中危 teluu pjsip 未加控制的资源消耗（资源穷尽）
CVE编号
CVE-2021-21375利用情况
POC 已公开补丁情况
官方补丁披露时间
2021-03-11漏洞描述
PJSIP is a free and open source multimedia communication library written in C language implementing standard based protocols such as SIP, SDP, RTP, STUN, TURN, and ICE. In PJSIP version 2.10 and earlier, after an initial INVITE has been sent, when two 183 responses are received, with the first one causing negotiation failure, a crash will occur. This results in a denial of service.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 | teluu | pjsip | * | Up to (including) 2.1.0 | |||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.14 | pjproject | * | Up to (excluding) 2.11-r0 | |||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.15 | pjproject | * | Up to (excluding) 2.11-r0 | |||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.16 | pjproject | * | Up to (excluding) 2.11-r0 | |||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.17 | pjproject | * | Up to (excluding) 2.11-r0 | |||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.18 | pjproject | * | Up to (excluding) 2.11-r0 | |||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_edge | pjproject | * | Up to (excluding) 2.11-r0 | |||||
| 运行在以下环境 | |||||||||
| 系统 | debian_10 | ring | * | Up to (excluding) 20190215.1.f152c98~ds1-1+deb10u1 | |||||
| 运行在以下环境 | |||||||||
| 系统 | debian_11 | ring | * | Up to (excluding) 20210112.2.b757bac~ds1-1 | |||||
| 运行在以下环境 | |||||||||
| 系统 | debian_12 | ring | * | Up to (excluding) 20210112.2.b757bac~ds1-1 | |||||
| 运行在以下环境 | |||||||||
| 系统 | debian_9 | pjproject | * | Up to (excluding) 2.5.5~dfsg-6+deb9u2 | |||||
| 运行在以下环境 | |||||||||
| 系统 | debian_sid | ring | * | Up to (excluding) 20210112.2.b757bac~ds1-1 | |||||
- 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 POC 已公开
- 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-400 | 未加控制的资源消耗（资源穷尽） |
| CWE-754 | 对因果或异常条件的不恰当检查 |
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