Description
Mattermost fails to validate links on external websites when constructing a preview for a linked website, allowing an attacker to cause a denial-of-service by a linking to a specially crafted webpage in a message.

Published: 2023-06-16
Score: 6.5 Medium
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

No analysis available yet.

Remediation

Vendor Solution

Update Mattermost to version  v7.8.3, v7.9.2, 7.10.1 or higher.

Tracking

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Advisories
Source ID Title
EUVD EUVD EUVD-2023-34249 Mattermost fails to validate links on external websites when constructing a preview for a linked website, allowing an attacker to cause a denial-of-service by a linking to a specially crafted webpage in a message.
References
History

Fri, 06 Dec 2024 23:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Subscriptions

Mattermost Mattermost
cve-icon MITRE

Status: PUBLISHED

Assigner: Mattermost

Published:

Updated: 2024-12-06T23:00:16.890Z

Reserved: 2023-05-18T12:17:17.551Z

Link: CVE-2023-2793

cve-icon Vulnrichment

Updated: 2024-08-02T06:33:05.591Z

cve-icon NVD

Status : Modified

Published: 2023-06-16T10:15:09.270

Modified: 2024-11-21T07:59:18.110

Link: CVE-2023-2793

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses