GitHub Advisoryadvisory · Go

GHSA-8jhh-3jf2-pfwr Mattermost vulnerable to information disclosure

MEDIUM Published 2023-03-31 Modified 2023-04-07 Official page ↗
Aliases
CVE-2023-1775
Ecosystem
Go
Packages
github.com/mattermost/mattermost-server, github.com/mattermost/mattermost-server/v5, github.com/mattermost/mattermost-server/v6
Severity
Moderate
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Weaknesses
CWE-668
Reviewed
2023-04-07

Affected packages

• Go github.com/mattermost/mattermost-server: >= 3.3.0, < 7.1.6 → fixed in 7.1.6 • Go github.com/mattermost/mattermost-server: >= 7.7.0, < 7.7.2 → fixed in 7.7.2 • Go github.com/mattermost/mattermost-server: >= 7.1.0, < 7.1.6 → fixed in 7.1.6 • Go github.com/mattermost/mattermost-server/v5: >= 5.0.0, < 7.1.6 → fixed in 7.1.6 • Go github.com/mattermost/mattermost-server/v6: >= 6.0.0, < 7.1.6 → fixed in 7.1.6

Description

When running in a High Availability configuration, Mattermost fails to sanitize some of the `user_updated` and` post_deleted` events broadcast to all users, leading to disclosure of sensitive information to some of the users with currently connected Websocket clients. Issue Identifier: MMSA-2023-00138

Related

Alias · CVE (1)

  • CVE-2023-1775 When running in a High Availability configuration, Mattermost fails to sanitize some of the user_updated and post_deleted events broadcast… vulnerability

Weakness · CWE (1)

  • CWE-668 Exposure of Resource to Wrong Sphere weakness

References