Cloud Vulnerability DB
An open project to list all known cloud vulnerabilities and Cloud Service Provider security issues
Vulnerability DatabaseCVE-2023-48268
CVE-2023-48268:
Mattermost vulnerability analysis and mitigation
Overview
Mattermost Boards contains a vulnerability (CVE-2023-48268) related to uncontrolled data extraction from compressed archives during board import operations. The vulnerability was discovered and disclosed on November 27, 2023, affecting multiple versions of Mattermost including versions up to 7.8.12, 8.0.0 to 8.1.3, and 9.0.0 to 9.0.1, as well as version 9.1.0 (NVD).
Technical details
The vulnerability is classified as CWE-400 (Uncontrolled Resource Consumption) and received varying CVSS scores. The NVD assigned a CVSS v3.1 Base Score of 7.5 (HIGH) with vector CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H, while Mattermost, Inc. assessed it at 4.3 (MEDIUM) with vector CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L (NVD).
Impact
The vulnerability can lead to Denial of Service conditions when an attacker imports a board using a specially crafted zip file (zip bomb). The attack can cause excessive resource consumption on the affected system (NVD).
Mitigation and workarounds
Mattermost has released security updates to address this vulnerability. Users should upgrade to the latest patched versions of the software (Mattermost Security).
Additional resources
Source: This report was generated using AI
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