CVEDB API

Vulnerabilities

Vulnerable Software

Vulnerability Details CVE-2019-20855

An issue was discovered in Mattermost Server before 5.16.1, 5.15.2, 5.14.5, and 5.9.6. It allows attackers to obtain sensitive information (local files) during legacy attachment migration.

Exploit prediction scoring system (EPSS) score

EPSS Score 0.012

EPSS Ranking 63.1%

CVSS Severity

CVSS v3 Score 7.5

CVSS v2 Score 5.0

References

Products affected by CVE-2019-20855

Mattermost » Mattermost Server » Version: N/A

cpe:2.3:a:mattermost:mattermost_server:-
Mattermost » Mattermost Server » Version: 0.5.0

cpe:2.3:a:mattermost:mattermost_server:0.5.0
Mattermost » Mattermost Server » Version: 0.6.0

cpe:2.3:a:mattermost:mattermost_server:0.6.0
Mattermost » Mattermost Server » Version: 1.0.0

cpe:2.3:a:mattermost:mattermost_server:1.0.0
Mattermost » Mattermost Server » Version: 1.1.0

cpe:2.3:a:mattermost:mattermost_server:1.1.0
Mattermost » Mattermost Server » Version: 1.1.1

cpe:2.3:a:mattermost:mattermost_server:1.1.1
Mattermost » Mattermost Server » Version: 1.2.0

cpe:2.3:a:mattermost:mattermost_server:1.2.0
Mattermost » Mattermost Server » Version: 1.2.1

cpe:2.3:a:mattermost:mattermost_server:1.2.1
Mattermost » Mattermost Server » Version: 1.3.0

cpe:2.3:a:mattermost:mattermost_server:1.3.0
Mattermost » Mattermost Server » Version: 1.4.0

cpe:2.3:a:mattermost:mattermost_server:1.4.0
Mattermost » Mattermost Server » Version: 2.0.0

cpe:2.3:a:mattermost:mattermost_server:2.0.0
Mattermost » Mattermost Server » Version: 2.1.0

cpe:2.3:a:mattermost:mattermost_server:2.1.0
Mattermost » Mattermost Server » Version: 2.2.0

cpe:2.3:a:mattermost:mattermost_server:2.2.0
Mattermost » Mattermost Server » Version: 3.0.0

cpe:2.3:a:mattermost:mattermost_server:3.0.0
Mattermost » Mattermost Server » Version: 3.0.1

cpe:2.3:a:mattermost:mattermost_server:3.0.1
Mattermost » Mattermost Server » Version: 3.0.2

cpe:2.3:a:mattermost:mattermost_server:3.0.2
Mattermost » Mattermost Server » Version: 3.0.3

cpe:2.3:a:mattermost:mattermost_server:3.0.3
Mattermost » Mattermost Server » Version: 3.1.0

cpe:2.3:a:mattermost:mattermost_server:3.1.0
Mattermost » Mattermost Server » Version: 3.10.0

cpe:2.3:a:mattermost:mattermost_server:3.10.0
Mattermost » Mattermost Server » Version: 3.10.1

cpe:2.3:a:mattermost:mattermost_server:3.10.1
Mattermost » Mattermost Server » Version: 3.10.2

cpe:2.3:a:mattermost:mattermost_server:3.10.2
Mattermost » Mattermost Server » Version: 3.10.3

cpe:2.3:a:mattermost:mattermost_server:3.10.3
Mattermost » Mattermost Server » Version: 3.2.0

cpe:2.3:a:mattermost:mattermost_server:3.2.0
Mattermost » Mattermost Server » Version: 3.3.0

cpe:2.3:a:mattermost:mattermost_server:3.3.0
Mattermost » Mattermost Server » Version: 3.4.0

cpe:2.3:a:mattermost:mattermost_server:3.4.0
Mattermost » Mattermost Server » Version: 3.5.0

cpe:2.3:a:mattermost:mattermost_server:3.5.0
Mattermost » Mattermost Server » Version: 3.5.1

