Vulnerability · Published Aug 1, 2024 · Assigned by Mattermost
CVE-2024-39832Permanently local data deletion by malicious remote
Medium 6.8
In plain English
A medium-severity security flaw in Mattermost from Mattermost. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.5% (higher than 40% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.
Severity (CVSS 3.1)6.8Medium
Exploit odds (30 days)0.5%top 59.9% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
Mattermost versions 9.9.x <= 9.9.0, 9.5.x <= 9.5.6, 9.7.x <= 9.7.5, 9.8.x <= 9.8.1 fail to properly safeguard an error handling which allows a malicious remote to permanently delete local data by abusing dangerous error handling, when share channels were enabled.
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| Go | github.com/mattermost/mattermost-server | 9.5.7+incompatible, 9.7.6+incompatible, 9.8.2+incompatible, 9.9.1+incompatible | GO-2024-3020 |
| Go | github.com/mattermost/mattermost-server/v5 | no fix listed | GO-2024-3020 |
| Go | github.com/mattermost/mattermost-server/v6 | no fix listed | GO-2024-3020 |
| Go | github.com/mattermost/mattermost/server/v8 | 9.9.1 | GHSA-762m-4cx6-6mf4 |
| Go | github.com/mattermost/mattermost/server/v8 | 9.5.7 | GHSA-762m-4cx6-6mf4 |
| Go | github.com/mattermost/mattermost/server/v8 | no fix listed | GO-2024-3020 |
| Go | github.com/mattermost/mattermost/server/v8 | 9.7.6 | GHSA-762m-4cx6-6mf4 |
| Go | github.com/mattermost/mattermost/server/v8 | 9.8.2 | GHSA-762m-4cx6-6mf4 |
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| Mattermost | Mattermost | 9.9.09.5.0 – through 9.5.69.7.0 – through 9.7.59.8.0 – through 9.8.1 |
Weakness: CWE-754 · Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:N/I:N/A:H