cbcvebase.
CVE-2017-18894
published 2020-06-19

CVE-2017-18894: An issue was discovered in Mattermost Server before 4.2.0, 4.1.1, and 4.0.5, when used as an OAuth 2.0 service provider. Sometimes. resource-owner…

high8.1CVSS 3.1
AVNACLPRLUINSUCHIHAN
An issue was discovered in Mattermost Server before 4.2.0, 4.1.1, and 4.0.5, when used as an OAuth 2.0 service provider. Sometimes. resource-owner authorization is bypassed, allowing account takeover.

Affected

9 ranges
VendorProductVersion rangeFixed in
github.commattermost_mattermost-server>= 0 < 4.0.5+incompatible4.0.5+incompatible
github.commattermost_mattermost-server>= 0 < 4.0.54.0.5
github.commattermost_mattermost-server>= 4.1.0 < 4.1.14.1.1
github.commattermost_mattermost-server>= 4.1.0+incompatible < 4.1.1+incompatible4.1.1+incompatible
github.commattermost_mattermost-server>= 4.2.0-rc1 < 4.2.04.2.0
github.commattermost_mattermost-server>= 4.2.0-rc1+incompatible < 4.2.0+incompatible4.2.0+incompatible
mattermostmattermost_server< 4.0.54.0.5
mattermostmattermost_server
mattermostmattermost_server>= 4.1.0 < 4.1.14.1.1