon contains the hardcoded user / tattoo@home credentials for an ISP.

CVE-2021-27163

An issue was discovered on FiberHome HG6245D devices through RP2613. The web daemon contains the hardcoded admin / tele1234 credentials for an ISP.

CVE-2021-27164

An issue was discovered on FiberHome HG6245D devices through RP2613. The web daemon contains the hardcoded admin / aisadmin credentials for an ISP.

CVE-2021-27165

An issue was discovered on FiberHome HG6245D devices through RP2613. The telnet daemon on port 23/tcp can be abused with the gpon/gpon credentials.

CVE-2021-27166

An issue was discovered on FiberHome HG6245D devices through RP2613. The password for the enable command is gpon.

CVE-2021-27167

An issue was discovered on FiberHome HG6245D devices through RP2613. There is a password of four hexadecimal characters for the admin account. These characters are generated in init_3bb_password in libci_adaptation_layer.so.

CVE-2021-27168

An issue was discovered on FiberHome HG6245D devices through RP2613. There is a 6GFJdY4aAuUKJjdtSn7d password for the rdsadmin account.

CVE-2021-27170

An issue was discovered on FiberHome HG6245D devices through RP2613. By default, there are no firewall rules for IPv6 connectivity, exposing the internal management interfaces to the Internet.

CVE-2021-27171

An issue was discovered on FiberHome HG6245D devices through RP2613. It is possible to start a Linux telnetd as root on port 26/tcp by using the CLI interface commands of ddd and shell (or tshell).

CVE-2021-27172

An issue was discovered on FiberHome HG6245D devices through RP2613. A hardcoded GEPON password for root is defined inside /etc/init.d/system-config.sh.

CVE-2021-27177

An issue was discovered on FiberHome HG6245D devices through RP2613. It is possible to bypass authentication by sending the decoded value of the GgpoZWxwCmxpc3QKd2hvCg== string to the telnet server.