Test ID:	1.3.6.1.4.1.25623.1.0.844446
Category:	Ubuntu Local Security Checks
Title:	Ubuntu: Security Advisory (USN-4374-1)
Summary:	The remote host is missing an update for the 'unbound' package(s) announced via the USN-4374-1 advisory.
Description:	Summary: The remote host is missing an update for the 'unbound' package(s) announced via the USN-4374-1 advisory. Vulnerability Insight: Lior Shafir, Yehuda Afek, and Anat Bremler-Barr discovered that Unbound incorrectly handled certain queries. A remote attacker could use this issue to perform an amplification attack directed at a target. (CVE-2020-12662) It was discovered that Unbound incorrectly handled certain malformed answers. A remote attacker could possibly use this issue to cause Unbound to crash, resulting in a denial of service. (CVE-2020-12663) Affected Software/OS: 'unbound' package(s) on Ubuntu 18.04, Ubuntu 19.10, Ubuntu 20.04. Solution: Please install the updated package(s). CVSS Score: 5.0 CVSS Vector: AV:N/AC:L/Au:N/C:N/I:N/A:P
Cross-Ref:	Common Vulnerability Exposure (CVE) ID: CVE-2020-12662 Debian Security Information: DSA-4694 (Google Search) https://www.debian.org/security/2020/dsa-4694 https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/F5NFROI2OMCZLYRTCNGHGO3TUD32LCIQ/ https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/YJ42N2HBZ3DXMSEC56SWIIOFQGOS5M7I/ FreeBSD Security Advisory: FreeBSD-SA-20:19 https://security.FreeBSD.org/advisories/FreeBSD-SA-20:19.unbound.asc http://www.nxnsattack.com https://lists.debian.org/debian-lts-announce/2021/02/msg00017.html http://www.openwall.com/lists/oss-security/2020/05/19/5 SuSE Security Announcement: openSUSE-SU-2020:0912 (Google Search) http://lists.opensuse.org/opensuse-security-announce/2020-06/msg00069.html SuSE Security Announcement: openSUSE-SU-2020:0913 (Google Search) http://lists.opensuse.org/opensuse-security-announce/2020-06/msg00067.html https://usn.ubuntu.com/4374-1/ Common Vulnerability Exposure (CVE) ID: CVE-2020-12663
Copyright	Copyright (C) 2020 Greenbone AG

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