CVE编号
CVE-2020-1983利用情况
暂无补丁情况
官方补丁披露时间
2020-04-23漏洞描述
libslirp 4.2.0和之前的版本的ip_input.c中的ip_reass()中的use after free漏洞允许精心制作的包导致拒绝服务。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://gitlab.freedesktop.org/slirp/libslirp/-/commit/9ac0371bb8c0a40f5d9f82a1c25129660e81df04
参考链接 |
|
|---|---|
| http://lists.opensuse.org/opensuse-security-announce/2020-05/msg00022.html | |
| http://lists.opensuse.org/opensuse-security-announce/2020-06/msg00001.html | |
| https://gitlab.freedesktop.org/slirp/libslirp/-/commit/9ac0371bb8c0a40f5d9f82... | |
| https://gitlab.freedesktop.org/slirp/libslirp/-/issues/20 | |
| https://lists.debian.org/debian-lts-announce/2020/06/msg00032.html | |
| https://lists.debian.org/debian-lts-announce/2020/07/msg00020.html | |
| https://lists.fedoraproject.org/archives/list/[email protected]... | |
| https://lists.fedoraproject.org/archives/list/[email protected]... | |
| https://usn.ubuntu.com/4372-1/ | |
| https://www.debian.org/security/2020/dsa-4665 |
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 | libslirp_project | libslirp | * |
Up to (including) 4.2.0 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | alibaba_cloud_linux_2.1903 | qemu | * |
Up to (excluding) 1.5.3-175.1.al7.1 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.13 | qemu | * |
Up to (excluding) 4.3.0-r0 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.14 | qemu | * |
Up to (excluding) 4.3.0-r0 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.15 | qemu | * |
Up to (excluding) 4.3.0-r0 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_edge | qemu | * |
Up to (excluding) 4.3.0-r0 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | amazon_2 | qemu | * |
Up to (excluding) 3.1.0-8.amzn2.0.4 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | amazon_AMI | qemu | * |
Up to (excluding) 1.5.3-156.24.amzn1 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | centos_8 | qemu | * |
Up to (excluding) 1.9.3-2.module+el8.2.1+6867+366c07d6 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | debian_10 | qemu | * |
Up to (excluding) 1:3.1+dfsg-8+deb10u5 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | debian_8 | qemu | * |
Up to (excluding) 1:2.1+dfsg-12+deb8u7 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | debian_9 | qemu | * |
Up to (excluding) 1:2.8+dfsg-6+deb9u10 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | fedora_31 | qemu | * |
Up to (excluding) 4.1.0-2.fc31 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | fedora_32 | qemu | * |
Up to (excluding) 4.2.0-2.fc32 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | opensuse_Leap_15.1 | qemu | * |
Up to (excluding) 0.4.5-lp151.2.9.1 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | oracle_7 | qemu | * |
Up to (excluding) 1.5.3-175.el7_9.1 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | oracle_8 | qemu | * |
Up to (excluding) 4.3.0-3.module+el8.2.1+7658+86e51d52 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | redhat_8 | qemu | * |
Up to (excluding) 1.9.3-2.module+el8.2.1+6867+366c07d6 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | suse_12_SP4 | qemu | * |
Up to (excluding) 1.0.0 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | suse_12_SP5 | qemu | * |
Up to (excluding) 1.0.0 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | ubuntu_16.04 | qemu | * |
Up to (excluding) 1:2.5+dfsg-5ubuntu10.44 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | ubuntu_18.04 | qemu | * |
Up to (excluding) 1:2.11+dfsg-1ubuntu7.26 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | ubuntu_20.04 | qemu | * |
Up to (excluding) 4.1.0-2ubuntu2 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | ubuntu_21.04 | qemu | * |
Up to (excluding) 4.1.0-2ubuntu2 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | unionos_20 | qemu | * |
Up to (excluding) 1:3.1+dfsg.1-1+dde |
|||||
- 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 越权影响
- 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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