cpe:2.3:a:mattermost:mattermost_server:3.5.1
Mattermost » Mattermost Server » Version: 3.5.2

cpe:2.3:a:mattermost:mattermost_server:3.5.2
Mattermost » Mattermost Server » Version: 3.5.3

cpe:2.3:a:mattermost:mattermost_server:3.5.3
Mattermost » Mattermost Server » Version: 3.6.0

cpe:2.3:a:mattermost:mattermost_server:3.6.0
Mattermost » Mattermost Server » Version: 3.6.1

cpe:2.3:a:mattermost:mattermost_server:3.6.1
Mattermost » Mattermost Server » Version: 3.6.2

cpe:2.3:a:mattermost:mattermost_server:3.6.2
Mattermost » Mattermost Server » Version: 3.6.3

cpe:2.3:a:mattermost:mattermost_server:3.6.3
Mattermost » Mattermost Server » Version: 3.6.4

cpe:2.3:a:mattermost:mattermost_server:3.6.4
Mattermost » Mattermost Server » Version: 3.6.5

cpe:2.3:a:mattermost:mattermost_server:3.6.5
Mattermost » Mattermost Server » Version: 3.6.6

cpe:2.3:a:mattermost:mattermost_server:3.6.6
Mattermost » Mattermost Server » Version: 3.6.7

cpe:2.3:a:mattermost:mattermost_server:3.6.7
Mattermost » Mattermost Server » Version: 3.7.0

cpe:2.3:a:mattermost:mattermost_server:3.7.0
Mattermost » Mattermost Server » Version: 3.7.1

cpe:2.3:a:mattermost:mattermost_server:3.7.1
Mattermost » Mattermost Server » Version: 3.7.2

cpe:2.3:a:mattermost:mattermost_server:3.7.2
Mattermost » Mattermost Server » Version: 3.7.3

cpe:2.3:a:mattermost:mattermost_server:3.7.3
Mattermost » Mattermost Server » Version: 3.7.4

cpe:2.3:a:mattermost:mattermost_server:3.7.4
Mattermost » Mattermost Server » Version: 3.7.5

cpe:2.3:a:mattermost:mattermost_server:3.7.5
Mattermost » Mattermost Server » Version: 3.7.6

cpe:2.3:a:mattermost:mattermost_server:3.7.6
Mattermost » Mattermost Server » Version: 3.8.0

cpe:2.3:a:mattermost:mattermost_server:3.8.0
Mattermost » Mattermost Server » Version: 3.8.1

cpe:2.3:a:mattermost:mattermost_server:3.8.1
Mattermost » Mattermost Server » Version: 3.8.2

cpe:2.3:a:mattermost:mattermost_server:3.8.2
Mattermost » Mattermost Server » Version: 3.8.3

cpe:2.3:a:mattermost:mattermost_server:3.8.3
Mattermost » Mattermost Server » Version: 3.9.0

cpe:2.3:a:mattermost:mattermost_server:3.9.0
Mattermost » Mattermost Server » Version: 3.9.1

cpe:2.3:a:mattermost:mattermost_server:3.9.1
Mattermost » Mattermost Server » Version: 3.9.2

cpe:2.3:a:mattermost:mattermost_server:3.9.2
Mattermost » Mattermost Server » Version: 4.0.0

cpe:2.3:a:mattermost:mattermost_server:4.0.0
Mattermost » Mattermost Server » Version: 4.0.1

cpe:2.3:a:mattermost:mattermost_server:4.0.1
Mattermost » Mattermost Server » Version: 4.0.2

cpe:2.3:a:mattermost:mattermost_server:4.0.2
Mattermost » Mattermost Server » Version: 4.0.3

cpe:2.3:a:mattermost:mattermost_server:4.0.3
Mattermost » Mattermost Server » Version: 4.0.4

cpe:2.3:a:mattermost:mattermost_server:4.0.4
Mattermost » Mattermost Server » Version: 4.0.5

cpe:2.3:a:mattermost:mattermost_server:4.0.5
Mattermost » Mattermost Server » Version: 4.1.0

