An issue was discovered on Xiaomi Mi WiFi R3G devices before 2.28.23-stable. There is a directory traversal vulnerability to read arbitrary files via a misconfigured NGINX alias, as demonstrated by api-third-party/download/extdisks../etc/config/account. With this vulnerability, the attacker can bypass authentication.
mi
CVE-2019-18370
An issue was discovered on Xiaomi Mi WiFi R3G devices before 2.28.23-stable. The backup file is in tar.gz format. After uploading, the application uses the tar zxf command to decompress, so one can control the contents of the files in the decompressed directory. In addition, the application’s sh script for testing upload and download speeds reads a URL list from /tmp/speedtest_urls.xml, and there is a command injection vulnerability, as demonstrated by api/xqnetdetect/netspeed.
CVE-2019-15915
An issue was discovered on Xiaomi DGNWG03LM, ZNCZ03LM, MCCGQ01LM, RTCGQ01LM devices. Attackers can utilize the “discover ZigBee network procedure” to perform a denial of service attack.
CVE-2019-15914
An issue was discovered on Xiaomi DGNWG03LM, ZNCZ03LM, MCCGQ01LM, WSDCGQ01LM, RTCGQ01LM devices. Attackers can use the ZigBee trust center rejoin procedure to perform mutiple denial of service attacks.
CVE-2019-15913
An issue was discovered on Xiaomi DGNWG03LM, ZNCZ03LM, MCCGQ01LM, WSDCGQ01LM, RTCGQ01LM devices. Because of insecure key transport in ZigBee communication, causing attackers to gain sensitive information and denial of service attack, take over smart home devices, and tamper with messages.
CVE-2019-15473
The Xiaomi Mi A2 Lite Android device with a build fingerprint of xiaomi/jasmine/jasmine_sprout:9/PKQ1.180904.001/V10.0.2.0.PDIMIFJ:user/release-keys contains a pre-installed app with a package name of com.qualcomm.qti.callenhancement app (versionCode=28, versionName=9) that allows unauthorized microphone audio recording via a confused deputy attack. This capability can be accessed by any app co-located on the device. This app allows a third-party app to use its open interface to record telephone calls to external storage.