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GoogleOSV:CVE-2022-2408

HistoryJul 14, 2022 - 6:15 p.m.

CVE-2022-2408

2022-07-1418:15:08

Google

osv.dev

mattermost

guest account

unauthorized access

4 Medium

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

SINGLE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

NONE

AV:N/AC:L/Au:S/C:P/I:N/A:N

4.3 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

LOW

Integrity Impact

NONE

Availability Impact

NONE

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

6.7 Medium

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

22.7%

JSON

The Guest account feature in Mattermost version 6.7.0 and earlier fails to properly restrict the permissions, which allows a guest user to fetch a list of all public channels in the team, in spite of not being part of those channels.

CPENameOperatorVersion
mattermost-servereq1.2.1
mattermost-servereq3.7.2
mattermost-servereq4.1.0
mattermost-servereq4.7.0-rc4
mattermost-servereq5.2.0-rc6
mattermost-servereqcloud-2021-05-21-1
mattermost-servereq0.6.0
mattermost-servereqcloud-2021-11-30-1
mattermost-servereqcloud-2021-07-01-1
mattermost-servereq4.10.0-rc5

Name	Operator	Version
mattermost-server	eq	1.2.1
mattermost-server	eq	3.7.2
mattermost-server	eq	4.1.0
mattermost-server	eq	4.7.0-rc4
mattermost-server	eq	5.2.0-rc6
mattermost-server	eq	cloud-2021-05-21-1
mattermost-server	eq	0.6.0
mattermost-server	eq	cloud-2021-11-30-1
mattermost-server	eq	cloud-2021-07-01-1
mattermost-server	eq	4.10.0-rc5

Rows per page:

1-10 of 1581

References

mattermost.com/security-updates/

4 Medium

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

SINGLE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

NONE

AV:N/AC:L/Au:S/C:P/I:N/A:N

4.3 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

LOW

Integrity Impact

NONE

Availability Impact

NONE

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

6.7 Medium

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

22.7%

JSON

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