5.3med
CVE-2017-18901
Mattermost Server exposes private team invite ID
Also known as GHSA-c253-8hr4-r8v9, GO-2026-4304
Published 6 y ago · modified 4 mo ago · JSON
CVSS
5.3
v3.1 · NVD
CISA KEV
No
not known exploited
EPSS
0.9%
percentile 61%
Public exploits
0
none known
Summary
An issue was discovered in Mattermost Server before 4.1.0, 4.0.4, and 3.10.3. It allows attackers to discover a team invite ID by requesting a JSON document.
Exploit prediction (EPSS)
0.93% probability of exploitation in the next 30 days, higher than 61% of all scored CVEs.
CVSS scores
| Assigned by | Version | Score | Vector |
|---|---|---|---|
| NVD | 3.1 | 5.3 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N |
| NVD | 2.0 | 5.0 | AV:N/AC:L/Au:N/C:P/I:N/A:N |
| GitHub | 3.1 | 5.3 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N |
Affected packages
| Ecosystem | Package | Affected | Fixed in |
|---|---|---|---|
| go | github.com/mattermost/mattermost-server | <3.10.3 >=4.0.0, <4.0.4 all versions | 3.10.3 4.0.4 |
Classification
- Weakness
- CWE-200 Exposure of Sensitive Information to an Unauthorized Actor
References
- mattermost.com /security-updates/ · x_refsource_CONFIRM, x_transferred
- nvd.nist.gov /vuln/detail/CVE-2017-18901 · advisory
- github.com /mattermost/mattermost/commit/5e822a7d09214d5446d54e02a0611df8e64f3aa5 · web
- github.com /mattermost/mattermost/commit/638c38cc0d2296335a0fbd5bde8b6d2cbf9f9062 · web
- github.com /mattermost/mattermost/commit/a78ed923f1c73ae5551893374fb9803ee2f4c8e6 · web
- github.com /mattermost/mattermost · package
- mattermost.com /security-updates · web
Sources
- CVE List: CVE-2017-18901
- GitHub Advisory: GHSA-c253-8hr4-r8v9
- NVD: CVE-2017-18901
- OSV: GO-2026-4304
vulnwire keeps one entry per vulnerability: the CVE id wins, then GHSA; records that alias each other are merged. Machine-readable: JSON.