Which versions of Mattermost are affected by CVE-2023-2797?

Versions between 7.1.0 and 7.1.9, versions between 7.8.0 and 7.8.4, and version 7.10.0 of Mattermost are affected by CVE-2023-2797.

What is the severity of CVE-2023-2797?

CVE-2023-2797 has a severity rating of 6.5 (medium).

How can I fix CVE-2023-2797?

To fix CVE-2023-2797, it is recommended to update Mattermost to a version that has patched the vulnerability. Refer to the vendor's security updates for more information.

Vulnerability/
CVE-2023-2797

medium

6.5

CWE

16/6/2023

6/12/2024

CVE-2023-2797: Path traversal in GitHub plugin's code preview feature

Q: What is CVE-2023-2797?

CVE-2023-2797 is a vulnerability in Mattermost that allows an attacker to preview code from private repositories by posting a specially crafted permalink on a channel.

Q: How does Mattermost fail to sanitize code permalinks?

Mattermost fails to properly sanitize code permalinks, allowing an attacker to exploit the vulnerability.

First published: Fri Jun 16 2023(Updated: )

Mattermost fails to sanitize code permalinks, allowing an attacker to preview code from private repositories by posting a specially crafted permalink on a channel.

Credit: responsibledisclosure@mattermost.com

Affected Software	Affected Version	How to fix
Mattermost Mattermost	>=7.1.0<=7.1.9
Mattermost Mattermost	>=7.8.0<=7.8.4
Mattermost Mattermost	=7.10.0

Remedy

Update Mattermost to version v7.1.10, v7.8.5, v7.10.1 or higher.

Never miss a vulnerability like this again

Reference Links

https://mattermost.com/security-updates/

Frequently Asked Questions

What is CVE-2023-2797?
CVE-2023-2797 is a vulnerability in Mattermost that allows an attacker to preview code from private repositories by posting a specially crafted permalink on a channel.
How does Mattermost fail to sanitize code permalinks?
Mattermost fails to properly sanitize code permalinks, allowing an attacker to exploit the vulnerability.
Which versions of Mattermost are affected by CVE-2023-2797?
Versions between 7.1.0 and 7.1.9, versions between 7.8.0 and 7.8.4, and version 7.10.0 of Mattermost are affected by CVE-2023-2797.
What is the severity of CVE-2023-2797?
CVE-2023-2797 has a severity rating of 6.5 (medium).
How can I fix CVE-2023-2797?
To fix CVE-2023-2797, it is recommended to update Mattermost to a version that has patched the vulnerability. Refer to the vendor's security updates for more information.

collector/nvd-index
agent/type
agent/softwarecombine
collector/mitre-cve
source/MITRE
agent/references
agent/author
agent/last-modified-date
agent/severity
agent/title
agent/remedy
agent/weakness
agent/first-publish-date
agent/description
agent/tags
agent/event
vendor/mattermost
canonical/mattermost mattermost
version/mattermost mattermost/7.1.0
version/mattermost mattermost/7.1.9
version/mattermost mattermost/7.8.0
version/mattermost mattermost/7.8.4
version/mattermost mattermost/7.10.0

Company

Resources

Contact

SecAlerts Pty Ltd.
132 Wickham Terrace
Fortitude Valley,
QLD 4006, Australia
info@secalerts.co

By using SecAlerts services, you agree to our services end-user license agreement. This website is safeguarded by reCAPTCHA and governed by the Google Privacy Policy and Terms of Service. All names, logos, and brands of products are owned by their respective owners, and any usage of these names, logos, and brands for identification purposes only does not imply endorsement. If you possess any content that requires removal, please get in touch with us.