CVE-2019-20871

An issue was discovered in Mattermost Server before 5.9.0, 5.8.1, 5.7.3, and 4.10.8. The Markdown library allows catastrophic backtracking.

CVSS v3 7.5 HIGH
CVSS v2.0 5.0 MEDIUM

7.5^/10

CVSS v3 : HIGH

Vector :

Exploitability : 3.9 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

5.0^/10

CVSS v2.0 : MEDIUM

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

Exploitability : 10.0 / Impact : 2.9

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact PARTIAL

References

Link	Resource
https://mattermost.com/security-updates/	Vendor Advisory
https://mattermost.com/security-updates/	Vendor Advisory

Configurations

Configuration 1 (hide)

OR	cpe:2.3:a:mattermost:mattermost_server::::::::
	cpe:2.3:a:mattermost:mattermost_server::::::::
	cpe:2.3:a:mattermost:mattermost_server::::::::
	cpe:2.3:a:mattermost:mattermost_server:5.9.0:rc1::::::
	cpe:2.3:a:mattermost:mattermost_server:5.9.0:rc2::::::
	cpe:2.3:a:mattermost:mattermost_server:5.9.0:rc3::::::
	cpe:2.3:a:mattermost:mattermost_server:5.9.0:rc4::::::

History

21 Nov 2024, 04:39

Type	Values Removed	Values Added
References	~~() https://mattermost.com/security-updates/ - Vendor Advisory~~	() https://mattermost.com/security-updates/ - Vendor Advisory

Information

Published : 2020-06-19 16:15

Updated : 2024-11-21 04:39

NVD link : CVE-2019-20871

Mitre link : CVE-2019-20871

CVE.ORG link : CVE-2019-20871

JSON object : View

Products Affected

mattermost

mattermost_server

CWE

NVD-CWE-Other

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