CVE编号
CVE-2017-8779利用情况
暂无补丁情况
官方补丁披露时间
2017-05-05漏洞描述
rpcbind、LIBTIRPC和NTIRPC都是应用在Linux中的应用程序。rpcbind是一个将RPC程序编号转换为通用地址的服务器；LIBTIRPC是一个包含支持使用远程过程调用（RPC）API的程序的库的软件包；NTIRPC是一个用于nfs-ganesha的运输的独立RPC库。rpcbind、LIBTIRPC和NTIRPC中存在安全漏洞，由于程序在为XDR字符串分配内存时，未能确定最大RPC数据的大小。攻击者可通过向111端口发送特制的UDP数据包利用该漏洞造成拒绝服务（内存消耗）。
解决建议
用户可参考如下厂商提供的安全补丁以修复该漏洞:https://github.com/guidovranken/rpcbomb/
参考链接 |
|
|---|---|
| http://openwall.com/lists/oss-security/2017/05/03/12 | |
| http://openwall.com/lists/oss-security/2017/05/04/1 | |
| http://www.debian.org/security/2017/dsa-3845 | |
| http://www.securityfocus.com/bid/98325 | |
| http://www.securitytracker.com/id/1038532 | |
| https://access.redhat.com/errata/RHBA-2017:1497 | |
| https://access.redhat.com/errata/RHSA-2017:1262 | |
| https://access.redhat.com/errata/RHSA-2017:1263 | |
| https://access.redhat.com/errata/RHSA-2017:1267 | |
| https://access.redhat.com/errata/RHSA-2017:1268 | |
| https://access.redhat.com/errata/RHSA-2017:1395 | |
| https://github.com/drbothen/GO-RPCBOMB | |
| https://github.com/guidovranken/rpcbomb/ | |
| https://guidovranken.wordpress.com/2017/05/03/rpcbomb-remote-rpcbind-denial-o... | |
| https://security.gentoo.org/glsa/201706-07 | |
| https://security.netapp.com/advisory/ntap-20180109-0001/ | |
| https://usn.ubuntu.com/3759-1/ | |
| https://usn.ubuntu.com/3759-2/ | |
| https://www.exploit-db.com/exploits/41974/ |
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 | libtirpc_project | libtirpc | * |
Up to (including) 1.0.1 |
|||||
| 运行在以下环境 | |||||||||
| 应用 | ntirpc_project | ntirpc | * |
Up to (including) 1.4.3 |
|||||
| 运行在以下环境 | |||||||||
| 应用 | rpcbind_project | rpcbind | * |
Up to (including) 0.2.4 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.10 | rpcbind | * |
Up to (excluding) 0.2.4-r0 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.11 | rpcbind | * |
Up to (excluding) 0.2.4-r0 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.12 | rpcbind | * |
Up to (excluding) 0.2.4-r0 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.13 | rpcbind | * |
Up to (excluding) 0.2.4-r0 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.14 | rpcbind | * |
Up to (excluding) 0.2.4-r0 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.15 | rpcbind | * |
Up to (excluding) 0.2.4-r0 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.7 | rpcbind | * |
Up to (excluding) 0.2.4-r0 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.8 | rpcbind | * |
Up to (excluding) 0.2.4-r0 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.9 | rpcbind | * |
Up to (excluding) 0.2.4-r0 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_edge | rpcbind | * |
Up to (excluding) 0.2.4-r0 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | amazon_AMI | rpcbind | * |
Up to (excluding) 0.2.0-13.9.amzn1 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | centos_6 | rpcbind | * |
Up to (excluding) 0.2.0-13.el6_9 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | centos_7 | rpcbind | * |
Up to (excluding) 0.2.0-38.el7_3 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | debian_7 | rpcbind | * |
Up to (excluding) 0.2.2-5+deb7u1 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | debian_8 | rpcbind | * |
Up to (excluding) 0.2.5-1+deb8u3 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | fedora_25 | rpcbind | * |
Up to (excluding) 0.2.4-5.rc1.fc25 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | fedora_26 | rpcbind | * |
Up to (excluding) 0.2.4-6.rc1.fc26 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | opensuse_Leap_42.2 | rpcbind | * |
Up to (excluding) 0.2.3-3.3.1 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | oracle_6 | rpcbind | * |
Up to (excluding) 0.2.0-13.el6_9 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | oracle_7 | rpcbind | * |
Up to (excluding) 0.2.0-38.el7_3 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | suse_11_SP4 | rpcbind | * |
Up to (excluding) 0.2.1-1.12.3 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | suse_12_SP1 | rpcbind | * |
Up to (excluding) 0.2.1_rc4-17.3.1 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | suse_12_SP2 | rpcbind | * |
Up to (excluding) 0.2.3-23.1 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | ubuntu_14.04 | rpcbind | * |
Up to (excluding) 0.2.2-5ubuntu2.1 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | ubuntu_16.04 | rpcbind | * |
Up to (excluding) 0.2.3-0.2ubuntu0.16.04.1+esm1 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | ubuntu_18.04 | rpcbind | * |
Up to (excluding) 0.2.3-0.6ubuntu0.18.04.2 |
|||||
- 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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