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GoogleOSV:GHSA-VG67-CHM7-8M3J

HistoryAug 01, 2024 - 3:32 p.m.

Mattermost allows remote actor to create/update/delete posts in arbitrary channels

2024-08-0115:32:23

Google

osv.dev

mattermost

remote actor

create/update/delete

arbitrary channels

vulnerability

software

shared channels

CVSS3

7.1

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

HIGH

Availability Impact

LOW

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

AI Score

Confidence

High

EPSS

0.001

Percentile

16.8%

JSON

Mattermost versions 9.9.x <= 9.9.0, 9.5.x <= 9.5.6, 9.7.x <= 9.7.5, 9.8.x <= 9.8.1 fail to properly validate synced posts, when shared channels are enabled, which allows a malicious remote to create/update/delete arbitrary posts in arbitrary channels

References

github.com/mattermost/mattermost

mattermost.com/security-updates

nvd.nist.gov/vuln/detail/CVE-2024-41144

pkg.go.dev/vuln/GO-2024-3023

CVSS3

7.1

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

HIGH

Availability Impact

LOW

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

AI Score

Confidence

High

EPSS

0.001

Percentile

16.8%

JSON

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