Vulnerability Details : CVE-2017-18876
An issue was discovered in Mattermost Server before 4.3.0, 4.2.1, and 4.1.2 when local storage for files is used. A System Admin can test for the existence of an arbitrary file.
Products affected by CVE-2017-18876
- cpe:2.3:a:mattermost:mattermost_server:*:*:*:*:*:*:*:*
- cpe:2.3:a:mattermost:mattermost_server:*:*:*:*:*:*:*:*
- cpe:2.3:a:mattermost:mattermost_server:4.3.0:rc1:*:*:*:*:*:*
- cpe:2.3:a:mattermost:mattermost_server:4.3.0:rc2:*:*:*:*:*:*
- cpe:2.3:a:mattermost:mattermost_server:4.3.0:rc3:*:*:*:*:*:*
- cpe:2.3:a:mattermost:mattermost_server:4.3.0:rc4:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2017-18876
0.07%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 27 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2017-18876
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
4.0
|
MEDIUM | AV:N/AC:L/Au:S/C:P/I:N/A:N |
8.0
|
2.9
|
NIST | |
|
4.9
|
MEDIUM | CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N |
1.2
|
3.6
|
NIST |
CWE ids for CVE-2017-18876
-
The product specifies permissions for a security-critical resource in a way that allows that resource to be read or modified by unintended actors.Assigned by: nvd@nist.gov (Primary)
References for CVE-2017-18876
-
https://mattermost.com/security-updates/
Security Updates - Mattermost - Open Source, On-Prem or Private Cloud MessagingVendor Advisory
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