CVE编号
CVE-2020-8955利用情况
暂无补丁情况
官方补丁披露时间
2020-02-13漏洞描述
WeeChat 2.7及之前版本中的plugins/irc/irc-mode.c文件的irc_mode_channel_update存在缓冲区错误漏洞。远程攻击者可利用该漏洞造成拒绝服务（应用程序崩溃）。解决建议
目前厂商已发布升级补丁以修复漏洞，补丁获取链接：https://weechat.org/doc/security/
参考链接 |
|
|---|---|
| http://lists.opensuse.org/opensuse-security-announce/2020-02/msg00032.html | |
| https://github.com/weechat/weechat/commit/6f4f147d8e86adf9ad34a8ffd7e7f1f23a7e74da | |
| https://lists.debian.org/debian-lts-announce/2020/03/msg00031.html | |
| https://lists.debian.org/debian-lts-announce/2021/09/msg00018.html | |
| https://lists.fedoraproject.org/archives/list/[email protected]... | |
| https://lists.fedoraproject.org/archives/list/[email protected]... | |
| https://lists.fedoraproject.org/archives/list/[email protected]... | |
| https://security.gentoo.org/glsa/202003-51 | |
| https://weechat.org/doc/security/ |
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 | weechat | weechat | * |
From (including) 0.3.8 |
Up to (including) 2.7 |
||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.11 | weechat | * |
Up to (excluding) 2.7.1-r0 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.12 | weechat | * |
Up to (excluding) 2.7.1-r0 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.13 | weechat | * |
Up to (excluding) 2.7.1-r0 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.14 | weechat | * |
Up to (excluding) 2.7.1-r0 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.15 | weechat | * |
Up to (excluding) 2.7.1-r0 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_edge | weechat | * |
Up to (excluding) 2.7.1-r0 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | debian_10 | weechat | * |
Up to (excluding) 2.3-1+deb10u1 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | debian_8 | weechat | * |
Up to (excluding) 1.0.1-1+deb8u3 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | debian_9 | weechat | * |
Up to (excluding) 1.6-1+deb9u3 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | fedora_30 | weechat | * |
Up to (excluding) 2.7.1-1.fc30 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | fedora_31 | weechat | * |
Up to (excluding) 2.7.1-1.fc31 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | fedora_32 | weechat | * |
Up to (excluding) 2.7.1-1.fc32 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | fedora_EPEL_7 | weechat | * |
Up to (excluding) 2.7.1-1.el7 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | opensuse_Leap_15.1 | weechat | * |
Up to (excluding) 2.1-lp151.3.3.1 |
|||||
- 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 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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