Test ID:	1.3.6.1.4.1.25623.1.0.843811
Category:	Ubuntu Local Security Checks
Title:	Ubuntu: Security Advisory (USN-3812-1)
Summary:	The remote host is missing an update for the 'nginx' package(s) announced via the USN-3812-1 advisory.
Description:	Summary: The remote host is missing an update for the 'nginx' package(s) announced via the USN-3812-1 advisory. Vulnerability Insight: It was discovered that nginx incorrectly handled the HTTP/2 implementation. A remote attacker could possibly use this issue to cause excessive memory consumption, leading to a denial of service. This issue only affected Ubuntu 16.04 LTS, Ubuntu 18.04 LTS and Ubuntu 18.10. (CVE-2018-16843) Gal Goldshtein discovered that nginx incorrectly handled the HTTP/2 implementation. A remote attacker could possibly use this issue to cause excessive CPU usage, leading to a denial of service. This issue only affected Ubuntu 16.04 LTS, Ubuntu 18.04 LTS and Ubuntu 18.10. (CVE-2018-16844) It was discovered that nginx incorrectly handled the ngx_http_mp4_module module. A remote attacker could possibly use this issue with a specially crafted mp4 file to cause nginx to crash, stop responding, or access arbitrary memory. (CVE-2018-16845) Affected Software/OS: 'nginx' package(s) on Ubuntu 14.04, Ubuntu 16.04, Ubuntu 18.04, Ubuntu 18.10. Solution: Please install the updated package(s). 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-2018-16843 BugTraq ID: 105868 http://www.securityfocus.com/bid/105868 Debian Security Information: DSA-4335 (Google Search) https://www.debian.org/security/2018/dsa-4335 http://seclists.org/fulldisclosure/2021/Sep/36 http://mailman.nginx.org/pipermail/nginx-announce/2018/000220.html RedHat Security Advisories: RHSA-2018:3653 https://access.redhat.com/errata/RHSA-2018:3653 RedHat Security Advisories: RHSA-2018:3680 https://access.redhat.com/errata/RHSA-2018:3680 RedHat Security Advisories: RHSA-2018:3681 https://access.redhat.com/errata/RHSA-2018:3681 http://www.securitytracker.com/id/1042038 SuSE Security Announcement: openSUSE-SU-2019:2120 (Google Search) http://lists.opensuse.org/opensuse-security-announce/2019-09/msg00035.html https://usn.ubuntu.com/3812-1/ Common Vulnerability Exposure (CVE) ID: CVE-2018-16844 Common Vulnerability Exposure (CVE) ID: CVE-2018-16845 http://mailman.nginx.org/pipermail/nginx-announce/2018/000221.html https://lists.debian.org/debian-lts-announce/2018/11/msg00010.html RedHat Security Advisories: RHSA-2018:3652 https://access.redhat.com/errata/RHSA-2018:3652 http://www.securitytracker.com/id/1042039
Copyright	Copyright (C) 2018 Greenbone AG

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