CVE编号
CVE-2016-4955利用情况
暂无补丁情况
官方补丁披露时间
2016-07-05漏洞描述
ntpd（Network Time Protocol daemon）是一个操作系统守护进程，它使用网络时间协议（NTP）与时间服务器的系统时间保持同步。NTP.org ntpd 4.2.8p8之前的版本中存在未明漏洞。攻击者可通过发送重复的伪造数据包利用该漏洞造成关联的同级变量被清除。
解决建议
目前厂商已经发布了升级补丁以修复此安全问题，补丁获取链接：http://support.ntp.org/bin/view/Main/NtpBug3043
参考链接 |
|
|---|---|
| http://bugs.ntp.org/3043 | |
| http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00018.html | |
| http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00023.html | |
| http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00024.html | |
| http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00028.html | |
| http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00040.html | |
| http://support.ntp.org/bin/view/Main/NtpBug3043 | |
| http://support.ntp.org/bin/view/Main/SecurityNotice | |
| http://www.kb.cert.org/vuls/id/321640 | |
| http://www.oracle.com/technetwork/topics/security/bulletinapr2016-2952098.html | |
| http://www.securityfocus.com/bid/91007 | |
| http://www.securitytracker.com/id/1036037 | |
| https://cert-portal.siemens.com/productcert/pdf/ssa-211752.pdf | |
| https://security.FreeBSD.org/advisories/FreeBSD-SA-16:24.ntp.asc | |
| https://security.gentoo.org/glsa/201607-15 |
受影响软件情况
| # | 类型 | 厂商 | 产品 | 版本 | 影响面 | ||||
| 1 | |||||||||
|---|---|---|---|---|---|---|---|---|---|
| 运行在以下环境 | |||||||||
| 应用 | ntp | ntp | * |
From (including) 4.2.0 |
Up to (excluding) 4.2.8 |
||||
| 运行在以下环境 | |||||||||
| 应用 | ntp | ntp | * |
From (including) 4.3.0 |
Up to (excluding) 4.3.93 |
||||
| 运行在以下环境 | |||||||||
| 应用 | ntp | ntp | 4.2.8 | - | |||||
| 运行在以下环境 | |||||||||
| 应用 | suse | manager_proxy | 2.1 | - | |||||
| 运行在以下环境 | |||||||||
| 应用 | suse | openstack_cloud | 5 | - | |||||
| 运行在以下环境 | |||||||||
| 系统 | amazon linux_AMI | ntp | * |
Up to (excluding) 4.2.6p5-41.32.amzn1 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | amazon_AMI | ntp | * |
Up to (excluding) 4.2.6p5-41.32.amzn1 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | debian | DPKG | * |
Up to (excluding) 1:4.2.8p8+dfsg-1 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | fedora_22 | ntp | * |
Up to (excluding) 4.2.6p5-41.fc22 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | fedora_23 | ntp | * |
Up to (excluding) 4.2.6p5-41.fc23 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | fedora_24 | ntp | * |
Up to (excluding) 4.2.6p5-41.fc24 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | novell | suse_manager | 2.1 | - | |||||
| 运行在以下环境 | |||||||||
| 系统 | opensuse | leap | 42.1 | - | |||||
| 运行在以下环境 | |||||||||
| 系统 | opensuse | opensuse | 13.2 | - | |||||
| 运行在以下环境 | |||||||||
| 系统 | opensuse_13.2 | ntp | * |
Up to (excluding) 4.2.8p8-25.18.1 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | opensuse_Leap_42.1 | ntp | * |
Up to (excluding) 4.2.8p8-24.1 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | oracle | solaris | 10 | - | |||||
| 运行在以下环境 | |||||||||
| 系统 | oracle | solaris | 11.3 | - | |||||
| 运行在以下环境 | |||||||||
| 系统 | sles_11_SP4 | ntp | * |
Up to (excluding) 4.2.8p8-14.1 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | sles_12 | ntp | * |
Up to (excluding) 4.2.8p8-14 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | sles_12 | ntp | * |
Up to (excluding) 4.2.8p8-46.8.1 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | sles_12_SP1 | ntp | * |
Up to (excluding) 4.2.8p8-14.1 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | suse | linux_enterprise_desktop | 12 | - | |||||
| 运行在以下环境 | |||||||||
| 系统 | suse | linux_enterprise_server | 11 | - | |||||
| 运行在以下环境 | |||||||||
| 系统 | suse | linux_enterprise_server | 12 | - | |||||
| 运行在以下环境 | |||||||||
| 系统 | suse_11_SP4 | ntp | * |
Up to (excluding) 4.2.8p8-14.1 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | suse_12 | ntp | * |
Up to (excluding) 4.2.8p8-46.8.1 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | suse_12_SP1 | ntp | * |
Up to (excluding) 4.2.8p8-14.1 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | ubuntu_12.04_lts | ntp | * |
Up to (excluding) 1:4.2.6.p3+dfsg-1ubuntu3.11 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | ubuntu_14.04 | ntp | * |
Up to (excluding) 1:4.2.6.p5+dfsg-3ubuntu2.14.04.10 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | ubuntu_14.04_lts | ntp | * |
Up to (excluding) 1:4.2.6.p5+dfsg-3ubuntu2.14.04.10 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | ubuntu_16.04 | ntp | * |
Up to (excluding) 1:4.2.8p4+dfsg-3ubuntu5.3 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | ubuntu_16.04_lts | ntp | * |
Up to (excluding) 1:4.2.8p4+dfsg-3ubuntu5.3 |
|||||
- 攻击路径 远程
- 攻击复杂度 困难
- 权限要求 无需权限
- 影响范围 有限影响
- EXP成熟度 未验证
- 补丁情况 官方补丁
- 数据保密性 无影响
- 数据完整性 无影响
- 服务器危害 无影响
- 全网数量 100
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