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[email protected]CVE-2019-20880

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

CVE-2019-20880

2020-06-1917:15:13

CWE-770

[email protected]

web.nvd.nist.gov

mattermost

server

denial of service

memory consumption

opengraph

cve-2019-20880

nvd

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

7.5 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

0.001 Low

EPSS

Percentile

42.5%

JSON

An issue was discovered in Mattermost Server before 5.8.0, 5.7.2, 5.6.5, and 4.10.7. It allows attackers to cause a denial of service (memory consumption) via OpenGraph.

Affected configurations

NVD

Node

mattermostmattermost_serverRange<4.10.7

mattermostmattermost_serverRange5.6.0–5.6.5

mattermostmattermost_serverRange5.7.0–5.7.2

mattermostmattermost_serverMatch5.8.0rc1

mattermostmattermost_serverMatch5.8.0rc2

mattermostmattermost_serverMatch5.8.0rc3

mattermostmattermost_serverMatch5.8.0rc4

CPENameOperatorVersion
mattermost:mattermost_servermattermost mattermost serverlt4.10.7
mattermost:mattermost_servermattermost mattermost serverlt5.6.5
mattermost:mattermost_servermattermost mattermost serverlt5.7.2
mattermost:mattermost_servermattermost mattermost servereq5.8.0

CPE	Name	Operator	Version
mattermost:mattermost_server	mattermost mattermost server	lt	4.10.7
mattermost:mattermost_server	mattermost mattermost server	lt	5.6.5
mattermost:mattermost_server	mattermost mattermost server	lt	5.7.2
mattermost:mattermost_server	mattermost mattermost server	eq	5.8.0

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

7.5 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

0.001 Low

EPSS

Percentile

42.5%

JSON

Related for CVE-2019-20880

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