{"id":"ASB-A-176445224","details":"In onCreate of ConfirmConnectActivity, there is a possible remote bypass of user consent due to improper input validation. This could lead to remote (proximal, NFC) escalation of privilege allowing an attacker to deceive a user into allowing a Bluetooth connection with no additional execution privileges needed. User interaction is needed for exploitation.","aliases":["A-176445224","CVE-2021-0594"],"modified":"2026-09-18T15:47:37.392928379Z","published":"2021-07-01T00:00:00Z","references":[{"type":"ADVISORY","url":"https://source.android.com/security/bulletin/2021-07-01"},{"type":"FIX","url":"https://android.googlesource.com/platform/packages/apps/Nfc/+/93068b048d0cab72805ec7dd2020b433c82e5f45"}],"affected":[{"package":{"name":"platform/packages/apps/Nfc","ecosystem":"Android"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"8.1:0"},{"fixed":"8.1:2021-07-01"}]}],"versions":["8.1"],"ecosystem_specific":{"severity":"High","spl":"2021-07-01","types":["EoP"],"vanir_signatures":[{"signature_version":"v1","source":"https://android.googlesource.com/platform/packages/apps/Nfc/+/ff1fcc3edd8c01cc3f258e1ed7580af45df2f3ec","target":{"file":"src/com/android/nfc/handover/ConfirmConnectActivity.java"},"deprecated":false,"digest":{"threshold":0.9,"line_hashes":["40091479508753482757256274639819598751","202831181816815184799030650557254650708","133247619756146816315066083315766021679","69901982178580409085884145126976169152","242123018654011064478382392893260494122","99763509346192368468632133568933143433"]},"id":"ASB-A-176445224-48e9a922","signature_type":"Line"},{"source":"https://android.googlesource.com/platform/packages/apps/Nfc/+/ff1fcc3edd8c01cc3f258e1ed7580af45df2f3ec","target":{"function":"onCreate","file":"src/com/android/nfc/handover/ConfirmConnectActivity.java"},"deprecated":false,"digest":{"function_hash":"128962696814408615060862366236348820039","length":1613},"id":"ASB-A-176445224-f2143192","signature_type":"Function","signature_version":"v1"}],"fixes":["https://android.googlesource.com/platform/packages/apps/Nfc/+/ff1fcc3edd8c01cc3f258e1ed7580af45df2f3ec"]},"database_specific":{"source":"https://storage.googleapis.com/android-osv/ASB-A-176445224.json"}},{"package":{"name":"platform/packages/apps/Nfc","ecosystem":"Android"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"9:0"},{"fixed":"9:2021-07-01"}]}],"versions":["9"],"ecosystem_specific":{"fixes":["https://android.googlesource.com/platform/packages/apps/Nfc/+/ff1fcc3edd8c01cc3f258e1ed7580af45df2f3ec"],"severity":"High","spl":"2021-07-01","types":["EoP"],"vanir_signatures":[{"source":"https://android.googlesource.com/platform/packages/apps/Nfc/+/ff1fcc3edd8c01cc3f258e1ed7580af45df2f3ec","target":{"file":"src/com/android/nfc/handover/ConfirmConnectActivity.java"},"deprecated":false,"digest":{"line_hashes":["40091479508753482757256274639819598751","202831181816815184799030650557254650708","133247619756146816315066083315766021679","69901982178580409085884145126976169152","242123018654011064478382392893260494122","99763509346192368468632133568933143433"],"threshold":0.9},"id":"ASB-A-176445224-4b607ef9","signature_type":"Line","signature_version":"v1"},{"digest":{"function_hash":"128962696814408615060862366236348820039","length":1613},"id":"ASB-A-176445224-d6e9cad9","signature_type":"Function","signature_version":"v1","source":"https://android.googlesource.com/platform/packages/apps/Nfc/+/ff1fcc3edd8c01cc3f258e1ed7580af45df2f3ec","target":{"file":"src/com/android/nfc/handover/ConfirmConnectActivity.java","function":"onCreate"},"deprecated":false}]},"database_specific":{"source":"https://storage.googleapis.com/android-osv/ASB-A-176445224.json"}},{"package":{"name":"platform/packages/apps/Nfc","ecosystem":"Android"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"10:0"},{"fixed":"10:2021-07-01"}]}],"versions":["10"],"ecosystem_specific":{"fixes":["https://android.googlesource.com/platform/packages/apps/Nfc/+/ff1fcc3edd8c01cc3f258e1ed7580af45df2f3ec"],"severity":"High","spl":"2021-07-01","types":["EoP"],"vanir_signatures":[{"signature_version":"v1","source":"https://android.googlesource.com/platform/packages/apps/Nfc/+/ff1fcc3edd8c01cc3f258e1ed7580af45df2f3ec","target":{"function":"onCreate","file":"src/com/android/nfc/handover/ConfirmConnectActivity.java"},"deprecated":false,"digest":{"length":1613,"function_hash":"128962696814408615060862366236348820039"},"id":"ASB-A-176445224-330661db","signature_type":"Function"},{"target":{"file":"src/com/android/nfc/handover/ConfirmConnectActivity.java"},"deprecated":false,"digest":{"line_hashes":["40091479508753482757256274639819598751","202831181816815184799030650557254650708","133247619756146816315066083315766021679","69901982178580409085884145126976169152","242123018654011064478382392893260494122","99763509346192368468632133568933143433"],"threshold":0.9},"id":"ASB-A-176445224-cbac5482","signature_type":"Line","signature_version":"v1","source":"https://android.googlesource.com/platform/packages/apps/Nfc/+/ff1fcc3edd8c01cc3f258e1ed7580af45df2f3ec"}]},"database_specific":{"source":"https://storage.googleapis.com/android-osv/ASB-A-176445224.json"}},{"package":{"name":"platform/packages/apps/Nfc","ecosystem":"Android"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"11:0"},{"fixed":"11:2021-07-01"}]}],"versions":["11"],"ecosystem_speci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