CVE编号
CVE-2020-27824利用情况
暂无补丁情况
官方补丁披露时间
2021-05-13漏洞描述
A flaw was found in OpenJPEG’s encoder in the opj_dwt_calc_explicit_stepsizes() function. This flaw allows an attacker who can supply crafted input to decomposition levels to cause a buffer overflow. The highest threat from this vulnerability is to 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。
参考链接 |
|
|---|---|
| https://bugzilla.redhat.com/show_bug.cgi?id=1905723 | |
| https://lists.debian.org/debian-lts-announce/2021/02/msg00011.html | |
| https://lists.fedoraproject.org/archives/list/[email protected]... | |
| https://lists.fedoraproject.org/archives/list/[email protected]... | |
| https://www.debian.org/security/2021/dsa-4882 | |
| https://www.oracle.com/security-alerts/cpuoct2021.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 | uclouvain | openjpeg | * |
Up to (excluding) 2.4.0 |
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| 运行在以下环境 | |||||||||
| 系统 | alpine_3.10 | openjpeg | * |
Up to (excluding) 2.3.1-r5 |
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| 运行在以下环境 | |||||||||
| 系统 | alpine_3.11 | openjpeg | * |
Up to (excluding) 2.3.1-r5 |
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| 运行在以下环境 | |||||||||
| 系统 | alpine_3.12 | openjpeg | * |
Up to (excluding) 2.3.1-r6 |
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| 运行在以下环境 | |||||||||
| 系统 | alpine_3.13 | openjpeg | * |
Up to (excluding) 2.3.1-r6 |
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| 运行在以下环境 | |||||||||
| 系统 | alpine_3.14 | openjpeg | * |
Up to (excluding) 2.3.1-r6 |
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| 运行在以下环境 | |||||||||
| 系统 | alpine_3.15 | openjpeg | * |
Up to (excluding) 2.3.1-r6 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_edge | openjpeg | * |
Up to (excluding) 2.3.1-r6 |
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| 运行在以下环境 | |||||||||
| 系统 | amazon_2 | openjpeg | * |
Up to (excluding) 2.4.0-4.amzn2 |
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| 运行在以下环境 | |||||||||
| 系统 | centos_8 | openjpeg | * |
Up to (excluding) 2.4.0-4.el8 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | debian_10 | openjpeg | * |
Up to (excluding) 2.3.0-2+deb10u2 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | debian_11 | openjpeg | * |
Up to (excluding) 2.3.1-1 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | debian_9 | openjpeg | * |
Up to (excluding) 2.1.2-1.1+deb9u6 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | debian_sid | openjpeg | * |
Up to (excluding) 2.3.1-1 |
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| 运行在以下环境 | |||||||||
| 系统 | fedora_32 | openjpeg | * |
Up to (excluding) 2.3.1-10.fc32 |
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| 运行在以下环境 | |||||||||
| 系统 | fedora_33 | openjpeg | * |
Up to (excluding) 2.3.1-10.fc33 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | fedora_EPEL_7 | openjpeg | * |
Up to (excluding) 2.3.1-11.el7 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | oracle_8 | openjpeg | * |
Up to (excluding) 2.4.0-4.el8 |
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| 运行在以下环境 | |||||||||
| 系统 | redhat_8 | openjpeg | * |
Up to (excluding) 2.4.0-4.el8 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | ubuntu_16.04 | openjpeg | * |
Up to (excluding) 2.1.2-1.1+deb9u6build0.16.04.1 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | ubuntu_16.04.7_lts | ghostscript | * |
Up to (excluding) 9.26~dfsg+0-0ubuntu0.16.04.14 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | ubuntu_18.04 | openjpeg | * |
Up to (excluding) 9.26~dfsg+0-0ubuntu0.18.04.14 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | ubuntu_18.04.5_lts | ghostscript | * |
Up to (excluding) 9.26~dfsg+0-0ubuntu0.18.04.14 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | ubuntu_20.04 | openjpeg | * |
Up to (excluding) 2.3.1-1ubuntu4.20.04.1 |
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| 运行在以下环境 | |||||||||
| 系统 | ubuntu_21.04 | openjpeg | * |
Up to (excluding) 2.3.1-1ubuntu5 |
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| 运行在以下环境 | |||||||||
| 系统 | unionos_20 | openjpeg | * |
Up to (excluding) 2.3.0.4-1+eagle |
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- 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 全局影响
- 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 传输被破坏
- 服务器危害 DoS
- 全网数量 N/A
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