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The vulnerability of the Linux operating system’s Bluetooth Core Specification kernel, related to deficiencies in authentication procedures, allows attackers to gain access to confidential data and compromise its integrity.

🗓️ 27 Oct 2021 00:00:00Reported by FSTEC of Russia — Information Security Threat DatabaseType 
bdu_fstec
 bdu_fstec🔗 bdu.fstec.ru👁 4 Views

Linux Bluetooth kernel vulnerability with weak authentication lets remote attackers access confidential data and compromise integrity.

Related
Detection
Refs
ReporterTitlePublishedViews
Family
Tenable Nessus		Amazon Linux 2 : kernel, --advisory ALAS2-2021-1685 (ALAS-2021-1685)
16 Jul 202100:00
–nessus
Tenable Nessus		Amazon Linux 2 : kernel, --advisory ALAS2KERNEL-5.10-2022-002 (ALASKERNEL-5.10-2022-002)
2 May 202200:00
–nessus
Tenable Nessus		Amazon Linux 2 : kernel, --advisory ALAS2KERNEL-5.4-2022-004 (ALASKERNEL-5.4-2022-004)
2 May 202200:00
–nessus
Tenable Nessus		CentOS 8 : bluez (CESA-2021:4432)
11 Nov 202100:00
–nessus
Tenable Nessus		Debian DLA-2689-1 : linux - LTS security update
24 Jun 202100:00
–nessus
Tenable Nessus		Debian DLA-2690-1 : linux-4.19 security update
24 Jun 202100:00
–nessus
Tenable Nessus		Debian DLA-2692-1 : bluez - LTS security update
28 Jun 202100:00
–nessus
Tenable Nessus		Debian DSA-4951-1 : bluez - security update
8 Aug 202100:00
–nessus
Tenable Nessus		GLSA-202209-16 : BlueZ: Multiple Vulnerabilities
29 Sep 202200:00
–nessus
Tenable Nessus		openSUSE 15 Security Update : bluez (openSUSE-SU-2021:2291-1)
16 Jul 202100:00
–nessus
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Vulners
Node
bluezbluezRange<5.55-3.1linux
OR
fedorafedoraMatch34
SourceLink
nvdwww.nvd.nist.gov/vuln/detail/CVE-2020-26558
security-trackerwww.security-tracker.debian.org/tracker/CVE-2020-26558
wikiwww.wiki.astralinux.ru/astra-linux-se16-bulletin-20211008SE16
wikiwww.wiki.astralinux.ru/astra-linux-se17-bulletin-2022-0819SE17
wikiwww.wiki.astralinux.ru/astra-linux-se47-bulletin-2022-0926SE47
bluetoothwww.bluetooth.com/learn-about-bluetooth/key-attributes/bluetooth-security/reporting-security/
xn--80ahaefyxhnwww.xn--80ahaefyxhn.xn--j1afgaq.xn--p1ai/bin/view/%D0%9E%D0%A1%D0%BD%D0%BE%D0%B2%D0%B0/%D0%9E%D0%B1%D0%BD%D0%BE%D0%B2%D0%BB%D0%B5%D0%BD%D0%B8%D1%8F/2.1/
xn--80ahaefyxhnwww.xn--80ahaefyxhn.xn--j1afgaq.xn--p1ai/bin/view/%D0%9E%D0%A1%D0%BD%D0%BE%D0%B2%D0%B0/%D0%9E%D0%B1%D0%BD%D0%BE%D0%B2%D0%BB%D0%B5%D0%BD%D0%B8%D1%8F/2.6/
listswww.lists.fedoraproject.org/archives/list/[email protected]/message/NSS6CTGE4UGTJLCOZOASDR3T3SLL6QJZ/
streletswww.strelets.net/patchi-i-obnovleniya-bezopasnosti
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21 Nov 2023 00:00Current
7High risk
Vulners AI Score7
CVSS 34.2
CVSS 24.3
EPSS0.00872
Linux operating systemBluetooth vulnerabilityweak authenticationremote attackerdata confidentialitydata integrity
4