GitHub Advisoryadvisory · Go

GHSA-9hj7-v56g-rhf6 Mattermost fails to properly authentication inviter's permissions to private channel

MEDIUM Published 2023-03-31 Modified 2023-04-07 Official page ↗
Aliases
CVE-2023-1774
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:L/I:L/A:N
Weaknesses
CWE-862
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 processing an email invite to a private channel on a team, Mattermost fails to validate the inviter's permission to that channel, allowing an attacker to invite themselves to a private channel. Issue Identifier: MMSA-2023-00137

Related

Alias · CVE (1)

  • CVE-2023-1774 When processing an email invite to a private channel on a team, Mattermost fails to validate the inviter's permission to that channel,… vulnerability

Weakness · CWE (1)

  • CWE-862 Missing Authorization weakness

References