Executive Summary

Informations
Name CVE-2018-12551 First vendor Publication 2019-03-27
Vendor Cve Last vendor Modification 2019-10-09

Security-Database Scoring CVSS v3

Cvss vector : CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Overall CVSS Score 8.1
Base Score 8.1 Environmental Score 8.1
impact SubScore 5.9 Temporal Score 8.1
Exploitabality Sub Score 2.2
 
Attack Vector Network Attack Complexity High
Privileges Required None User Interaction None
Scope Unchanged Confidentiality Impact High
Integrity Impact High Availability Impact High
Calculate full CVSS 3.0 Vectors scores

Security-Database Scoring CVSS v2

Cvss vector : (AV:N/AC:M/Au:N/C:P/I:P/A:P)
Cvss Base Score 6.8 Attack Range Network
Cvss Impact Score 6.4 Attack Complexity Medium
Cvss Expoit Score 8.6 Authentication None Required
Calculate full CVSS 2.0 Vectors scores

Detail

When Eclipse Mosquitto version 1.0 to 1.5.5 (inclusive) is configured to use a password file for authentication, any malformed data in the password file will be treated as valid. This typically means that the malformed data becomes a username and no password. If this occurs, clients can circumvent authentication and get access to the broker by using the malformed username. In particular, a blank line will be treated as a valid empty username. Other security measures are unaffected. Users who have only used the mosquitto_passwd utility to create and modify their password files are unaffected by this vulnerability.

Original Source

Url : http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-12551

CWE : Common Weakness Enumeration

% Id Name
100 % CWE-287 Improper Authentication

CPE : Common Platform Enumeration

TypeDescriptionCount
Application 1

Sources (Detail)

Source Url
CONFIRM https://bugs.eclipse.org/bugs/show_bug.cgi?id=543401
MLIST https://lists.debian.org/debian-lts-announce/2019/10/msg00035.html

Alert History

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Date Informations
2021-05-04 13:09:27
  • Multiple Updates
2021-04-22 02:22:56
  • Multiple Updates
2020-05-23 02:10:49
  • Multiple Updates
2020-05-23 01:06:51
  • Multiple Updates
2019-10-10 05:20:20
  • Multiple Updates
2019-03-30 05:19:02
  • Multiple Updates
2019-03-30 01:00:42
  • Multiple Updates
2019-03-29 17:19:12
  • Multiple Updates
2019-03-29 00:19:10
  • Multiple Updates
2019-03-28 00:19:01
  • First insertion