Denial of service

2020-06-1918:15:00

PRIOn knowledge base

www.prio-n.com

5.2 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.

CPENameOperatorVersion
mattermost_serverge4.2.0
mattermost_serverlt4.2.1
mattermost_servereq4.3.0 rc2
mattermost_servereq4.3.0 rc3
mattermost_servereq4.3.0 rc4
mattermost_servereq4.3.0 rc1
mattermost_serverlt4.1.2

Name	Operator	Version
mattermost_server	ge	4.2.0
mattermost_server	lt	4.2.1
mattermost_server	eq	4.3.0 rc2
mattermost_server	eq	4.3.0 rc3
mattermost_server	eq	4.3.0 rc4
mattermost_server	eq	4.3.0 rc1
mattermost_server	lt	4.1.2

References

mattermost.com/security-updates/