CVE编号
CVE-2015-7705利用情况
暂无补丁情况
官方补丁披露时间
2017-08-08漏洞描述
NTP（Network Time Protocol，网络时间协议）是一种以数据包交换把两台电脑的时钟同步化的网络协议。NTP 4.2.8p4之前版本和4.3.77之前4.3.x版本中存在安全漏洞。由于客户端未能正确验证Kiss-of-Death消息中的时间戳字段。攻击者可通过伪造数据包利用该漏洞造成拒绝服务，使客户端延迟或停止查询服务器端的时间更新。
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/NtpBug2901
参考链接 |
|
|---|---|
| http://lists.opensuse.org/opensuse-security-announce/2016-05/msg00020.html | |
| http://lists.opensuse.org/opensuse-security-announce/2016-05/msg00034.html | |
| http://lists.opensuse.org/opensuse-security-announce/2016-05/msg00037.html | |
| http://lists.opensuse.org/opensuse-security-announce/2016-05/msg00048.html | |
| http://lists.opensuse.org/opensuse-security-announce/2016-05/msg00052.html | |
| http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00001.html | |
| http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00020.html | |
| http://lists.opensuse.org/opensuse-security-announce/2016-07/msg00026.html | |
| http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00042.html | |
| http://lists.opensuse.org/opensuse-updates/2015-11/msg00093.html | |
| http://lists.opensuse.org/opensuse-updates/2016-05/msg00114.html | |
| http://packetstormsecurity.com/files/134137/Slackware-Security-Advisory-ntp-U... | |
| http://support.ntp.org/bin/view/Main/NtpBug2901 | |
| http://support.ntp.org/bin/view/Main/SecurityNotice#October_2015_NTP_4_2_8p4_Securit | |
| http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa... | |
| http://www.securityfocus.com/archive/1/536737/100/0/threaded | |
| http://www.securityfocus.com/archive/1/536796/100/0/threaded | |
| http://www.securityfocus.com/archive/1/archive/1/536737/100/100/threaded | |
| http://www.securityfocus.com/archive/1/archive/1/536796/100/100/threaded | |
| http://www.securityfocus.com/bid/77284 | |
| http://www.securitytracker.com/id/1033951 | |
| http://www.ubuntu.com/usn/USN-2783-1 | |
| https://bto.bluecoat.com/security-advisory/sa103 | |
| https://bugzilla.redhat.com/show_bug.cgi?id=1274184 | |
| https://cert-portal.siemens.com/productcert/pdf/ssa-211752.pdf | |
| https://cert-portal.siemens.com/productcert/pdf/ssa-497656.pdf | |
| https://eprint.iacr.org/2015/1020.pdf | |
| https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_n... | |
| https://security.gentoo.org/glsa/201607-15 | |
| https://security.netapp.com/advisory/ntap-20171004-0001/ | |
| https://support.citrix.com/article/CTX220112 | |
| https://us-cert.cisa.gov/ics/advisories/icsa-21-103-11 | |
| https://us-cert.cisa.gov/ics/advisories/icsa-21-159-11 | |
| https://www.arista.com/en/support/advisories-notices/security-advisories/1212... | |
| https://www.cs.bu.edu/~goldbe/NTPattack.html | |
| https://www.kb.cert.org/vuls/id/718152 |
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 | citrix | xenserver | 6.0.2 | - | |||||
| 运行在以下环境 | |||||||||
| 应用 | citrix | xenserver | 6.2.0 | - | |||||
| 运行在以下环境 | |||||||||
| 应用 | citrix | xenserver | 6.5 | - | |||||
| 运行在以下环境 | |||||||||
| 应用 | citrix | xenserver | 7.0 | - | |||||
| 运行在以下环境 | |||||||||
| 应用 | netapp | oncommand_performance_manager | - | - | |||||
| 运行在以下环境 | |||||||||
| 应用 | netapp | oncommand_unified_manager | - | - | |||||
| 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) 4.3.77 |
||||
| 运行在以下环境 | |||||||||
| 应用 | ntp | ntp | 4.2.8 | - | |||||
| 运行在以下环境 | |||||||||
| 系统 | opensuse_13.2 | ntp | * |
Up to (excluding) 4.2.8p7-25.15.1 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | opensuse_13.2 | ntp-doc | * |
Up to (excluding) 4.2.8p7-25.15.1 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | opensuse_Leap_42.1 | ntp | * |
Up to (excluding) 4.2.8p7-21.1 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | opensuse_Leap_42.1 | ntp-doc | * |
Up to (excluding) 4.2.8p7-21.1 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | suse_11_SP4 | ntp | * |
Up to (excluding) 4.2.8p4-5.1 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | suse_11_SP4 | ntp-doc | * |
Up to (excluding) 4.2.8p4-5.1 |
|||||
| 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 | ntp-doc | * |
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) 4.2.8p7-11.1 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | suse_12_SP1 | ntp-doc | * |
Up to (excluding) 4.2.8p7-11.1 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | ubuntu_14.04 | ntp | * |
Up to (excluding) 1:4.2.6.p5+dfsg-3ubuntu2.14.04.5 |
|||||
- 攻击路径 远程
- 攻击复杂度 复杂
- 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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