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[email protected]CVE-2017-18873

HistoryJun 19, 2020 - 6:15 p.m.

CVE-2017-18873

2020-06-1918:15:10

CWE-20

[email protected]

web.nvd.nist.gov

mattermost

server

dos

cve-2017-18873

security issue

5 Medium

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

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

5.3 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

LOW

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

5.1 Medium

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

39.5%

JSON

An issue was discovered in Mattermost Server before 4.3.0, 4.2.1, and 4.1.2. It allows attackers to cause a denial of service (channel invisibility) via a misformatted post.

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/

5 Medium

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

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

5.3 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

LOW

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

5.1 Medium

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

39.5%

JSON

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