5.3med
CVE-2017-18905
Mattermost Server has Insufficient Session Expiration when used as an OAuth 2.0 service provider
Also known as GHSA-g24c-fx4v-xg9w, GO-2026-4306
Published 6 y ago · modified 4 mo ago · JSON
CVSS
5.3
v3.1 · NVD
CISA KEV
No
not known exploited
EPSS
0.8%
percentile 56%
Public exploits
0
none known
Summary
An issue was discovered in Mattermost Server before 4.0.0, 3.10.2, and 3.9.2, when used as an OAuth 2.0 service provider, Session invalidation was mishandled.
Exploit prediction (EPSS)
0.78% probability of exploitation in the next 30 days, higher than 56% 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:N/I:L/A:N |
| NVD | 2.0 | 5.0 | AV:N/AC:L/Au:N/C:N/I:P/A:N |
| GitHub | 3.1 | 5.3 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N |
Affected packages
| Ecosystem | Package | Affected | Fixed in |
|---|---|---|---|
| go | github.com/mattermost/mattermost-server | <3.9.2 >=3.10.0, <3.10.2 <3.9.2+incompatible >=3.10.0+incompatible, <3.10.2+incompatible | 3.9.2 3.10.2 3.9.2+incompatible 3.10.2+incompatible |
Classification
- Weakness
- CWE-613 DEPRECATED: Insufficient Session Expiration
References
- mattermost.com /security-updates/ · x_refsource_CONFIRM, x_transferred
- nvd.nist.gov /vuln/detail/CVE-2017-18905 · advisory
- github.com /mattermost/mattermost/commit/15ad24d160cb4604d0605ebbfa53d11a57820706 · web
- github.com /mattermost/mattermost/commit/b17fca0d5ee7557e3df1cf1d1da8bd749859e35f · web
- github.com /mattermost/mattermost/commit/fbc170733e86f09b46ba754dd03304733d2f482f · web
- github.com /mattermost/mattermost · package
- mattermost.com /security-updates · web
- github.com /advisories/GHSA-g24c-fx4v-xg9w · advisory
Sources
- CVE List: CVE-2017-18905
- GitHub Advisory: GHSA-g24c-fx4v-xg9w
- NVD: CVE-2017-18905
- OSV: GO-2026-4306
vulnwire keeps one entry per vulnerability: the CVE id wins, then GHSA; records that alias each other are merged. Machine-readable: JSON.