检测

Amazon Linux 2 : libvirt (ALAS-2018-1134)

high Nessus 插件 ID 119788

语言：

简介

远程 Amazon Linux 2 主机缺少安全更新。

描述

libvirt 中的 util/virlog.c 在 LXC 容器启动时，未正确判断主机名，从而允许本地客户机操作系统用户通过特制的 NSS 模块，绕过预期容器保护机制并执行任意命令。(CVE-2018-6764)

解决方案

运行 'yum update libvirt' 以更新系统。

另见

https://alas.aws.amazon.com/AL2/ALAS-2018-1134.html

插件详情

严重性: High

ID: 119788

文件名: al2_ALAS-2018-1134.nasl

版本: 1.2

类型: local

代理: unix

发布时间: 2018/12/20

最近更新时间: 2020/3/27

支持的传感器: Frictionless Assessment AWS, Frictionless Assessment Agent, Nessus Agent, Agentless Assessment, Nessus

风险信息

VPR

风险因素: Medium

分数: 5.9

CVSS v2

风险因素: Medium

基本分数: 4.6

时间分数: 3.4

矢量: CVSS2#AV:L/AC:L/Au:N/C:P/I:P/A:P

CVSS v3

风险因素: High

基本分数: 7.8

时间分数: 6.8

矢量: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

时间矢量: CVSS:3.0/E:U/RL:O/RC:C

漏洞信息

CPE: p-cpe:/a:amazon:linux:libvirt-daemon-driver-storage-scsi, p-cpe:/a:amazon:linux:libvirt-daemon-kvm, p-cpe:/a:amazon:linux:libvirt-daemon-lxc, p-cpe:/a:amazon:linux:libvirt-debuginfo, p-cpe:/a:amazon:linux:libvirt-devel, p-cpe:/a:amazon:linux:libvirt-docs, p-cpe:/a:amazon:linux:libvirt-libs, p-cpe:/a:amazon:linux:libvirt-lock-sanlock, p-cpe:/a:amazon:linux:libvirt-login-shell, p-cpe:/a:amazon:linux:libvirt-nss, cpe:/o:amazon:linux:2, p-cpe:/a:amazon:linux:libvirt, p-cpe:/a:amazon:linux:libvirt-admin, p-cpe:/a:amazon:linux:libvirt-bash-completion, p-cpe:/a:amazon:linux:libvirt-client, p-cpe:/a:amazon:linux:libvirt-daemon, p-cpe:/a:amazon:linux:libvirt-daemon-config-network, p-cpe:/a:amazon:linux:libvirt-daemon-config-nwfilter, p-cpe:/a:amazon:linux:libvirt-daemon-driver-interface, p-cpe:/a:amazon:linux:libvirt-daemon-driver-lxc, p-cpe:/a:amazon:linux:libvirt-daemon-driver-network, p-cpe:/a:amazon:linux:libvirt-daemon-driver-nodedev, p-cpe:/a:amazon:linux:libvirt-daemon-driver-nwfilter, p-cpe:/a:amazon:linux:libvirt-daemon-driver-qemu, p-cpe:/a:amazon:linux:libvirt-daemon-driver-secret, p-cpe:/a:amazon:linux:libvirt-daemon-driver-storage, p-cpe:/a:amazon:linux:libvirt-daemon-driver-storage-core, p-cpe:/a:amazon:linux:libvirt-daemon-driver-storage-disk, p-cpe:/a:amazon:linux:libvirt-daemon-driver-storage-gluster, p-cpe:/a:amazon:linux:libvirt-daemon-driver-storage-iscsi, p-cpe:/a:amazon:linux:libvirt-daemon-driver-storage-logical, p-cpe:/a:amazon:linux:libvirt-daemon-driver-storage-mpath, p-cpe:/a:amazon:linux:libvirt-daemon-driver-storage-rbd

必需的 KB 项: Host/local_checks_enabled, Host/AmazonLinux/release, Host/AmazonLinux/rpm-list

易利用性: No known exploits are available

补丁发布日期: 2018/12/19

漏洞发布日期: 2018/2/23

参考资料信息

CVE: CVE-2018-6764

ALAS: 2018-1134