Executive Summary

Informations
Name CVE-2019-11340 First vendor Publication 2019-04-19
Vendor Cve Last vendor Modification 2019-04-22

Security-Database Scoring CVSS v3

Cvss vector : CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N
Overall CVSS Score 5.9
Base Score 5.9 Environmental Score 5.9
impact SubScore 3.6 Temporal Score 5.9
Exploitabality Sub Score 2.2
 
Attack Vector Network Attack Complexity High
Privileges Required None User Interaction None
Scope Unchanged Confidentiality Impact None
Integrity Impact High Availability Impact None
Calculate full CVSS 3.0 Vectors scores

Security-Database Scoring CVSS v2

Cvss vector : (AV:N/AC:M/Au:N/C:N/I:P/A:N)
Cvss Base Score 4.3 Attack Range Network
Cvss Impact Score 2.9 Attack Complexity Medium
Cvss Expoit Score 8.6 Authentication None Required
Calculate full CVSS 2.0 Vectors scores

Detail

util/emailutils.py in Matrix Sydent before 1.0.2 mishandles registration restrictions that are based on e-mail domain, if the allowed_local_3pids option is enabled. This occurs because of potentially unwanted behavior in Python, in which an email.utils.parseaddr call on user@bad.example.net@good.example.com returns the user@bad.example.net substring.

Original Source

Url : http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-11340

CWE : Common Weakness Enumeration

% Id Name
100 % CWE-20 Improper Input Validation

CPE : Common Platform Enumeration

TypeDescriptionCount
Application 1

Sources (Detail)

Source Url
MISC https://github.com/matrix-org/sydent/commit/4e1cfff53429c49c87d5c457a18ed4355...
https://github.com/matrix-org/sydent/compare/7c002cd...09278fb
https://matrix.org/blog/2019/04/18/security-update-sydent-1-0-2/
https://twitter.com/matrixdotorg/status/1118934335963500545

Alert History

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Date Informations
2021-05-04 13:21:43
  • Multiple Updates
2021-04-22 02:36:35
  • Multiple Updates
2020-05-23 02:21:33
  • Multiple Updates
2019-04-23 17:19:03
  • Multiple Updates
2019-04-22 21:19:18
  • Multiple Updates
2019-04-19 21:19:28
  • First insertion