低危 irssi up to 1.0.5 Channel Topic NULL Pointer Dereference 拒绝服务漏洞
CVE编号
CVE-2018-5206利用情况
暂无补丁情况
官方补丁披露时间
2018-01-07漏洞描述
如果在未指定发送方的情况下设置了channel topic，则1.0.6之前的Irssi可能会取消引用NULL指针。解决建议
目前厂商已发布漏洞修复程序，请及时关注更新：https://irssi.org/security/irssi_sa_2018_01.txt
参考链接 |
|
|---|---|
| https://irssi.org/security/irssi_sa_2018_01.txt | |
| https://www.debian.org/security/2018/dsa-4162 |
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 | irssi | irssi | * | Up to (excluding) 1.0.6 | |||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.10 | irssi | * | Up to (excluding) 1.0.6-r0 | |||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.11 | irssi | * | Up to (excluding) 1.0.6-r0 | |||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.12 | irssi | * | Up to (excluding) 1.0.6-r0 | |||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.13 | irssi | * | Up to (excluding) 1.0.6-r0 | |||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.14 | irssi | * | Up to (excluding) 1.0.6-r0 | |||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.15 | irssi | * | Up to (excluding) 1.0.6-r0 | |||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.16 | irssi | * | Up to (excluding) 1.0.6-r0 | |||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.17 | irssi | * | Up to (excluding) 1.0.6-r0 | |||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.18 | irssi | * | Up to (excluding) 1.0.6-r0 | |||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.6 | irssi | * | Up to (excluding) 1.0.6-r0 | |||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.7 | irssi | * | Up to (excluding) 1.0.6-r0 | |||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.8 | irssi | * | Up to (excluding) 1.0.6-r0 | |||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.9 | irssi | * | Up to (excluding) 1.0.6-r0 | |||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_edge | irssi | * | Up to (excluding) 1.0.6-r0 | |||||
| 运行在以下环境 | |||||||||
| 系统 | debian_10 | irssi | * | Up to (excluding) 1.0.7-1 | |||||
| 运行在以下环境 | |||||||||
| 系统 | debian_11 | irssi | * | Up to (excluding) 1.0.7-1 | |||||
| 运行在以下环境 | |||||||||
| 系统 | debian_12 | irssi | * | Up to (excluding) 1.0.7-1 | |||||
| 运行在以下环境 | |||||||||
| 系统 | debian_sid | irssi | * | Up to (excluding) 1.0.7-1 | |||||
| 运行在以下环境 | |||||||||
| 系统 | fedora_26 | irssi | * | Up to (excluding) 1.0.6-1.fc26 | |||||
| 运行在以下环境 | |||||||||
| 系统 | fedora_27 | irssi | * | Up to (excluding) 1.0.6-1.fc27 | |||||
| 运行在以下环境 | |||||||||
| 系统 | opensuse_Leap_42.2 | irssi | * | Up to (excluding) 1.0.6-36.1 | |||||
| 运行在以下环境 | |||||||||
| 系统 | opensuse_Leap_42.3 | irssi | * | Up to (excluding) 1.0.6-36.1 | |||||
| 运行在以下环境 | |||||||||
| 系统 | ubuntu_14.04.6_lts | irssi | * | Up to (excluding) 0.8.15-5ubuntu3.4 | |||||
| 运行在以下环境 | |||||||||
| 系统 | ubuntu_16.04 | irssi | * | Up to (excluding) 0.8.19-1ubuntu1.6 | |||||
| 运行在以下环境 | |||||||||
| 系统 | ubuntu_16.04.7_lts | irssi | * | Up to (excluding) 0.8.19-1ubuntu1.6 | |||||
- 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 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-476 | 空指针解引用 |
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