CVE-2023-45223

2023-11-2710:15:07

CWE-200

[email protected]

web.nvd.nist.gov

mattermost

boards

unauthorized access

user names

cve-2023-45223

4.3 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

LOW

Integrity Impact

NONE

Availability Impact

NONE

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

4.4 Medium

AI Score

Confidence

High

0.0004 Low

EPSS

Percentile

14.0%

JSON

Mattermost fails to properly validate the “Show Full Name” option in a few endpoints in Mattermost Boards, allowing a member to get the full name of another user even if the Show Full Name option was disabled.

Affected configurations

NVD

Node

mattermostmattermostRange≤7.8.12

mattermostmattermostRange8.0.0–8.1.3

CPENameOperatorVersion
mattermost:mattermostmattermostle7.8.12
mattermost:mattermostmattermostle8.1.3

CPE	Name	Operator	Version
mattermost:mattermost	mattermost	le	7.8.12
mattermost:mattermost	mattermost	le	8.1.3

CNA Affected

[
  {
    "defaultStatus": "unaffected",
    "product": "Mattermost",
    "vendor": "Mattermost",
    "versions": [
      {
        "lessThanOrEqual": "7.8.12",
        "status": "affected",
        "version": "0",
        "versionType": "semver"
      },
      {
        "lessThanOrEqual": "8.1.3",
        "status": "affected",
        "version": "0",
        "versionType": "semver"
      },
      {
        "status": "unaffected",
        "version": "7.8.13"
      },
      {
        "status": "unaffected",
        "version": "8.1.4"
      }
    ]
  }
]