CVE-2023-2797

Path traversal in GitHub plugin's code preview feature

View on CVE.org

Published Jun 16, 2023 CVSS 3.1 · 3.1 Low EPSS < 1% KEV · Not listed

Description

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 Products

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions

Mattermost

Mattermost Github Plugin

unaffected

Version	Status	Constraints
`0`	affected	≤ 7.1.9
`0`	affected	≤ 7.8.4
`7.1.10`	unaffected	—
`7.8.5`	unaffected	—
`7.10.0`	affected	—
`7.10.1`	unaffected	—

Configuration 1 [-]

OR	cpe:2.3:a:mattermost:mattermost::::::::
	cpe:2.3:a:mattermost:mattermost::::::::
	cpe:2.3:a:mattermost:mattermost:7.10.0:::::::*

No data.

No data available yet.

Remediation

Vendor Solution

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

Tracking

Sign in to view the affected projects.

Advisories

Source	ID	Title
EUVD	EUVD-2023-34253	Mattermost fails to sanitize code permalinks, allowing an attacker to preview code from private repositories by posting a specially crafted permalink on a channel.

Metrics

No CVSS v4.0

Attack Vector Network

Attack Complexity High

Privileges Required Low

Scope Unchanged

Confidentiality Impact Low

Integrity Impact None

Availability Impact None

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

Exploit prediction score: < 1% (0.468% probability within 30 days)

Exploitation none

Automatable no

Technical Impact partial

References

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

History

Dec 6, 2024 11:15 PM Scoring metrics updated View changes

Type	Values Removed	Values Added
Metrics		ssvc `{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}`

Subscriptions

Mattermost Mattermost

Weaknesses

CWE-74

Sources

CVE record Updated: Dec 6, 2024, 10:59 PM

Status: PUBLISHED
Assigner: Mattermost
Published: Jun 16, 2023, 9:03 AM
Updated: Dec 6, 2024, 10:59 PM
Reserved: May 18, 2023, 1:39 PM

View source JSON

Vulnrichment Updated: Aug 2, 2024, 6:33 AM

Updated: Aug 2, 2024, 6:33 AM

NVD Updated: Jun 17, 2026, 5:53 AM

Status: Modified
Published: Jun 16, 2023, 10:15 AM
Modified: Jun 17, 2026, 5:53 AM

View source JSON

Red Hat No data

No data.

OpenCVE enrichment No data

No data.

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