CVE编号
CVE-2020-14323利用情况
暂无补丁情况
官方补丁披露时间
2020-10-30漏洞描述
Samba是Samba团队的一套可使UNIX系列的操作系统与微软Windows操作系统的SMB/CIFS网络协议做连结的自由软件。该软件支持共享打印机、互相传输资料文件等。 Samba 存在安全漏洞，该漏洞源于一个空指针解引用缺陷。本地用户可以利用这个漏洞来崩溃winbind服务，从而导致拒绝服务。以下产品及版本受到影响：samba Winbind服务4.11.15之前版本，4.12.9之前版本和4.13.1之前版本。解决建议
目前厂商已发布升级补丁以修复漏洞，补丁获取链接： https://www.samba.org/samba/security/CVE-2020-14323.html
参考链接 |
|
|---|---|
| http://lists.opensuse.org/opensuse-security-announce/2020-11/msg00008.html | |
| http://lists.opensuse.org/opensuse-security-announce/2020-11/msg00012.html | |
| https://bugzilla.redhat.com/show_bug.cgi?id=1891685 | |
| https://lists.debian.org/debian-lts-announce/2020/11/msg00041.html | |
| https://lists.fedoraproject.org/archives/list/[email protected]... | |
| https://lists.fedoraproject.org/archives/list/[email protected]... | |
| https://security.gentoo.org/glsa/202012-24 | |
| https://security.netapp.com/advisory/ntap-20201103-0001/ | |
| https://www.samba.org/samba/security/CVE-2020-14323.html |
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 | samba | samba | * |
From (including) 4.11.0 |
Up to (excluding) 4.11.15 |
||||
| 运行在以下环境 | |||||||||
| 应用 | samba | samba | * |
From (including) 4.12.0 |
Up to (excluding) 4.12.9 |
||||
| 运行在以下环境 | |||||||||
| 应用 | samba | samba | * |
From (including) 4.13.0 |
Up to (excluding) 4.13.1 |
||||
| 运行在以下环境 | |||||||||
| 系统 | alibaba_cloud_linux_2.1903 | samba | * |
Up to (excluding) 4.10.16-9.1.al7 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.11 | samba | * |
Up to (excluding) 4.11.16-r0 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.12 | samba | * |
Up to (excluding) 4.12.9-r0 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.13 | samba | * |
Up to (excluding) 4.12.9-r0 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.14 | samba | * |
Up to (excluding) 4.12.9-r0 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.15 | samba | * |
Up to (excluding) 4.12.9-r0 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_edge | samba | * |
Up to (excluding) 4.12.9-r0 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | amazon_2 | samba | * |
Up to (excluding) 4.10.16-9.amzn2.0.1 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | amazon_AMI | samba | * |
Up to (excluding) 4.10.16-9.56.amzn1 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | centos_7 | samba | * |
Up to (excluding) 4.10.16-9.el7_9 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | centos_8 | samba | * |
Up to (excluding) 4.13.3-3.el8 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | debian_10 | samba | * |
Up to (excluding) 4.9.5+dfsg-5+deb10u3 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | debian_11 | samba | * |
Up to (excluding) 4.12.5+dfsg-3 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | debian_9 | samba | * |
Up to (excluding) 2:4.5.16+dfsg-1+deb9u3 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | debian_sid | samba | * |
Up to (excluding) 4.12.5+dfsg-3 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | fedora_32 | samba | * |
Up to (excluding) 4.12.9-0.fc32 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | fedora_33 | samba | * |
Up to (excluding) 4.13.1-0.fc33 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | fedora_34 | samba | * |
Up to (excluding) 4.13.1-0.fc34 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | opensuse_Leap_15.1 | samba | * |
Up to (excluding) 4.9.5 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | opensuse_Leap_15.2 | samba | * |
Up to (excluding) 4.11.14 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | oracle_7 | samba | * |
Up to (excluding) 4.10.16-9.el7_9 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | oracle_8 | samba | * |
Up to (excluding) 4.13.3-3.el8 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | redhat_8 | samba | * |
Up to (excluding) 4.13.3-3.el8 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | suse_12_SP5 | samba | * |
Up to (excluding) 4.10.18 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | ubuntu_14.04 | samba | * |
Up to (excluding) 2:4.3.11+dfsg-0ubuntu0.14.04.20+esm11 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | ubuntu_16.04 | samba | * |
Up to (excluding) 2:4.3.11+dfsg-0ubuntu0.16.04.32 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | ubuntu_18.04 | samba | * |
Up to (excluding) 2:4.7.6+dfsg~ubuntu-0ubuntu2.21 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | ubuntu_20.04 | samba | * |
Up to (excluding) 2:4.11.6+dfsg-0ubuntu1.6 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | ubuntu_21.04 | samba | * |
Up to (excluding) 2:4.12.5+dfsg-3ubuntu4.1 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | unionos_20 | samba | * |
Up to (excluding) 4.9.5.8-1+security |
|||||
- 攻击路径 本地
- 攻击复杂度 复杂
- 权限要求 普通权限
- 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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