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[email protected]CVE-2017-18890

HistoryJun 19, 2020 - 7:15 p.m.

CVE-2017-18890

2020-06-1919:15:10

CWE-20

[email protected]

web.nvd.nist.gov

mattermost

server

cve-2017-18890

security

vulnerability

api request

mattermost server 4.3.0

mattermost server 4.2.1

mattermost server 4.1.2

4.3 Medium

CVSS2

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

PARTIAL

Availability Impact

NONE

AV:N/AC:M/Au:N/C:N/I:P/A:N

4.3 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

LOW

Availability Impact

NONE

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

4.5 Medium

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

33.8%

JSON

An issue was discovered in Mattermost Server before 4.3.0, 4.2.1, and 4.1.2. It allows an attacker to create a button that, when pressed by a user, launches an API request.

Affected configurations

NVD

Node

mattermostmattermost_serverRange<4.1.2

mattermostmattermost_serverRange4.2.0–4.2.1

mattermostmattermost_serverMatch4.3.0rc1

mattermostmattermost_serverMatch4.3.0rc2

mattermostmattermost_serverMatch4.3.0rc3

mattermostmattermost_serverMatch4.3.0rc4

CPENameOperatorVersion
mattermost:mattermost_servermattermost mattermost serverlt4.1.2
mattermost:mattermost_servermattermost mattermost serverlt4.2.1
mattermost:mattermost_servermattermost mattermost servereq4.3.0

CPE	Name	Operator	Version
mattermost:mattermost_server	mattermost mattermost server	lt	4.1.2
mattermost:mattermost_server	mattermost mattermost server	lt	4.2.1
mattermost:mattermost_server	mattermost mattermost server	eq	4.3.0

References

mattermost.com/security-updates/

4.3 Medium

CVSS2

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

PARTIAL

Availability Impact

NONE

AV:N/AC:M/Au:N/C:N/I:P/A:N

4.3 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

LOW

Availability Impact

NONE

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

4.5 Medium

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

33.8%

JSON

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