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[email protected]CVE-2017-18876

HistoryJun 19, 2020 - 5:15 p.m.

CVE-2017-18876

2020-06-1917:15:12

CWE-732

[email protected]

web.nvd.nist.gov

cve-2017-18876

mattermost server

security issue

file testing

nvd

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

4.9 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

HIGH

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

NONE

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

5.1 Medium

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

28.6%

JSON

An issue was discovered in Mattermost Server before 4.3.0, 4.2.1, and 4.1.2 when local storage for files is used. A System Admin can test for the existence of an arbitrary file.

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 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

4.9 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

HIGH

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

NONE

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

5.1 Medium

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

28.6%

JSON

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