漏洞信息
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Vulnerability Title
4ga Boards: User Enumeration via Timing Side-Channel in Authentication Endpoint
Vulnerability Description
4ga Boards is a boards system for realtime project management. Prior to 3.3.5, 4ga Boards is vulnerable to user enumeration via a timing side-channel in the login endpoint (POST /api/access-tokens). When an invalid username/email is provided, the server responds immediately (~17ms average). When a valid username/email is provided with an incorrect password, the server first performs a bcrypt.compareSync() operation (~74ms average) before responding. This ~4.4× timing difference is trivially detectable even over a network — a single request suffices. This vulnerability is fixed in 3.3.5.
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Vulnerability Type
通过时间差异性导致的信息暴露
Vulnerability Title
4ga Boards 安全漏洞
Vulnerability Description
4ga Boards是RAR个人开发者的一款实时项目管理看板系统。 4ga Boards 3.3.5之前版本存在安全漏洞,该漏洞源于登录端点存在时序侧信道,可能导致用户枚举。
CVSS Information
N/A
Vulnerability Type
N/A