Executive Summary

Informations
Name CVE-2021-31545 First vendor Publication 2021-04-22
Vendor Cve Last vendor Modification 2021-04-22

Security-Database Scoring CVSS v3

Cvss vector : CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Overall CVSS Score 5.3
Base Score 5.3 Environmental Score 5.3
impact SubScore 1.4 Temporal Score 5.3
Exploitabality Sub Score 3.9
 
Attack Vector Network Attack Complexity Low
Privileges Required None User Interaction None
Scope Unchanged Confidentiality Impact Low
Integrity Impact None Availability Impact None
Calculate full CVSS 3.0 Vectors scores

Security-Database Scoring CVSS v2

Cvss vector : (AV:N/AC:L/Au:N/C:P/I:N/A:N)
Cvss Base Score 5 Attack Range Network
Cvss Impact Score 2.9 Attack Complexity Low
Cvss Expoit Score 10 Authentication None Required
Calculate full CVSS 2.0 Vectors scores

Detail

An issue was discovered in the AbuseFilter extension for MediaWiki through 1.35.2. The page_recent_contributors leaked the existence of certain deleted MediaWiki usernames, related to rev_deleted.

Original Source

Url : http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-31545

CWE : Common Weakness Enumeration

% Id Name
100 % CWE-200 Information Exposure

CPE : Common Platform Enumeration

TypeDescriptionCount
Application 321

Sources (Detail)

Source Url
MISC https://gerrit.wikimedia.org/r/q/I8d5ed9ca84282ee50832035af86123633fc88293
https://phabricator.wikimedia.org/T71367

Alert History

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Date Informations
2021-05-04 14:10:02
  • Multiple Updates
2021-04-23 01:10:32
  • Multiple Updates
2021-04-22 17:22:45
  • Multiple Updates
2021-04-22 09:22:47
  • First insertion