Vulnerability Information
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Vulnerability Title
Discourse vulnerable to ReDoS in user agent parsing
Vulnerability Description
Discourse is an open-source discussion platform. Prior to version 3.0.1 on the `stable` branch and version 3.1.0.beta2 on the `beta` and `tests-passed` branches, a malicious user can cause a regular expression denial of service using a carefully crafted user agent. This issue is patched in version 3.0.1 on the `stable` branch and version 3.1.0.beta2 on the `beta` and `tests-passed` branches. There are no known workarounds.
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H
Vulnerability Type
CWE-1333
Vulnerability Title
Discourse 安全漏洞
Vulnerability Description
Discourse是一套开源的社区讨论平台。该平台包括社区、电子邮件和聊天室等功能。 Discourse 3.0.1之前版本（稳定版）、3.1.0.beta2之前版本（测试版和测试通过版）存在安全漏洞。攻击者利用该漏洞使用特制的代理导致正则表达式拒绝服务。
CVSS Information
N/A
Vulnerability Type
N/A