中危 xorg-x11-server 本地提权漏洞
CVE编号
CVE-2021-3472利用情况
暂无补丁情况
官方补丁披露时间
2021-04-26漏洞描述
A flaw was found in xorg-x11-server in versions before 1.20.11. An integer underflow can occur in xserver which can lead to a local privilege escalation. The highest threat from this vulnerability is to data confidentiality and integrity as well as system availability.解决建议
建议您更新当前系统或软件至最新版，完成漏洞的修复。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 | x.org | x_server | * | Up to (excluding) 1.20.11 | |||||
| 运行在以下环境 | |||||||||
| 系统 | alibaba_cloud_linux_2.1903 | xorg-x11-server-common | * | Up to (excluding) 1.20.4-16.1.al7 | |||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.10 | xorg-server | * | Up to (excluding) 1.20.5-r3 | |||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.11 | xorg-server | * | Up to (excluding) 1.20.6-r3 | |||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.12 | xorg-server | * | Up to (excluding) 1.20.10-r1 | |||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.13 | xorg-server | * | Up to (excluding) 1.20.10-r1 | |||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.14 | xorg-server | * | Up to (excluding) 1.20.10-r5 | |||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.15 | xorg-server | * | Up to (excluding) 1.20.10-r5 | |||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.16 | xorg-server | * | Up to (excluding) 1.20.10-r5 | |||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.17 | xorg-server | * | Up to (excluding) 1.20.10-r5 | |||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.18 | xorg-server | * | Up to (excluding) 1.20.10-r5 | |||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_edge | xorg-server | * | Up to (excluding) 1.20.10-r5 | |||||
| 运行在以下环境 | |||||||||
| 系统 | amazon_2 | xorg-x11-server | * | Up to (excluding) 1.20.4-15.amzn2.0.2 | |||||
| 运行在以下环境 | |||||||||
| 系统 | amazon_AMI | xorg-x11-server | * | Up to (excluding) 1.17.4-18.44.amzn1 | |||||
| 运行在以下环境 | |||||||||
| 系统 | centos_7 | xorg-x11-server | * | Up to (excluding) 1.20.4-16.el7_9 | |||||
| 运行在以下环境 | |||||||||
| 系统 | debian_10 | xorg-server | * | Up to (excluding) 2:1.20.4-1+deb10u3 | |||||
| 运行在以下环境 | |||||||||
| 系统 | debian_11 | xorg-server | * | Up to (excluding) 2:1.20.11-1 | |||||
| 运行在以下环境 | |||||||||
| 系统 | debian_12 | xorg-server | * | Up to (excluding) 2:1.20.11-1 | |||||
| 运行在以下环境 | |||||||||
| 系统 | debian_9 | xorg-server | * | Up to (excluding) 2:1.19.2-1+deb9u8 | |||||
| 运行在以下环境 | |||||||||
| 系统 | debian_sid | xorg-server | * | Up to (excluding) 2:1.20.11-1 | |||||
| 运行在以下环境 | |||||||||
| 系统 | fedora_32 | xorg-x11-server-Xephyr-debuginfo | * | Up to (excluding) 1.20.11-1.fc32 | |||||
| 运行在以下环境 | |||||||||
| 系统 | fedora_33 | xorg-x11-server-Xephyr-debuginfo | * | Up to (excluding) 1.20.11-1.fc33 | |||||
| 运行在以下环境 | |||||||||
| 系统 | fedora_34 | xorg-x11-server-Xwayland-devel | * | Up to (excluding) 1.20.11-1.fc34 | |||||
| 运行在以下环境 | |||||||||
| 系统 | opensuse_Leap_15.2 | xorg-x11-server | * | Up to (excluding) 1.20.3-lp152.8.21.1 | |||||
| 运行在以下环境 | |||||||||
| 系统 | oracle_7 | oraclelinux-release | * | Up to (excluding) 1.20.4-16.el7_9 | |||||
| 运行在以下环境 | |||||||||
| 系统 | redhat_7 | xorg-x11-server-Xdmx | * | Up to (excluding) 1.20.4-16.el7_9 | |||||
| 运行在以下环境 | |||||||||
| 系统 | suse_12_SP5 | xorg-x11-server-extra | * | Up to (excluding) 1.19.6-10.23.1 | |||||
| 运行在以下环境 | |||||||||
| 系统 | ubuntu_16.04 | xorg-server-hwe-16.04 | * | Up to (excluding) 2:1.18.4-0ubuntu0.12 | |||||
| 运行在以下环境 | |||||||||
| 系统 | ubuntu_16.04.7_lts | xorg-server | * | Up to (excluding) 2:1.18.4-0ubuntu0.12 | |||||
| 运行在以下环境 | |||||||||
| 系统 | ubuntu_18.04 | xorg-server-hwe-18.04 | * | Up to (excluding) 2:1.20.8-2ubuntu2.2~18.04.5 | |||||
| 运行在以下环境 | |||||||||
| 系统 | ubuntu_18.04.5_lts | xorg-server | * | Up to (excluding) 2:1.19.6-1ubuntu4.9 | |||||
| 运行在以下环境 | |||||||||
| 系统 | ubuntu_20.04 | xorg-server | * | Up to (excluding) 2:1.20.9-2ubuntu1.2~20.04.2 | |||||
| 运行在以下环境 | |||||||||
| 系统 | ubuntu_21.04 | xwayland | * | Up to (excluding) 2:1.20.11-1ubuntu1 | |||||
| 运行在以下环境 | |||||||||
| 系统 | ubuntu_21.10 | xwayland | * | Up to (excluding) 2:1.20.11-1ubuntu1 | |||||
| 运行在以下环境 | |||||||||
| 系统 | ubuntu_22.04 | xwayland | * | Up to (excluding) 2:1.20.11-1ubuntu1 | |||||
| 运行在以下环境 | |||||||||
| 系统 | unionos_a | xorg-x11-server | * | Up to (excluding) xorg-x11-server-1.20.6-5.uelc20.5 | |||||
- 攻击路径 本地
- 攻击复杂度 复杂
- 权限要求 无需权限
- 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 服务器失陷
- 全网数量 N/A
| CWE-ID | 漏洞类型 |
| CWE-191 | 整数下溢（超界折返） |
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