critical9.3
CVE-2017-18884
Mattermost Server exposes OAuth personal access tokens to attackers
Impact
An issue was discovered in Mattermost Server before 4.3.0, 4.2.1, and 4.1.2. It allows attackers to gain privileges by using a registered OAuth application with personal access tokens.
Affected packages
| Ecosystem | Package | Affected | Fixed in |
|---|---|---|---|
| go | github.com/mattermost/mattermost-server | < 4.1.2 | 4.1.2 |
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Mattermost | Mattermost Server | before 4.1.2 from 4.2.0 before 4.2.1 Version 4.3.0 |