What is GHSA-85jj-c9jr-9jhx?

GHSA-85jj-c9jr-9jhx is a security advisory published by GitHub Security Advisories with Medium severity. Mattermost Improper Access Control vulnerability

Which CVE IDs does GHSA-85jj-c9jr-9jhx cover?

GHSA-85jj-c9jr-9jhx covers the following CVE IDs: CVE-2023-6202. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of GHSA-85jj-c9jr-9jhx?

GHSA-85jj-c9jr-9jhx has a CVSS v3 base score of 4.3, published by GitHub Security Advisories.

Which products are affected by GHSA-85jj-c9jr-9jhx?

GHSA-85jj-c9jr-9jhx affects 4 products, including: go/github.com/mattermost/mattermost/server/v8:\u003e= 9.1.0, \u003c 9.1.1; go/github.com/mattermost/mattermost/server/v8:\u003e= 9.0.0, \u003c 9.0.2; go/github.com/mattermost/mattermost/server/v8:\u003c 8.1.4; go/github.com/mattermost/mattermost-server/v6:\u003c 7.8.13.

GHSA-85jj-c9jr-9jhxMediumCVSS 4.3

Mattermost Improper Access Control vulnerability

Vendor

GitHub Security Advisories

Published

November 27, 2023

Last Modified

November 28, 2023

🔗 CVE IDs covered (1)

CVE-2023-6202 →

📋 Description

Mattermost fails to perform proper authorization in the /plugins/focalboard/api/v2/users endpoint allowing an attacker who is a guest user and knows the ID of another user to get their information (e.g. name, surname, nickname) via Mattermost Boards.

🎯 Affected products4

go/github.com/mattermost/mattermost/server/v8:>= 9.1.0, < 9.1.1
go/github.com/mattermost/mattermost/server/v8:>= 9.0.0, < 9.0.2
go/github.com/mattermost/mattermost/server/v8:< 8.1.4
go/github.com/mattermost/mattermost-server/v6:< 7.8.13

🔗 References (3)

https://nvd.nist.gov/vuln/detail/CVE-2023-6202
https://mattermost.com/security-updates
https://github.com/advisories/GHSA-85jj-c9jr-9jhx