Design/Logic Flaw

2020-06-1917:15:00

PRIOn knowledge base

www.prio-n.com

7.3 High

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

42.5%

JSON

An issue was discovered in Mattermost Server before 4.5.0, 4.4.5, 4.3.4, and 4.2.2. It allows attackers to cause a denial of service (application crash) via an @ character before a JavaScript field name.

CPENameOperatorVersion
mattermost_servereq4.5.0 rc2
mattermost_servereq4.5.0 rc3
mattermost_servereq4.5.0 rc4
mattermost_servereq4.5.0 rc1
mattermost_serverge4.4.0
mattermost_serverlt4.4.5
mattermost_serverlt4.2.2
mattermost_serverge4.3.0
mattermost_serverlt4.3.4

Name	Operator	Version
mattermost_server	eq	4.5.0 rc2
mattermost_server	eq	4.5.0 rc3
mattermost_server	eq	4.5.0 rc4
mattermost_server	eq	4.5.0 rc1
mattermost_server	ge	4.4.0
mattermost_server	lt	4.4.5
mattermost_server	lt	4.2.2
mattermost_server	ge	4.3.0
mattermost_server	lt	4.3.4

References

mattermost.com/security-updates/