Unauthenticated Arbitrary File Read via Null Byte Injection in DB Electronica Telecomunicazioni S.p.A. Mozart FM Transmitter versions 30, 50, 100, 300, 500, 1000, 2000, 3000, 3500, 6000, 7000 allows an attacker to perform Null byte injection in download_setting.php allows reading arbitrary files. The `/var/tdf/download_setting.php` endpoint constructs file paths by concatenating user-controlled `$_GET['filename']` with a forced `.tgz` extension. Running on PHP 5.3.2 (pre-5.3.4), the application is vulnerable to null byte injection (%00), allowing attackers to bypass the extension restriction and traverse paths. By requesting `filename=../../../../etc/passwd%00`, the underlying C functions treat the null byte as a string terminator, ignoring the appended `.tgz` and enabling unauthenticated arbitrary file disclosure of any file readable by the web server user.
CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:N/VA:N/SC:H/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:XDbbroadcast Mozart Dds Next 100
HWDbbroadcastall versionsDbbroadcast Mozart Dds Next 1000
HWDbbroadcastall versionsDbbroadcast Mozart Dds Next 1000 Firmware
OSDbbroadcastall versionsDbbroadcast Mozart Dds Next 100 Firmware
OSDbbroadcastall versionsDbbroadcast Mozart Dds Next 2000
HWDbbroadcastall versionsDbbroadcast Mozart Dds Next 2000 Firmware
OSDbbroadcastall versionsDbbroadcast Mozart Dds Next 30
HWDbbroadcastall versionsDbbroadcast Mozart Dds Next 300
HWDbbroadcastall versionsDbbroadcast Mozart Dds Next 3000
HWDbbroadcastall versionsDbbroadcast Mozart Dds Next 3000 Firmware
OSDbbroadcastall versionsDbbroadcast Mozart Dds Next 300 Firmware
OSDbbroadcastall versionsDbbroadcast Mozart Dds Next 30 Firmware
OSDbbroadcastall versionsDbbroadcast Mozart Dds Next 3500
HWDbbroadcastall versionsDbbroadcast Mozart Dds Next 3500 Firmware
OSDbbroadcastall versionsDbbroadcast Mozart Dds Next 50
HWDbbroadcastall versionsDbbroadcast Mozart Dds Next 500
HWDbbroadcastall versionsDbbroadcast Mozart Dds Next 500 Firmware
OSDbbroadcastall versionsDbbroadcast Mozart Dds Next 50 Firmware
OSDbbroadcastall versionsDbbroadcast Mozart Dds Next 6000
HWDbbroadcastall versionsDbbroadcast Mozart Dds Next 6000 Firmware
OSDbbroadcastall versionsDbbroadcast Mozart Dds Next 7000
HWDbbroadcastall versionsDbbroadcast Mozart Dds Next 7000 Firmware
OSDbbroadcastall versionsDbbroadcast Mozart Next 100
HWDbbroadcastall versionsDbbroadcast Mozart Next 1000
HWDbbroadcastall versionsDbbroadcast Mozart Next 1000 Firmware
OSDbbroadcastall versionsDbbroadcast Mozart Next 100 Firmware
OSDbbroadcastall versionsDbbroadcast Mozart Next 2000
HWDbbroadcastall versionsDbbroadcast Mozart Next 2000 Firmware
OSDbbroadcastall versionsDbbroadcast Mozart Next 30
HWDbbroadcastall versionsDbbroadcast Mozart Next 300
HWDbbroadcastall versions
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