低危 python-cryptography_project python-cryptography 隐蔽时间通道
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... | |
| https://www.oracle.com/security-alerts/cpuapr2022.html | |
| https://www.oracle.com/security-alerts/cpujul2022.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-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 | |||||
| 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_3.16 | py3-cryptography | * | Up to (excluding) 3.2.1-r0 | |||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.17 | py3-cryptography | * | Up to (excluding) 3.2.1-r0 | |||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.18 | 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 | python3-cryptography-debuginfo | * | Up to (excluding) 3.2.1-4.el8 | |||||
| 运行在以下环境 | |||||||||
| 系统 | debian_10 | python-cryptography | * | Up to (including) 2.6.1-3+deb10u2 | |||||
| 运行在以下环境 | |||||||||
| 系统 | debian_11 | python-cryptography | * | Up to (excluding) 3.2.1-1 | |||||
| 运行在以下环境 | |||||||||
| 系统 | debian_12 | python-cryptography | * | Up to (excluding) 3.2.1-1 | |||||
| 运行在以下环境 | |||||||||
| 系统 | debian_9 | python-cryptography | * | Up to (including) 1.7.1-3+deb9u2 | |||||
| 运行在以下环境 | |||||||||
| 系统 | debian_sid | python-cryptography | * | Up to (excluding) 3.2.1-1 | |||||
| 运行在以下环境 | |||||||||
| 系统 | opensuse_Leap_15.2 | python3-cryptography | * | Up to (excluding) 2.8-lp152.2.3.1 | |||||
| 运行在以下环境 | |||||||||
| 系统 | opensuse_Leap_15.4 | python3-knack | * | Up to (excluding) 15.1.0-150000.3.4.1 | |||||
| 运行在以下环境 | |||||||||
| 系统 | oracle_8 | oraclelinux-release | * | Up to (excluding) 3.2.1-4.el8 | |||||
| 运行在以下环境 | |||||||||
| 系统 | redhat_8 | python3-cryptography-debuginfo | * | Up to (excluding) 3.2.1-4.el8 | |||||
| 运行在以下环境 | |||||||||
| 系统 | suse_12_SP5 | python3-cryptography | * | Up to (excluding) 2.1.4-7.31.1 | |||||
| 运行在以下环境 | |||||||||
| 系统 | ubuntu_16.04 | python-cryptography | * | Up to (excluding) 1.2.3-1ubuntu0.3 | |||||
| 运行在以下环境 | |||||||||
| 系统 | ubuntu_16.04.7_lts | python-cryptography | * | Up to (excluding) 1.2.3-1ubuntu0.3 | |||||
| 运行在以下环境 | |||||||||
| 系统 | ubuntu_18.04 | python-cryptography | * | Up to (excluding) 2.1.4-1ubuntu1.4 | |||||
| 运行在以下环境 | |||||||||
| 系统 | ubuntu_18.04.5_lts | python-cryptography | * | Up to (excluding) 2.1.4-1ubuntu1.4 | |||||
| 运行在以下环境 | |||||||||
| 系统 | ubuntu_20.04 | python-cryptography | * | Up to (excluding) 2.8-3ubuntu0.1 | |||||
- 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
| CWE-ID | 漏洞类型 |
| CWE-385 | 隐蔽时间通道 |
| NVD-CWE-Other |
Exp相关链接
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