Test ID:	1.3.6.1.4.1.25623.1.0.844977
Category:	Ubuntu Local Security Checks
Title:	Ubuntu: Security Advisory (USN-4989-1)
Summary:	The remote host is missing an update for the 'bluez' package(s) announced via the USN-4989-1 advisory.
Description:	Summary: The remote host is missing an update for the 'bluez' package(s) announced via the USN-4989-1 advisory. Vulnerability Insight: It was discovered that BlueZ incorrectly checked certain permissions when pairing. A local attacker could possibly use this issue to impersonate devices. (CVE-2020-26558) Jay LV discovered that BlueZ incorrectly handled redundant disconnect MGMT events. A local attacker could use this issue to cause BlueZ to crash, resulting in a denial of service, or possibly execute arbitrary code. This issue only affected Ubuntu 18.04 LTS and Ubuntu 20.04 LTS. (CVE-2020-27153) Ziming Zhang discovered that BlueZ incorrectly handled certain array indexes. A local attacker could use this issue to cause BlueZ to crash, resulting in a denial of service, or possibly obtain sensitive information. This issue only affected Ubuntu 20.04 LTS and Ubuntu 20.10. (CVE-2021-3588) Affected Software/OS: 'bluez' package(s) on Ubuntu 18.04, Ubuntu 20.04, Ubuntu 20.10, Ubuntu 21.04. Solution: Please install the updated package(s). CVSS Score: 7.5 CVSS Vector: AV:N/AC:L/Au:N/C:P/I:P/A:P
Cross-Ref:	Common Vulnerability Exposure (CVE) ID: CVE-2020-26558 Debian Security Information: DSA-4951 (Google Search) https://www.debian.org/security/2021/dsa-4951 https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/NSS6CTGE4UGTJLCOZOASDR3T3SLL6QJZ/ https://security.gentoo.org/glsa/202209-16 https://kb.cert.org/vuls/id/799380 https://www.bluetooth.com/learn-about-bluetooth/key-attributes/bluetooth-security/reporting-security/ https://lists.debian.org/debian-lts-announce/2021/06/msg00020.html https://lists.debian.org/debian-lts-announce/2021/06/msg00019.html https://lists.debian.org/debian-lts-announce/2021/06/msg00022.html Common Vulnerability Exposure (CVE) ID: CVE-2020-27153 https://security.gentoo.org/glsa/202011-01 https://bugzilla.redhat.com/show_bug.cgi?id=1884817 https://github.com/bluez/bluez/commit/1cd644db8c23a2f530ddb93cebed7dacc5f5721a https://github.com/bluez/bluez/commit/5a180f2ec9edfacafd95e5fed20d36fe8e077f07 https://lists.debian.org/debian-lts-announce/2020/10/msg00022.html SuSE Security Announcement: openSUSE-SU-2020:1876 (Google Search) http://lists.opensuse.org/opensuse-security-announce/2020-11/msg00034.html SuSE Security Announcement: openSUSE-SU-2020:1880 (Google Search) http://lists.opensuse.org/opensuse-security-announce/2020-11/msg00036.html Common Vulnerability Exposure (CVE) ID: CVE-2021-3588 https://github.com/bluez/bluez/issues/70
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