Test ID:	1.3.6.1.4.1.25623.1.0.108814
Category:	Denial of Service
Title:	Samba Multiple DoS Vulnerabilities (CVE-2020-10745, CVE-2020-14303)
Summary:	Samba is prone to two denial-of-service vulnerabilities.
Description:	Summary: Samba is prone to two denial-of-service vulnerabilities. Vulnerability Insight: - Compression of replies to NetBIOS over TCP/IP name resolution and DNS packets (which can be supplied as UDP requests) can be abused to consume excessive amounts of CPU on the Samba AD DC (only). (CVE-2020-10745) - The AD DC NBT server in Samba 4.0 will enter a CPU spin and not process further requests once it receives an empty (zero-length) UDP packet to port 137. (CVE-2020-14303) Affected Software/OS: All Samba versions since 4.0.0. Solution: Update to version 4.10.17, 4.11.11, 4.12.4 or later. CVSS Score: 7.8 CVSS Vector: AV:N/AC:L/Au:N/C:N/I:N/A:C
Cross-Ref:	Common Vulnerability Exposure (CVE) ID: CVE-2020-10745 https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/6YLNQ5GRXUKYRUAOFZ4DUBVN4SMTL6Q2/ https://security.gentoo.org/glsa/202007-15 https://bugzilla.redhat.com/show_bug.cgi?id=1849491; https://www.samba.org/samba/security/CVE-2020-10745.html https://lists.debian.org/debian-lts-announce/2020/11/msg00041.html SuSE Security Announcement: openSUSE-SU-2020:0984 (Google Search) http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00030.html SuSE Security Announcement: openSUSE-SU-2020:1023 (Google Search) http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00054.html SuSE Security Announcement: openSUSE-SU-2020:1313 (Google Search) http://lists.opensuse.org/opensuse-security-announce/2020-09/msg00002.html Common Vulnerability Exposure (CVE) ID: CVE-2020-14303 https://bugzilla.redhat.com/show_bug.cgi?id=1851298; https://www.samba.org/samba/security/CVE-2020-14303.html https://usn.ubuntu.com/4454-1/ https://usn.ubuntu.com/4454-2/
Copyright	Copyright (C) 2020 Greenbone Networks GmbH

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