低危 linuxptp_project linuxptp 内存缓冲区边界内操作的限制不恰当
CVE编号
CVE-2021-3571利用情况
暂无补丁情况
官方补丁披露时间
2021-07-09漏洞描述
A flaw was found in the ptp4l program of the linuxptp package. When ptp4l is operating on a little-endian architecture as a PTP transparent clock, a remote attacker could send a crafted one-step sync message to cause an information leak or crash. The highest threat from this vulnerability is to data confidentiality and system availability. This flaw affects linuxptp versions before 3.1.1 and before 2.0.1.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 | linuxptp_project | linuxptp | * | Up to (excluding) 2.0.1 | |||||
| 运行在以下环境 | |||||||||
| 应用 | linuxptp_project | linuxptp | * | From (including) 3.0 | Up to (excluding) 3.1.1 | ||||
| 运行在以下环境 | |||||||||
| 系统 | amazon_2 | linuxptp | * | Up to (excluding) 2.0-2.amzn2.1.2 | |||||
| 运行在以下环境 | |||||||||
| 系统 | centos_8 | linuxptp-debuginfo | * | Up to (excluding) 3.1.1-1.el8 | |||||
| 运行在以下环境 | |||||||||
| 系统 | debian_10 | linuxptp | * | Up to (excluding) 1.9.2-1+deb10u1 | |||||
| 运行在以下环境 | |||||||||
| 系统 | debian_11 | linuxptp | * | Up to (excluding) 3.1-2.1 | |||||
| 运行在以下环境 | |||||||||
| 系统 | debian_12 | linuxptp | * | Up to (excluding) 3.1-2.1 | |||||
| 运行在以下环境 | |||||||||
| 系统 | debian_sid | linuxptp | * | Up to (excluding) 3.1-2.1 | |||||
| 运行在以下环境 | |||||||||
| 系统 | fedora_33 | linuxptp | * | Up to (excluding) 3.1.1-1.fc33 | |||||
| 运行在以下环境 | |||||||||
| 系统 | fedora_34 | linuxptp | * | Up to (excluding) 3.1.1-1.fc34 | |||||
| 运行在以下环境 | |||||||||
| 系统 | oracle_8 | oraclelinux-release | * | Up to (excluding) 3.1.1-1.el8 | |||||
| 运行在以下环境 | |||||||||
| 系统 | redhat_8 | linuxptp-debuginfo | * | Up to (excluding) 3.1.1-1.el8 | |||||
- 攻击路径 远程
- 攻击复杂度 容易
- 权限要求 普通权限
- 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 N/A
| CWE-ID | 漏洞类型 |
| CWE-119 | 内存缓冲区边界内操作的限制不恰当 |
| CWE-125 | 跨界内存读 |
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