CVE-2017-18874: Path Traversal
First published: Fri Jun 19 2020(Updated: )
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 achieve directory traversal.
Credit: cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Mattermost | <4.1.2 | |
| Mattermost | >=4.2.0<4.2.1 | |
| Mattermost | =4.3.0-rc1 | |
| Mattermost | =4.3.0-rc2 | |
| Mattermost | =4.3.0-rc3 | |
| Mattermost | =4.3.0-rc4 |
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Reference Links
Frequently Asked Questions
What is the severity of CVE-2017-18874?
CVE-2017-18874 is considered a medium severity vulnerability due to its potential for exploitation via directory traversal.
How do I fix CVE-2017-18874?
To mitigate CVE-2017-18874, upgrade Mattermost Server to version 4.3.0 or later.
What does CVE-2017-18874 exploit?
CVE-2017-18874 exploits local storage for files allowing a System Admin to achieve directory traversal.
Which versions are affected by CVE-2017-18874?
CVE-2017-18874 affects Mattermost Server versions prior to 4.3.0, as well as 4.2.1 and 4.1.2.
Is there a patch available for CVE-2017-18874?
Yes, the vulnerability CVE-2017-18874 has been patched in Mattermost Server versions 4.3.0 and later.
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- vendor/mattermost
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- version/mattermost/4.2.0
- version/mattermost/4.3.0-rc1
- version/mattermost/4.3.0-rc2
- version/mattermost/4.3.0-rc3
- version/mattermost/4.3.0-rc4