CVE-2017-18895
MEDIUMCVSS 5.3/10EPSS 0.92%
Last modified
CVE-2017-18895 is a medium-severity vulnerability rated 5.3/10 on the CVSS scale. An issue was discovered in Mattermost Server before 4.2.0, 4.1.1, and 4.0.5. It allows attackers to obtain sensitive information (user statuses) via a REST API version 4 endpoint.. EPSS estimates a 0.92% chance of exploitation in the next 30 days.
Description
An issue was discovered in Mattermost Server before 4.2.0, 4.1.1, and 4.0.5. It allows attackers to obtain sensitive information (user statuses) via a REST API version 4 endpoint.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Weakness Enumeration
Affected Software
| Vendor | Product | Versions | Update |
|---|---|---|---|
| Mattermost | Mattermost Server | < 4.0.5 | — |
| Mattermost | Mattermost Server | >= 4.1.0, < 4.1.1 | — |
| Mattermost | Mattermost Server | 4.2.0 | Rc1 |
References
- https://mattermost.com/security-updates/Vendor Advisory
- https://mattermost.com/security-updates/Vendor Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2017-18895?
An issue was discovered in Mattermost Server before 4.2.0, 4.1.1, and 4.0.5. It allows attackers to obtain sensitive information (user statuses) via a REST API version 4 endpoint.
How severe is CVE-2017-18895?
CVE-2017-18895 has a CVSS score of 5.3/10 (MEDIUM severity). The EPSS model estimates a 0.92% probability of exploitation in the next 30 days.
How do I fix CVE-2017-18895?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
Related CVEs from 2017
- CVE-2017-1889Rejected reason: DO NOT USE THIS CANDIDATE NUMBER. ConsultI…
- CVE-2017-18890An issue was discovered in Mattermost Server before 4.3.0, 4…4.3
- CVE-2017-18891An issue was discovered in Mattermost Server before 4.2.0, 4…6.1
- CVE-2017-18892An issue was discovered in Mattermost Server before 4.2.0, 4…6.1
- CVE-2017-18893An issue was discovered in Mattermost Server before 4.2.0, 4…6.1
- CVE-2017-18894An issue was discovered in Mattermost Server before 4.2.0, 4…8.1
- CVE-2017-18896An issue was discovered in Mattermost Server before 4.2.0, 4…5.3
- CVE-2017-18897An issue was discovered in Mattermost Server before 4.2.0, 4…6.1
- CVE-2017-18898An issue was discovered in Mattermost Server before 4.2.0, 4…5.3
- CVE-2017-18899An issue was discovered in Mattermost Server before 4.2.0, 4…5.3
- CVE-2017-1890Rejected reason: DO NOT USE THIS CANDIDATE NUMBER. ConsultI…
- CVE-2017-18900An issue was discovered in Mattermost Server before 4.1.0, 4…9.8
Are you affected by CVE-2017-18895?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST