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

6.5MEDIUM

Key Information:

Vendor
Mattermost
Status
Mattermost Github Plugin
Vendor
CVE Published:
16 June 2023

Summary

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

Affected Version(s)

Mattermost Github Plugin 0 <= 7.1.9

Mattermost Github Plugin 0 <= 7.8.4

Mattermost Github Plugin 7.10.0

References

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

CVSS V3.1

Score:
6.5
Severity:
MEDIUM
Confidentiality:
High
Integrity:
None
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

Juho Nurminen
.