CVE-2024-1942
Chainguard vulnerability analysis and mitigation

Overview

Mattermost versions 8.1.x before 8.1.9, 9.2.x before 9.2.5, and 9.3.0 contain a security vulnerability related to metadata sanitization on posts containing permalinks. This vulnerability was assigned CVE-2024-1942 and was disclosed on February 29, 2024 (NVD).

Technical details

The vulnerability stems from a failure to properly sanitize metadata on posts containing permalinks under specific conditions. The issue has been assigned a CVSS v3.1 base score of 4.3 (Medium) with the vector string CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N. The vulnerability is classified under CWE-284 (Improper Access Control) (NVD).

Impact

When exploited, this vulnerability allows an authenticated attacker to access the contents of individual posts in channels they are not a member of, potentially leading to unauthorized information disclosure (NVD).

Mitigation and workarounds

Users should upgrade to Mattermost versions 8.1.9, 9.2.5, or later versions to address this vulnerability. The fix has been implemented in these releases to properly sanitize metadata on posts containing permalinks (NVD).

Additional resources


SourceThis report was generated using AI

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