低危 python pillow 未加控制的资源消耗（资源穷尽）
CVE编号
CVE-2021-27921利用情况
暂无补丁情况
官方补丁披露时间
2021-03-03漏洞描述
Python Imaging Library (PIL)是Python编程语言的免费库，支持打开、操作和保存多种图像文件格式。Pillow是一个PIL分支。 Pillow 8.1.1之前版本存在拒绝服务漏洞。该漏洞源于未针对BLP容器正确检查所包含图像的报告大小。攻击者可通过尝试分配非常大的内存利用该漏洞导致拒绝服务。解决建议
厂商已发布了漏洞修复程序，请及时关注更新：https://pillow.readthedocs.io/en/stable/releasenotes/8.1.1.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 | python | pillow | * | Up to (excluding) 8.1.1 | |||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.14 | py3-pillow | * | Up to (excluding) 8.1.2-r0 | |||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.15 | py3-pillow | * | Up to (excluding) 8.1.2-r0 | |||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.16 | py3-pillow | * | Up to (excluding) 8.1.2-r0 | |||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.17 | py3-pillow | * | Up to (excluding) 8.1.2-r0 | |||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.18 | py3-pillow | * | Up to (excluding) 8.1.2-r0 | |||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_edge | py3-pillow | * | Up to (excluding) 8.1.2-r0 | |||||
| 运行在以下环境 | |||||||||
| 系统 | amazon_2023 | python-pillow | * | Up to (excluding) 9.4.0-2.amzn2023.0.1 | |||||
| 运行在以下环境 | |||||||||
| 系统 | anolis_os_8 | python3-pillow-doc | * | Up to (excluding) 5.1.1-18 | |||||
| 运行在以下环境 | |||||||||
| 系统 | centos_8 | python-pillow-debuginfo | * | Up to (excluding) 5.1.1-16.el8 | |||||
| 运行在以下环境 | |||||||||
| 系统 | debian_10 | pillow | * | Up to (excluding) 5.4.1-2+deb10u3 | |||||
| 运行在以下环境 | |||||||||
| 系统 | debian_11 | pillow | * | Up to (excluding) 8.1.2-1 | |||||
| 运行在以下环境 | |||||||||
| 系统 | debian_12 | pillow | * | Up to (excluding) 8.1.2-1 | |||||
| 运行在以下环境 | |||||||||
| 系统 | debian_9 | pillow | * | Up to (including) 4.0.0-4+deb9u2 | |||||
| 运行在以下环境 | |||||||||
| 系统 | debian_sid | pillow | * | Up to (excluding) 8.1.2-1 | |||||
| 运行在以下环境 | |||||||||
| 系统 | fedora_32 | python2-pillow-debuginfo | * | Up to (excluding) 6.2.2-5.fc32 | |||||
| 运行在以下环境 | |||||||||
| 系统 | fedora_33 | mingw32-python3-pillow | * | Up to (excluding) 7.2.0-5.fc33 | |||||
| 运行在以下环境 | |||||||||
| 系统 | fedora_34 | mingw32-python3-pillow | * | Up to (excluding) 8.1.2-1.fc34 | |||||
| 运行在以下环境 | |||||||||
| 系统 | fedora_EPEL_7 | python36-pillow-tk | * | Up to (excluding) 6.2.2-2.el7 | |||||
| 运行在以下环境 | |||||||||
| 系统 | kylinos_aarch64_V10SP1 | python2-pillow | * | Up to (excluding) 5.3.0-14.ky10 | |||||
| 运行在以下环境 | |||||||||
| 系统 | kylinos_aarch64_V10SP2 | python3-pillow | * | Up to (excluding) 8.1.1-7.ky10 | |||||
| 运行在以下环境 | |||||||||
| 系统 | kylinos_x86_64_V10SP1 | python2-pillow | * | Up to (excluding) 5.3.0-14.ky10 | |||||
| 运行在以下环境 | |||||||||
| 系统 | kylinos_x86_64_V10SP2 | python3-pillow | * | Up to (excluding) 8.1.1-7.ky10 | |||||
| 运行在以下环境 | |||||||||
| 系统 | opensuse_Leap_15.2 | python3-CairoSVG | * | Up to (excluding) 2.5.1-lp152.2.3.1 | |||||
| 运行在以下环境 | |||||||||
| 系统 | redhat_8 | python-pillow-debuginfo | * | Up to (excluding) 5.1.1-16.el8 | |||||
| 运行在以下环境 | |||||||||
| 系统 | ubuntu_18.04 | pillow | * | Up to (excluding) 5.1.0-1ubuntu0.5 | |||||
| 运行在以下环境 | |||||||||
| 系统 | ubuntu_18.04.5_lts | pillow | * | Up to (excluding) 5.1.0-1ubuntu0.5 | |||||
| 运行在以下环境 | |||||||||
| 系统 | ubuntu_20.04 | pillow | * | Up to (excluding) 7.0.0-4ubuntu0.3 | |||||
- 攻击路径 远程
- 攻击复杂度 容易
- 权限要求 无需权限
- 影响范围 有限影响
- EXP成熟度 N/A
- 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 DoS
- 全网数量 N/A
| CWE-ID | 漏洞类型 |
| CWE-20 | 输入验证不恰当 |
| CWE-400 | 未加控制的资源消耗（资源穷尽） |
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