cpe:2.3:a:mattermost:mattermost_server:4.1.0
Mattermost » Mattermost Server » Version: 4.1.1

cpe:2.3:a:mattermost:mattermost_server:4.1.1
Mattermost » Mattermost Server » Version: 4.1.2

cpe:2.3:a:mattermost:mattermost_server:4.1.2
Mattermost » Mattermost Server » Version: 4.10.0

cpe:2.3:a:mattermost:mattermost_server:4.10.0
Mattermost » Mattermost Server » Version: 4.10.1

cpe:2.3:a:mattermost:mattermost_server:4.10.1
Mattermost » Mattermost Server » Version: 4.10.10

cpe:2.3:a:mattermost:mattermost_server:4.10.10
Mattermost » Mattermost Server » Version: 4.10.2

cpe:2.3:a:mattermost:mattermost_server:4.10.2
Mattermost » Mattermost Server » Version: 4.10.3

cpe:2.3:a:mattermost:mattermost_server:4.10.3
Mattermost » Mattermost Server » Version: 4.10.4

cpe:2.3:a:mattermost:mattermost_server:4.10.4
Mattermost » Mattermost Server » Version: 4.10.5

cpe:2.3:a:mattermost:mattermost_server:4.10.5
Mattermost » Mattermost Server » Version: 4.10.6

cpe:2.3:a:mattermost:mattermost_server:4.10.6
Mattermost » Mattermost Server » Version: 4.10.7

cpe:2.3:a:mattermost:mattermost_server:4.10.7
Mattermost » Mattermost Server » Version: 4.10.8

cpe:2.3:a:mattermost:mattermost_server:4.10.8
Mattermost » Mattermost Server » Version: 4.10.9

cpe:2.3:a:mattermost:mattermost_server:4.10.9
Mattermost » Mattermost Server » Version: 4.2.0

cpe:2.3:a:mattermost:mattermost_server:4.2.0
Mattermost » Mattermost Server » Version: 4.2.1

cpe:2.3:a:mattermost:mattermost_server:4.2.1
Mattermost » Mattermost Server » Version: 4.2.2

cpe:2.3:a:mattermost:mattermost_server:4.2.2
Mattermost » Mattermost Server » Version: 4.3.0

cpe:2.3:a:mattermost:mattermost_server:4.3.0
Mattermost » Mattermost Server » Version: 4.3.1

cpe:2.3:a:mattermost:mattermost_server:4.3.1
Mattermost » Mattermost Server » Version: 4.3.2

cpe:2.3:a:mattermost:mattermost_server:4.3.2
Mattermost » Mattermost Server » Version: 4.3.3

cpe:2.3:a:mattermost:mattermost_server:4.3.3
Mattermost » Mattermost Server » Version: 4.3.4

cpe:2.3:a:mattermost:mattermost_server:4.3.4
Mattermost » Mattermost Server » Version: 4.4.0

cpe:2.3:a:mattermost:mattermost_server:4.4.0
Mattermost » Mattermost Server » Version: 4.4.1

cpe:2.3:a:mattermost:mattermost_server:4.4.1
Mattermost » Mattermost Server » Version: 4.4.2

cpe:2.3:a:mattermost:mattermost_server:4.4.2
Mattermost » Mattermost Server » Version: 4.4.3

cpe:2.3:a:mattermost:mattermost_server:4.4.3
Mattermost » Mattermost Server » Version: 4.4.4

cpe:2.3:a:mattermost:mattermost_server:4.4.4
Mattermost » Mattermost Server » Version: 4.4.5

cpe:2.3:a:mattermost:mattermost_server:4.4.5
Mattermost » Mattermost Server » Version: 4.5.0

cpe:2.3:a:mattermost:mattermost_server:4.5.0
Mattermost » Mattermost Server » Version: 4.5.1

cpe:2.3:a:mattermost:mattermost_server:4.5.1
Mattermost » Mattermost Server » Version: 4.5.2

cpe:2.3:a:mattermost:mattermost_server:4.5.2
Mattermost » Mattermost Server » Version: 4.6.0

