{"id":"CVE-2023-20942","aliases":["A-258021433","ASB-A-258021433","EUVD-2023-25110","GHSA-v686-hww2-hffw"],"status":"published","title":"In openMmapStream of AudioFlinger.cpp, there is a possible way to record audio without displaying...","description":"In openMmapStream of AudioFlinger.cpp, there is a possible way to record audio without displaying the microphone privacy indicator 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.","severity":{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-11","score":0.0007,"percentile":0.00035,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-326"],"published":"2023-07-01T00:00:00Z","modified":"2026-11-05T16:32:28Z","fixes":[{"ecosystem":"Android","package":"platform/frameworks/av","fixed_in":["13-next:2023-07-01","12:2023-07-01","12L:2023-07-01","13:2023-07-01"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Android","package":"platform/frameworks/av","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"13-next:0"},{"fixed":"13-next:2023-07-01"}]}],"versions":["13-next"]},{"source":"osv","ecosystem":"Android","package":"platform/frameworks/av","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"12:0"},{"fixed":"12:2023-07-01"}]}],"versions":["12"]},{"source":"osv","ecosystem":"Android","package":"platform/frameworks/av","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"12L:0"},{"fixed":"12L:2023-07-01"}]}],"versions":["12L"]},{"source":"osv","ecosystem":"Android","package":"platform/frameworks/av","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"13:0"},{"fixed":"13:2023-07-01"}]}],"versions":["13"]}],"products":[{"vendor":"google","product":"android"}],"references":[{"url":"https://android.googlesource.com/platform/frameworks/av/+/bae3b00a5873d1562679a1289fd8490178cfe064","tags":["x_transferred","Patch","fix"]},{"url":"https://android.googlesource.com/platform/frameworks/av/+/b072419650958c41c87d2baa572dc2fe6da9ea6b","tags":["x_transferred","Patch","fix"]},{"url":"https://android.googlesource.com/platform/frameworks/av/+/770b45c3c1619cf4008b89e7a0f4392bf2224bbc","tags":["x_transferred","Patch","fix"]},{"url":"https://source.android.com/security/bulletin/2023-07-01","tags":["x_transferred","Patch","Vendor Advisory","advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2023-20942"},{"url":"https://github.com/advisories/GHSA-v686-hww2-hffw"}],"sources":{"cve":[{"id":"CVE-2023-20942","description":"In openMmapStream of AudioFlinger.cpp, there is a possible way to record audio without displaying the microphone privacy indicator 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.\n\n","status":"published","published":"2023-07-12T23:18:19.06Z","modified":"2024-11-06T16:50:08.135Z","cwes":["CWE-326"],"updated_at":"2026-11-02T14:35:13.912858Z"}],"euvd":[{"id":"EUVD-2023-25110","description":"In openMmapStream of AudioFlinger.cpp, there is a possible way to record audio without displaying the microphone privacy indicator 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.\n\n","status":"published","published":"2023-07-12T23:18:19Z","modified":"2024-11-06T16:50:08Z","cvss":[{"version":"","score":0,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N","level":"none"}],"updated_at":"2026-11-03T00:05:09.226597Z"}],"ghsa":[{"id":"GHSA-v686-hww2-hffw","title":"In openMmapStream of AudioFlinger.cpp, there is a possible way to record audio without displaying...","description":"In openMmapStream of AudioFlinger.cpp, there is a possible way to record audio without displaying the microphone privacy indicator 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.\n\n","status":"published","published":"2023-07-13T00:30:32Z","modified":"2024-11-06T18:31:02Z","cvss":[{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N","level":"medium"}],"cwes":["CWE-326"],"updated_at":"2026-11-02T14:58:44.780147Z"}],"nvd":[{"id":"CVE-2023-20942","description":"In openMmapStream of AudioFlinger.cpp, there is a possible way to record audio without displaying the microphone privacy indicator 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.\n\n","status":"published","published":"2023-07-13T00:15:23.363Z","modified":"2026-06-17T05:31:16.013Z","cvss":[{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N","level":"medium","assessor":"primary"}],"cwes":["CWE-326"],"updated_at":"2026-11-02T14:08:15.91037Z"}],"osv":[{"id":"ASB-A-258021433","description":"In openMmapStream of AudioFlinger.cpp, there is a possible way to record audio without displaying the microphone privacy indicator 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.","status":"published","published":"2023-07-01T00:00:00Z","modified":"2026-11-10T17:02:23.040266809Z","updated_at":"2026-11-10T17:04:13.670671Z"}]}}