Improper Access Control

2024-03-0112:22:29

Veracode Vulnerability Database

sca.analysiscenter.veracode.com

vulnerability

access control

attached files

archived channels

sensitive information

CVSS3

3.1

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

LOW

Integrity Impact

NONE

Availability Impact

NONE

CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:N

AI Score

6.1

Confidence

High

EPSS

Percentile

9.0%

JSON

github.com/mattermost/mattermost/ is vulnerable to Improper Access Control. The vulnerability is due to a failure in restricting the access of files attached to posts in an archived channel even if the Allow users to view archived channels option is disabled. This may lead to leak of sensitive information contained within the files.