cpe:2.3:a:mattermost:mattermost_server:4.6.0
Mattermost » Mattermost Server » Version: 4.6.1

cpe:2.3:a:mattermost:mattermost_server:4.6.1
Mattermost » Mattermost Server » Version: 4.6.2

cpe:2.3:a:mattermost:mattermost_server:4.6.2
Mattermost » Mattermost Server » Version: 4.6.3

cpe:2.3:a:mattermost:mattermost_server:4.6.3
Mattermost » Mattermost Server » Version: 4.7.0

cpe:2.3:a:mattermost:mattermost_server:4.7.0
Mattermost » Mattermost Server » Version: 4.7.1

cpe:2.3:a:mattermost:mattermost_server:4.7.1
Mattermost » Mattermost Server » Version: 4.7.2

cpe:2.3:a:mattermost:mattermost_server:4.7.2
Mattermost » Mattermost Server » Version: 4.7.3

cpe:2.3:a:mattermost:mattermost_server:4.7.3
Mattermost » Mattermost Server » Version: 4.7.4

cpe:2.3:a:mattermost:mattermost_server:4.7.4
Mattermost » Mattermost Server » Version: 4.8.0

cpe:2.3:a:mattermost:mattermost_server:4.8.0
Mattermost » Mattermost Server » Version: 4.8.1

cpe:2.3:a:mattermost:mattermost_server:4.8.1
Mattermost » Mattermost Server » Version: 4.8.2

cpe:2.3:a:mattermost:mattermost_server:4.8.2
Mattermost » Mattermost Server » Version: 4.9.0

cpe:2.3:a:mattermost:mattermost_server:4.9.0
Mattermost » Mattermost Server » Version: 4.9.1

cpe:2.3:a:mattermost:mattermost_server:4.9.1
Mattermost » Mattermost Server » Version: 4.9.2

cpe:2.3:a:mattermost:mattermost_server:4.9.2
Mattermost » Mattermost Server » Version: 4.9.3

cpe:2.3:a:mattermost:mattermost_server:4.9.3
Mattermost » Mattermost Server » Version: 4.9.4

cpe:2.3:a:mattermost:mattermost_server:4.9.4
Mattermost » Mattermost Server » Version: 5.0.0

cpe:2.3:a:mattermost:mattermost_server:5.0.0
Mattermost » Mattermost Server » Version: 5.0.1

cpe:2.3:a:mattermost:mattermost_server:5.0.1
Mattermost » Mattermost Server » Version: 5.0.2

cpe:2.3:a:mattermost:mattermost_server:5.0.2
Mattermost » Mattermost Server » Version: 5.0.3

cpe:2.3:a:mattermost:mattermost_server:5.0.3
Mattermost » Mattermost Server » Version: 5.1.0

cpe:2.3:a:mattermost:mattermost_server:5.1.0
Mattermost » Mattermost Server » Version: 5.1.1

cpe:2.3:a:mattermost:mattermost_server:5.1.1
Mattermost » Mattermost Server » Version: 5.1.2

cpe:2.3:a:mattermost:mattermost_server:5.1.2
Mattermost » Mattermost Server » Version: 5.14.0

cpe:2.3:a:mattermost:mattermost_server:5.14.0
Mattermost » Mattermost Server » Version: 5.14.1

cpe:2.3:a:mattermost:mattermost_server:5.14.1
Mattermost » Mattermost Server » Version: 5.14.2

cpe:2.3:a:mattermost:mattermost_server:5.14.2
Mattermost » Mattermost Server » Version: 5.14.3

cpe:2.3:a:mattermost:mattermost_server:5.14.3
Mattermost » Mattermost Server » Version: 5.14.4

cpe:2.3:a:mattermost:mattermost_server:5.14.4
Mattermost » Mattermost Server » Version: 5.15.0

cpe:2.3:a:mattermost:mattermost_server:5.15.0
Mattermost » Mattermost Server » Version: 5.15.1

