GHSA-w496-f5qq-m58j
Mattermost vulnerable to excessive memory consumption
Packages
| Ecosystem | Package | Affected | Fixed in |
|---|---|---|---|
| Go | github.com/mattermost/mattermost-server/v6 | < 7.8.12 | 7.8.12 |
| Go | github.com/mattermost/mattermost/server/v8 | >= 8.0.0, < 8.0.4 | 8.0.4 |
| Go | github.com/mattermost/mattermost/server/v8 | >= 8.1.0, < 8.1.3 | 8.1.3 |
| Go | github.com/mattermost/mattermost/server/v8 | >= 9.0.0, < 9.0.1 | 9.0.1 |
Details
As written in the advisory (Markdown source, shown as plain text).
Mattermost fails to properly sanitize the request to `/api/v4/redirect_location` allowing an attacker, sending a specially crafted request to `/api/v4/redirect_location`, to fill up the memory due to caching large items.
References
External links from the advisory. They lead to third-party sites.