{"id":"CVE-2021-3658","state":"PUBLISHED","title":"bluetoothd from bluez incorrectly saves adapters' Discoverable status when a device is powered down, and restores it when powered up. If a device is powered down while discoverable","description":"bluetoothd from bluez incorrectly saves adapters' Discoverable status when a device is powered down, and restores it when powered up. If a device is powered down while discoverable, it will be discoverable when powered on again. This could lead to inadvertent exposure of the bluetooth stack to physically nearby attackers.","publishedAt":"2022-03-02T22:11:05.000Z","updatedAt":"2026-04-15T21:11:08.326Z","severity":{"score":6.5,"label":"Medium","version":"3.1","vector":"CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","source":"CISA-ADP"},"assigner":"redhat","products":["n/a bluez"],"affected":[{"vendor":"n/a","product":"bluez","versions":[{"version":"Fixedin - 5.61 and above.","status":"affected"}]}],"references":["https://gitlab.gnome.org/GNOME/gnome-bluetooth/-/issues/89","https://git.kernel.org/pub/scm/bluetooth/bluez.git/commit/?id=b497b5942a8beb8f89ca1c359c54ad67ec843055","https://github.com/bluez/bluez/commit/b497b5942a8beb8f89ca1c359c54ad67ec843055","https://bugzilla.redhat.com/show_bug.cgi?id=1984728","https://security.netapp.com/advisory/ntap-20220407-0002/","https://lists.debian.org/debian-lts-announce/2024/09/msg00022.html"],"weaknesses":["CWE-863"],"ingestedAt":"2026-10-29T19:48:55.807Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2021/3xxx/CVE-2021-3658.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2021-3658","state":"PUBLISHED","datePublished":"2022-03-02T22:11:05.000Z","dateUpdated":"2026-04-15T21:11:08.326Z","assignerShortName":"redhat","assignerOrgId":"53f830b8-0a3f-465b-8143-3b8a9948e749","dateReserved":"2021-07-22T00:00:00.000Z"},"containers":{"cna":{"descriptions":[{"lang":"en","value":"bluetoothd from bluez incorrectly saves adapters' Discoverable status when a device is powered down, and restores it when powered up. If a device is powered down while discoverable, it will be discoverable when powered on again. This could lead to inadvertent exposure of the bluetooth stack to physically nearby attackers."}],"affected":[{"vendor":"n/a","product":"bluez","versions":[{"version":"Fixedin - 5.61 and above.","status":"affected"}]}],"references":[{"url":"https://gitlab.gnome.org/GNOME/gnome-bluetooth/-/issues/89","tags":["x_refsource_MISC"]},{"url":"https://git.kernel.org/pub/scm/bluetooth/bluez.git/commit/?id=b497b5942a8beb8f89ca1c359c54ad67ec843055","tags":["x_refsource_MISC"]},{"url":"https://github.com/bluez/bluez/commit/b497b5942a8beb8f89ca1c359c54ad67ec843055","tags":["x_refsource_MISC"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=1984728","tags":["x_refsource_MISC"]},{"url":"https://security.netapp.com/advisory/ntap-20220407-0002/","tags":["x_refsource_CONFIRM"]}],"problemTypes":[{"descriptions":[{"cweId":"CWE-863","description":"CWE-863","lang":"en","type":"CWE"}]}],"providerMetadata":{"shortName":"redhat","dateUpdated":"2022-04-07T23:14:58.000Z","orgId":"53f830b8-0a3f-465b-8143-3b8a9948e749"}},"adp":[{"title":"CVE Program Container","references":[{"url":"https://gitlab.gnome.org/GNOME/gnome-bluetooth/-/issues/89","tags":["x_refsource_MISC","x_transferred"]},{"url":"https://git.kernel.org/pub/scm/bluetooth/bluez.git/commit/?id=b497b5942a8beb8f89ca1c359c54ad67ec843055","tags":["x_refsource_MISC","x_transferred"]},{"url":"https://github.com/bluez/bluez/commit/b497b5942a8beb8f89ca1c359c54ad67ec843055","tags":["x_refsource_MISC","x_transferred"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=1984728","tags":["x_refsource_MISC","x_transferred"]},{"url":"https://security.netapp.com/advisory/ntap-20220407-0002/","tags":["x_refsource_CONFIRM","x_transferred"]},{"url":"https://lists.debian.org/debian-lts-announce/2024/09/msg00022.html"}],"providerMetadata":{"shortName":"CVE","orgId":"af854a3a-2127-422b-91ae-364da2661108","dateUpdated":"2025-11-04T16:09:16.080Z"}},{"title":"CISA ADP Vulnrichment","metrics":[{"cvssV3_1":{"scope":"UNCHANGED","version":"3.1","baseScore":6.5,"attackVector":"ADJACENT_NETWORK","baseSeverity":"MEDIUM","vectorString":"CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","integrityImpact":"NONE","userInteraction":"NONE","attackComplexity":"LOW","availabilityImpact":"NONE","privilegesRequired":"NONE","confidentialityImpact":"HIGH"}},{"other":{"type":"ssvc","content":{"timestamp":"2026-04-15T21:10:47.482797Z","id":"CVE-2021-3658","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-04-15T21:11:08.326Z"}}]}}}