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I. Basic Information for CVE-2021-31552
Vulnerability Information

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Vulnerability Title
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Description
An issue was discovered in the AbuseFilter extension for MediaWiki through 1.35.2. It incorrectly executed certain rules related to blocking accounts after account creation. Such rules would allow for user accounts to be created while blocking only the IP address used to create an account (and not the user account itself). Such rules could also be used by a nefarious, unprivileged user to catalog and enumerate any number of IP addresses related to these account creations.
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Title
MediaWiki AbuseFilter extension 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
MediaWiki是美国维基媒体(MediaWiki)基金会的一套自由免费的基于网络的Wiki引擎。该产品可用于部署内部的知识管理和内容管理系统。AbuseFilter extension是其中的一个编辑过滤器扩展程序。 MediaWiki 1.35.2版本及之前版本的AbuseFilter extension存在安全漏洞,该漏洞源于在创建帐号后,错误地执行了封锁帐号的相关规则。
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
-n/a n/a -
II. Public POCs for CVE-2021-31552
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III. Intelligence Information for CVE-2021-31552
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IV. Related Vulnerabilities
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