Vulnerability Monitor

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CVE-2019-20888

An issue was discovered in Mattermost Server before 5.7, 5.6.3, 5.5.2, and 4.10.5. It allows attackers to cause a denial of service (memory consumption) via an outgoing webhook or a slash command integration.

Published

2020-06-19T17:15:13.957

Last Modified

2024-11-21T04:39:37.373

Status

Modified

Source

[email protected]

Severity

CVSSv3.1: 7.5 (HIGH)

CVSSv2 Vector

AV:N/AC:L/Au:N/C:N/I:N/A:P

  • Access Vector: NETWORK
  • Access Complexity: LOW
  • Authentication: NONE
  • Confidentiality Impact: NONE
  • Integrity Impact: NONE
  • Availability Impact: PARTIAL
Exploitability Score

10.0

Impact Score

2.9

Weaknesses
  • Type: Primary
    CWE-401
Affected Vendors & Products
Type Vendor Product Version/Range Vulnerable?
Application mattermost mattermost_server < 4.10.5 Yes
Application mattermost mattermost_server < 5.5.2 Yes
Application mattermost mattermost_server < 5.6.3 Yes
Application mattermost mattermost_server 5.7.0 Yes
Application mattermost mattermost_server 5.7.0 Yes
Application mattermost mattermost_server 5.7.0 Yes
Application mattermost mattermost_server 5.7.0 Yes
Application mattermost mattermost_server 5.7.0 Yes
Application mattermost mattermost_server 5.7.0 Yes
References