cpe:2.3:a:mattermost:mattermost_server:5.15.1
Mattermost » Mattermost Server » Version: 5.16.0

cpe:2.3:a:mattermost:mattermost_server:5.16.0
Mattermost » Mattermost Server » Version: 5.2.0

cpe:2.3:a:mattermost:mattermost_server:5.2.0
Mattermost » Mattermost Server » Version: 5.2.1

cpe:2.3:a:mattermost:mattermost_server:5.2.1
Mattermost » Mattermost Server » Version: 5.2.2

cpe:2.3:a:mattermost:mattermost_server:5.2.2
Mattermost » Mattermost Server » Version: 5.3.0

cpe:2.3:a:mattermost:mattermost_server:5.3.0
Mattermost » Mattermost Server » Version: 5.3.1

cpe:2.3:a:mattermost:mattermost_server:5.3.1
Mattermost » Mattermost Server » Version: 5.4.0

cpe:2.3:a:mattermost:mattermost_server:5.4.0
Mattermost » Mattermost Server » Version: 5.5.0

cpe:2.3:a:mattermost:mattermost_server:5.5.0
Mattermost » Mattermost Server » Version: 5.5.1

cpe:2.3:a:mattermost:mattermost_server:5.5.1
Mattermost » Mattermost Server » Version: 5.5.2

cpe:2.3:a:mattermost:mattermost_server:5.5.2
Mattermost » Mattermost Server » Version: 5.5.3

cpe:2.3:a:mattermost:mattermost_server:5.5.3
Mattermost » Mattermost Server » Version: 5.6.0

cpe:2.3:a:mattermost:mattermost_server:5.6.0
Mattermost » Mattermost Server » Version: 5.6.1

cpe:2.3:a:mattermost:mattermost_server:5.6.1
Mattermost » Mattermost Server » Version: 5.6.2

cpe:2.3:a:mattermost:mattermost_server:5.6.2
Mattermost » Mattermost Server » Version: 5.6.3

cpe:2.3:a:mattermost:mattermost_server:5.6.3
Mattermost » Mattermost Server » Version: 5.6.4

cpe:2.3:a:mattermost:mattermost_server:5.6.4
Mattermost » Mattermost Server » Version: 5.6.5

cpe:2.3:a:mattermost:mattermost_server:5.6.5
Mattermost » Mattermost Server » Version: 5.7.0

cpe:2.3:a:mattermost:mattermost_server:5.7.0
Mattermost » Mattermost Server » Version: 5.7.1

cpe:2.3:a:mattermost:mattermost_server:5.7.1
Mattermost » Mattermost Server » Version: 5.7.2

cpe:2.3:a:mattermost:mattermost_server:5.7.2
Mattermost » Mattermost Server » Version: 5.7.3

cpe:2.3:a:mattermost:mattermost_server:5.7.3
Mattermost » Mattermost Server » Version: 5.8.0

cpe:2.3:a:mattermost:mattermost_server:5.8.0
Mattermost » Mattermost Server » Version: 5.8.1

cpe:2.3:a:mattermost:mattermost_server:5.8.1
Mattermost » Mattermost Server » Version: 5.8.2

cpe:2.3:a:mattermost:mattermost_server:5.8.2
Mattermost » Mattermost Server » Version: 5.9.0

cpe:2.3:a:mattermost:mattermost_server:5.9.0
Mattermost » Mattermost Server » Version: 5.9.1

cpe:2.3:a:mattermost:mattermost_server:5.9.1
Mattermost » Mattermost Server » Version: 5.9.2

cpe:2.3:a:mattermost:mattermost_server:5.9.2
Mattermost » Mattermost Server » Version: 5.9.3

cpe:2.3:a:mattermost:mattermost_server:5.9.3
Mattermost » Mattermost Server » Version: 5.9.4

cpe:2.3:a:mattermost:mattermost_server:5.9.4
Mattermost » Mattermost Server » Version: 5.9.5

cpe:2.3:a:mattermost:mattermost_server:5.9.5

Vulnerabilities

Vulnerable Software

Vulnerability Details CVE-2019-20855

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