CVE编号
CVE-2020-25659利用情况
暂无补丁情况
官方补丁披露时间
2021-01-12漏洞描述
python-cryptography 3.2 is vulnerable to Bleichenbacher timing attacks in the RSA decryption API, via timed processing of valid PKCS#1 v1.5 ciphertext.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://github.com/pyca/cryptography/pull/5507/commits/ce1bef6f1ee06ac497ca0c... |
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-cryptography_project | python-cryptography | 3.2 | - | |||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.13 | py3-cryptography | * |
Up to (excluding) 3.2.1-r0 |
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| 运行在以下环境 | |||||||||
| 系统 | alpine_3.14 | py3-cryptography | * |
Up to (excluding) 3.2.1-r0 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.15 | py3-cryptography | * |
Up to (excluding) 3.2.1-r0 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_edge | py3-cryptography | * |
Up to (excluding) 3.2.1-r0 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | centos_8 | py3-cryptography | * |
Up to (excluding) 3.2.1-4.el8 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | debian_10 | py3-cryptography | * |
Up to (excluding) 2.6.1-3+deb10u2 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | debian_11 | py3-cryptography | * |
Up to (excluding) 3.1-1 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | debian_9 | py3-cryptography | * |
Up to (excluding) 1.7.1-3+deb9u2 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | debian_sid | py3-cryptography | * |
Up to (excluding) 3.1-1 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | opensuse_Leap_15.2 | py3-cryptography | * |
Up to (excluding) 2.8-lp152.2.3.1 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | oracle_8 | py3-cryptography | * |
Up to (excluding) 3.2.1-4.el8 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | redhat_8 | py3-cryptography | * |
Up to (excluding) 3.2.1-4.el8 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | suse_12_SP5 | py3-cryptography | * |
Up to (excluding) 2.1.4-7.31.1 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | ubuntu_16.04 | py3-cryptography | * |
Up to (excluding) 1.2.3-1ubuntu0.3 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | ubuntu_18.04 | py3-cryptography | * |
Up to (excluding) 2.1.4-1ubuntu1.4 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | ubuntu_20.04 | py3-cryptography | * |
Up to (excluding) 2.8-3ubuntu0.1 |
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- 攻击路径 远程
- 攻击复杂度 困难
- 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
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