Today > 6 Critical | 2 High | 10 Medium vulnerabilities   -   You can now download lists of IOCs here!

CVE-2025-20033

Jan. 9, 2025, 7:15 a.m.

CVSS Score

4.3 / 10

Product(s) Impacted

Mattermost

  • 10.2.0
  • 9.11.x <= 9.11.5
  • 10.0.x <= 10.0.3
  • 10.1.x <= 10.1.3

Description

Mattermost versions 10.2.0, 9.11.x <= 9.11.5, 10.0.x <= 10.0.3, 10.1.x <= 10.1.3 fail to properly validate post types, which allows attackers to deny service to users with the sysconsole_read_plugins permission via creating a post with the custom_pl_notification type and specific props.

Weaknesses

CWE-1287
Improper Validation of Specified Type of Input

The product receives input that is expected to be of a certain type, but it does not validate or incorrectly validates that the input is actually of the expected type.

CWE ID: 1287

Date

Published: Jan. 9, 2025, 7:15 a.m.

Last Modified: Jan. 9, 2025, 7:15 a.m.

Status : Received

CVE has been recently published to the CVE List and has been received by the NVD.

More info

Source

responsibledisclosure@mattermost.com

CVSS Data

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

LOW

Base Score
4.3
Exploitability Score
2.8
Impact Score
1.4
Base Severity
MEDIUM
CVSS Vector String

The CVSS vector string provides an in-depth view of the vulnerability metrics.

View Vector String

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L

References

https://mattermost.com/ responsibledisclosure@mattermost.com