{"id":"ASB-A-246930197","details":"In addOrReplacePhoneAccount of PhoneAccountRegistrar.java, there is a possible way to enable a phone account without user interaction due to a logic error in the code. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.","aliases":["A-246930197","CVE-2023-20915"],"modified":"2026-09-18T15:47:37.392928379Z","published":"2023-01-01T00:00:00Z","references":[{"type":"ADVISORY","url":"https://source.android.com/security/bulletin/2023-01-01"},{"type":"FIX","url":"https://android.googlesource.com/platform/packages/services/Telecomm/+/3703ec28cfb2f0908a51aa08f3a8c91f55d52c8c"}],"affected":[{"package":{"name":"platform/packages/services/Telecomm","ecosystem":"Android"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"10:0"},{"fixed":"10:2023-01-01"}]}],"versions":["10"],"ecosystem_specific":{"vanir_signatures":[{"source":"https://android.googlesource.com/platform/packages/services/Telecomm/+/833dd8480adc773e36d388521a14fd8cd11d6a30","target":{"file":"src/com/android/server/telecom/PhoneAccountRegistrar.java"},"deprecated":false,"digest":{"line_hashes":["191428692203036891169269300380680344143","305963955621783784079010971334283190300","231937022321262630737638667408264917040","30059492216483856241252130697164868327","30989866934288147854260478263194178250","246599949515326332313875382405265635151","144809233204552012888156017442822400605","307858737469835196967996439899724714477","323505246576253047233690915617918370188","94267112810260165008156102103583574617","61719318870431928839500994345877224039"],"threshold":0.9},"id":"ASB-A-246930197-9d2dc72f","signature_type":"Line","signature_version":"v1"},{"digest":{"length":1208,"function_hash":"25179276169845475851998020789918765667"},"id":"ASB-A-246930197-c46a83ee","signature_type":"Function","signature_version":"v1","source":"https://android.googlesource.com/platform/packages/services/Telecomm/+/833dd8480adc773e36d388521a14fd8cd11d6a30","target":{"file":"src/com/android/server/telecom/PhoneAccountRegistrar.java","function":"addOrReplacePhoneAccount"},"deprecated":false}],"fixes":["https://android.googlesource.com/platform/packages/services/Telecomm/+/833dd8480adc773e36d388521a14fd8cd11d6a30"],"severity":"High","spl":"2023-01-01","types":["EoP"]},"database_specific":{"source":"https://storage.googleapis.com/android-osv/ASB-A-246930197.json"}},{"package":{"name":"platform/packages/services/Telecomm","ecosystem":"Android"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"11:0"},{"fixed":"11:2023-01-01"}]}],"versions":["11"],"ecosystem_specific":{"severity":"High","spl":"2023-01-01","types":["EoP"],"vanir_signatures":[{"id":"ASB-A-246930197-415780d9","signature_type":"Function","signature_version":"v1","source":"https://android.googlesource.com/platform/packages/services/Telecomm/+/833dd8480adc773e36d388521a14fd8cd11d6a30","target":{"function":"addOrReplacePhoneAccount","file":"src/com/android/server/telecom/PhoneAccountRegistrar.java"},"deprecated":false,"digest":{"function_hash":"25179276169845475851998020789918765667","length":1208}},{"target":{"file":"src/com/android/server/telecom/PhoneAccountRegistrar.java"},"deprecated":false,"digest":{"line_hashes":["191428692203036891169269300380680344143","305963955621783784079010971334283190300","231937022321262630737638667408264917040","30059492216483856241252130697164868327","30989866934288147854260478263194178250","246599949515326332313875382405265635151","144809233204552012888156017442822400605","307858737469835196967996439899724714477","323505246576253047233690915617918370188","94267112810260165008156102103583574617","61719318870431928839500994345877224039"],"threshold":0.9},"id":"ASB-A-246930197-aa796bb5","signature_type":"Line","signature_version":"v1","source":"https://android.googlesource.com/platform/packages/services/Telecomm/+/833dd8480adc773e36d388521a14fd8cd11d6a30"}],"fixes":["https://android.googlesource.com/platform/packages/services/Telecomm/+/833dd8480adc773e36d388521a14fd8cd11d6a30"]},"database_specific":{"source":"https://storage.googleapis.com/android-osv/ASB-A-246930197.json"}},{"package":{"name":"platform/packages/services/Telecomm","ecosystem":"Android"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"12:0"},{"fixed":"12:2023-01-01"}]}],"versions":["12"],"ecosystem_specific":{"types":["EoP"],"vanir_signatures":[{"signature_version":"v1","source":"https://android.googlesource.com/platform/packages/services/Telecomm/+/833dd8480adc773e36d388521a14fd8cd11d6a30","target":{"file":"src/com/android/server/telecom/PhoneAccountRegistrar.java"},"deprecated":false,"digest":{"threshold":0.9,"line_hashes":["191428692203036891169269300380680344143","305963955621783784079010971334283190300","231937022321262630737638667408264917040","30059492216483856241252130697164868327","30989866934288147854260478263194178250","246599949515326332313875382405265635151","144809233204552012888156017442822400605","307858737469835196967996439899724714477","323505246576253047233690915617918370188","94267112810260165008156102103583574617","61719318870431928839500994345877224039"]},"id":"ASB-A-246930197-54e0de9d","signature_type":"Line"},{"deprecated":false,"digest":{"function_hash":"25179276169845475851998020789918765667","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