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GoogleOSV:GHSA-JR9X-3X7M-4J75

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

Mattermost allows a remote actor to make an arbitrary local channel read-only

2024-08-0115:32:23

Google

osv.dev

mattermost

remote actor

vulnerability

local channel

read-only

software

version 9.9.x

version 9.5.x

version 9.7.x

version 9.8.x

shared channels

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

4.5

Confidence

High

EPSS

Percentile

14.7%

JSON

Mattermost versions 9.9.x <= 9.9.0, 9.5.x <= 9.5.6, 9.7.x <= 9.7.5 and 9.8.x <= 9.8.1 fail to disallow the modification of local channels by a remote, when shared channels are enabled, which allows a malicious remote to make an arbitrary local channel read-only.

References

github.com/mattermost/mattermost

mattermost.com/security-updates

nvd.nist.gov/vuln/detail/CVE-2024-41162

pkg.go.dev/vuln/GO-2024-3031

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

4.5

Confidence

High

EPSS

Percentile

14.7%

JSON

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