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CVE-2018-25350— userSpice 4.3.24 Username Enumeration via existingUsernameCheck.php

CVSS 9.8 · Critical EPSS 0.10% · P27

Possible ATT&CK Techniques 1AI

T1087.004 · Cloud Account

Affected Version Matrix 1

VendorProductVersion RangeStatus
UserSpiceuserSpice4.3.24affected
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I. Basic Information for CVE-2018-25350

Vulnerability Information
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Vulnerability Title
userSpice 4.3.24 Username Enumeration via existingUsernameCheck.php
Source: NVD (National Vulnerability Database)
Vulnerability Description
userSpice 4.3.24 contains a username enumeration vulnerability that allows unauthenticated attackers to discover valid usernames by sending POST requests to the existingUsernameCheck.php endpoint. Attackers can submit usernames and analyze response text for the 'taken' string to identify existing accounts in the system.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Source: NVD (National Vulnerability Database)
Vulnerability Type
响应差异性信息暴露
Source: NVD (National Vulnerability Database)
Vulnerability Title
UserSpice 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
UserSpice是UserSpice开源的一个PHP用户管理与身份认证框架。 userSpice 4.3.24版本存在安全漏洞，该漏洞源于用户名枚举，可能导致未经身份验证的攻击者通过发送POST请求发现有效用户名。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

VendorProductAffected VersionsCPESubscribe
UserSpiceuserSpice 4.3.24 -

II. Public POCs for CVE-2018-25350

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III. Intelligence Information for CVE-2018-25350

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Vendor Advisories for CVE-2018-25350 (1)

Exploits & Public PoCs for CVE-2018-25350 (1)

IV. Related Vulnerabilities

Same product: userSpice
Same vendor: UserSpice
Same weakness: CWE-204

V. Comments for CVE-2018-25350

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