CVE-2018-21254

CVSS V2 Medium 4 CVSS V3 Medium 4.3
Description
An issue was discovered in Mattermost Server before 5.1. An attacker can bypass intended access control (for direct-message channel creation) via the Message slash command.
Overview
  • CVE ID
  • CVE-2018-21254
  • Assigner
  • cve@mitre.org
  • Vulnerability Status
  • Analyzed
  • Published Version
  • 2020-06-19T17:15:12
  • Last Modified Date
  • 2020-06-30T18:26:09
Weakness Enumerations
CWE URL
CWE-732 http://cwe.mitre.org/data/definitions/732.html
CPE Configuration (Product)
CPE Vulnerable Operator Version Start Version End
cpe:2.3:a:mattermost:mattermost_server:*:*:*:*:*:*:*:* 1 OR 5.1.0
CVSS Version 2
  • Version
  • 2.0
  • Vector String
  • AV:N/AC:L/Au:S/C:N/I:P/A:N
  • Access Vector
  • NETWORK
  • Access Compatibility
  • LOW
  • Authentication
  • SINGLE
  • Confidentiality Impact
  • NONE
  • Integrity Impact
  • PARTIAL
  • Availability Impact
  • NONE
  • Base Score
  • 4
  • Severity
  • MEDIUM
  • Exploitability Score
  • 8
  • Impact Score
  • 2.9
CVSS Version 3
  • Version
  • 3.1
  • Vector String
  • CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N
  • Attack Vector
  • NETWORK
  • Attack Compatibility
  • LOW
  • Privileges Required
  • LOW
  • User Interaction
  • NONE
  • Scope
  • UNCHANGED
  • Confidentiality Impact
  • NONE
  • Availability Impact
  • NONE
  • Base Score
  • 4.3
  • Base Severity
  • MEDIUM
  • Exploitability Score
  • 2.8
  • Impact Score
  • 1.4
References
Reference URL Reference Tags
https://mattermost.com/security-updates/ Vendor Advisory
Sources
Source Name Source URL
NIST https://nvd.nist.gov/vuln/detail/CVE-2018-21254
MITRE https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-21254
History
Created Old Value New Value Data Type Notes
2022-05-10 16:41:44 Added to TrackCVE
2022-12-04 18:23:03 2020-06-19T17:15Z 2020-06-19T17:15:12 CVE Published Date updated
2022-12-04 18:23:03 2020-06-30T18:26:09 CVE Modified Date updated
2022-12-04 18:23:03 Analyzed Vulnerability Status updated