Vulnerability Description
An issue was discovered in Mattermost Server before 5.19.0. Attackers can discover private channels via the "get channel by name" API, aka MMSA-2020-0004.
CVSS Score
7.5
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Mattermost | Mattermost Server | < 5.19.0 |
References
- https://mattermost.com/security-updates/Vendor Advisory
- https://mattermost.com/security-updates/Vendor Advisory
FAQ
What is CVE-2020-14458?
CVE-2020-14458 is a vulnerability with a CVSS score of 7.5 (HIGH). An issue was discovered in Mattermost Server before 5.19.0. Attackers can discover private channels via the "get channel by name" API, aka MMSA-2020-0004.
How severe is CVE-2020-14458?
CVE-2020-14458 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2020-14458?
Check the references section above for vendor advisories and patch information. Affected products include: Mattermost Mattermost Server.