CVE-2023-2788

2023-06-1609:15:09

CWE-613

CWE-862

[email protected]

web.nvd.nist.gov

mattermost

admin

oauth2

cve-2023-2788

security vulnerability

6.5 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

HIGH

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

NONE

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

0.001 Low

EPSS

Percentile

25.1%

JSON

Mattermost fails to check if an admin user account active after an oauth2 flow is started, allowing an attacker with admin privileges to retain persistent access to Mattermost by obtaining an oauth2 access token while the attacker’s account is deactivated.

Affected configurations

NVD

Node

mattermostmattermostRange7.1.0–7.1.9

mattermostmattermostRange7.8.0–7.8.4

mattermostmattermostRange7.9.0–7.9.3

mattermostmattermostMatch7.10.0

CPENameOperatorVersion
mattermost:mattermostmattermostle7.1.9
mattermost:mattermostmattermostle7.8.4
mattermost:mattermostmattermostle7.9.3
mattermost:mattermostmattermosteq7.10.0

CPE	Name	Operator	Version
mattermost:mattermost	mattermost	le	7.1.9
mattermost:mattermost	mattermost	le	7.8.4
mattermost:mattermost	mattermost	le	7.9.3
mattermost:mattermost	mattermost	eq	7.10.0

CNA Affected

[
  {
    "defaultStatus": "unaffected",
    "product": "Mattermost",
    "vendor": "Mattermost",
    "versions": [
      {
        "lessThanOrEqual": "7.1.9",
        "status": "affected",
        "version": "0",
        "versionType": "semver"
      },
      {
        "lessThanOrEqual": "7.8.4",
        "status": "affected",
        "version": "0",
        "versionType": "semver"
      },
      {
        "lessThanOrEqual": "7.9.3",
        "status": "affected",
        "version": "0",
        "versionType": "semver"
      },
      {
        "status": "affected",
        "version": "7.10.0"
      },
      {
        "status": "unaffected",
        "version": "7.1.10"
      },
      {
        "status": "unaffected",
        "version": "7.8.5"
      },
      {
        "status": "unaffected",
        "version": "7.9.4"
      },
      {
        "status": "unaffected",
        "version": "7.10.1"
      }
    ]
  }
]