Lucene search

K
githubGitHub Advisory DatabaseGHSA-9W97-9RQX-8V4J
HistoryJan 02, 2024 - 12:30 p.m.

Mattermost allows demoted guests to change group names

2024-01-0212:30:18
CWE-284
GitHub Advisory Database
github.com
10
mattermost
permissions
demoted guests
group names

CVSS3

4.3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

LOW

Availability Impact

NONE

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

AI Score

6.8

Confidence

High

EPSS

0

Percentile

14.0%

Mattermost fails to update the permissions of the current session for a user who was just demoted to guest, allowingΒ freshly demoted guests to change group names.

Affected configurations

Vulners
Node
mattermostmattermostRange≀8.1.6
VendorProductVersionCPE
mattermostmattermost*cpe:2.3:a:mattermost:mattermost:*:*:*:*:*:*:*:*

CVSS3

4.3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

LOW

Availability Impact

NONE

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

AI Score

6.8

Confidence

High

EPSS

0

Percentile

14.0%

Related for GHSA-9W97-9RQX-8V4J