低危 Samba输入验证不当漏洞
CVE编号
CVE-2020-14303利用情况
暂无补丁情况
官方补丁披露时间
2020-07-07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。<br /> Samba 4.10.17之前版本、4.11.11之前版本和4.12.4之前版本中的AD DC NBT服务器存在输入验证不当漏洞。攻击者可借助空的UDP数据包利用该漏洞造成Samba崩溃。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-2020-14303.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) 4.10.0 | Up to (excluding) 4.10.17 | ||||
| 运行在以下环境 | |||||||||
| 应用 | samba | samba | * | From (including) 4.11.0 | Up to (excluding) 4.11.11 | ||||
| 运行在以下环境 | |||||||||
| 应用 | samba | samba | * | From (including) 4.12.0 | Up to (excluding) 4.12.4 | ||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.10 | samba | * | Up to (excluding) 4.10.17-r0 | |||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.11 | samba | * | Up to (excluding) 4.11.14-r0 | |||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.12 | samba | * | Up to (excluding) 4.12.5-r0 | |||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.13 | samba | * | Up to (excluding) 4.12.5-r0 | |||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.14 | samba | * | Up to (excluding) 4.12.5-r0 | |||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.15 | samba | * | Up to (excluding) 4.12.5-r0 | |||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.16 | samba | * | Up to (excluding) 4.12.5-r0 | |||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.17 | samba | * | Up to (excluding) 4.12.5-r0 | |||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.18 | samba | * | Up to (excluding) 4.12.5-r0 | |||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_edge | samba | * | Up to (excluding) 4.12.5-r0 | |||||
| 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) 2:4.12.5+dfsg-1 | |||||
| 运行在以下环境 | |||||||||
| 系统 | debian_12 | samba | * | Up to (excluding) 2:4.12.5+dfsg-1 | |||||
| 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) 2:4.12.5+dfsg-1 | |||||
| 运行在以下环境 | |||||||||
| 系统 | fedora_31 | python3-ldb-debuginfo | * | Up to (excluding) 2.0.12-1.fc31 | |||||
| 运行在以下环境 | |||||||||
| 系统 | fedora_32 | python3-ldb-debuginfo | * | Up to (excluding) 2.1.4-1.fc32 | |||||
| 运行在以下环境 | |||||||||
| 系统 | kylinos_aarch64_V10SP1 | samba | * | Up to (excluding) 4.11.6-8.p01.ky10 | |||||
| 运行在以下环境 | |||||||||
| 系统 | kylinos_x86_64_V10SP1 | samba | * | Up to (excluding) 4.11.6-8.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) 4.11.11 | |||||
| 运行在以下环境 | |||||||||
| 系统 | suse_12_SP5 | libsamba-hostconfig0-32bit | * | Up to (excluding) 4.10.17 | |||||
| 运行在以下环境 | |||||||||
| 系统 | ubuntu_16.04 | samba | * | Up to (excluding) 2:4.3.11+dfsg-0ubuntu0.16.04.29 | |||||
| 运行在以下环境 | |||||||||
| 系统 | ubuntu_16.04.7_lts | samba | * | Up to (excluding) 2:4.3.11+dfsg-0ubuntu0.16.04.29 | |||||
| 运行在以下环境 | |||||||||
| 系统 | ubuntu_18.04 | samba | * | Up to (excluding) 2:4.7.6+dfsg~ubuntu-0ubuntu2.18 | |||||
| 运行在以下环境 | |||||||||
| 系统 | ubuntu_18.04.5_lts | samba | * | Up to (excluding) 2:4.7.6+dfsg~ubuntu-0ubuntu2.18 | |||||
| 运行在以下环境 | |||||||||
| 系统 | ubuntu_20.04 | samba | * | Up to (excluding) 2:4.11.6+dfsg-0ubuntu1.4 | |||||
- 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
| CWE-ID | 漏洞类型 |
| CWE-20 | 输入验证不恰当 |
| CWE-834 | 过度迭代 |
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