低危 Samba 安全漏洞
CVE编号
CVE-2020-14318利用情况
暂无补丁情况
官方补丁披露时间
2020-12-04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。在samba处理文件和目录权限的方式中发现了一个漏洞。经过身份验证的用户可以使用此漏洞访问某些文件和目录信息，否则攻击者将无法访问这些信息。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-2020-14318.html
参考链接 |
|
|---|---|
| https://bugzilla.redhat.com/show_bug.cgi?id=1892631 | |
| https://security.gentoo.org/glsa/202012-24 | |
| https://www.samba.org/samba/security/CVE-2020-14318.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 | redhat | storage | 3.0 | - | |||||
| 运行在以下环境 | |||||||||
| 应用 | samba | samba | * | From (including) 3.6.0 | 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-client | * | 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_3.16 | samba | * | Up to (excluding) 4.12.9-r0 | |||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.17 | samba | * | Up to (excluding) 4.12.9-r0 | |||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.18 | 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-vfs-glusterfs-debuginfo | * | Up to (excluding) 4.13.3-3.el8 | |||||
| 运行在以下环境 | |||||||||
| 系统 | debian_10 | samba | * | Up to (including) 4.9.5+dfsg-5+deb10u3 | |||||
| 运行在以下环境 | |||||||||
| 系统 | debian_11 | samba | * | Up to (excluding) 2:4.13.2+dfsg-2 | |||||
| 运行在以下环境 | |||||||||
| 系统 | debian_12 | samba | * | Up to (excluding) 2:4.13.2+dfsg-2 | |||||
| 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) 2:4.13.2+dfsg-2 | |||||
| 运行在以下环境 | |||||||||
| 系统 | fedora_32 | samba-test-libs-debuginfo | * | Up to (excluding) 4.12.9-0.fc32 | |||||
| 运行在以下环境 | |||||||||
| 系统 | fedora_33 | samba-winbind | * | Up to (excluding) 4.13.1-0.fc33 | |||||
| 运行在以下环境 | |||||||||
| 系统 | fedora_34 | samba-winbind | * | Up to (excluding) 4.13.1-0.fc34 | |||||
| 运行在以下环境 | |||||||||
| 系统 | kylinos_aarch64_V10 | ctdb | * | Up to (excluding) 4.10.16-9.el7_9 | |||||
| 运行在以下环境 | |||||||||
| 系统 | kylinos_aarch64_V10SP2 | ctdb | * | Up to (excluding) 4.11.12-8.p01.ky10 | |||||
| 运行在以下环境 | |||||||||
| 系统 | kylinos_x86_64_V10 | ctdb | * | Up to (excluding) 4.10.16-9.el7_9 | |||||
| 运行在以下环境 | |||||||||
| 系统 | kylinos_x86_64_V10SP2 | ctdb | * | Up to (excluding) 4.11.12-8.p01.ky10 | |||||
| 运行在以下环境 | |||||||||
| 系统 | opensuse_Leap_15.1 | libndr-krb5pac0 | * | Up to (excluding) 4.9.5 | |||||
| 运行在以下环境 | |||||||||
| 系统 | opensuse_Leap_15.2 | libndr-krb5pac0 | * | Up to (excluding) 4.11.14 | |||||
| 运行在以下环境 | |||||||||
| 系统 | oracle_7 | oraclelinux-release | * | Up to (excluding) 4.10.16-9.el7_9 | |||||
| 运行在以下环境 | |||||||||
| 系统 | oracle_8 | oraclelinux-release | * | Up to (excluding) 4.13.3-3.el8 | |||||
| 运行在以下环境 | |||||||||
| 系统 | redhat_7 | ctdb | * | Up to (excluding) 4.10.16-9.el7_9 | |||||
| 运行在以下环境 | |||||||||
| 系统 | redhat_8 | samba-vfs-glusterfs-debuginfo | * | Up to (excluding) 4.13.3-3.el8 | |||||
| 运行在以下环境 | |||||||||
| 系统 | suse_12_SP5 | libsamba-hostconfig0-32bit | * | Up to (excluding) 4.10.18 | |||||
| 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_16.04.7_lts | 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_18.04.5_lts | 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 | |||||
- 攻击路径 远程
- 攻击复杂度 容易
- 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 数据泄露
- 数据完整性 传输被破坏
- 服务器危害 无影响
- 全网数量 N/A
| CWE-ID | 漏洞类型 |
| CWE-266 | 特权授予不正确 |
| CWE-269 | 特权管理不恰当 |
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