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cve[email protected]CVE-2023-2193
HistoryApr 20, 2023 - 9:15 a.m.

CVE-2023-2193

2023-04-2009:15:10
CWE-862
web.nvd.nist.gov
68
cve-2023-2193
mattermost
oauth2
invalidation
authorization codes
access token
security vulnerability

9.1 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

NONE

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

9.2 High

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

43.5%

Mattermost fails to invalidate existing authorization codes when deauthorizing an OAuth2 app, allowing an attacker possessing an authorization code to generate an access token.

Affected configurations

NVD
Node
mattermostmattermostMatch7.1.7
OR
mattermostmattermostMatch7.7.3
OR
mattermostmattermostMatch7.8.2
OR
mattermostmattermostMatch7.9.1

CNA Affected

[
  {
    "defaultStatus": "unaffected",
    "product": "Mattermost",
    "vendor": "Mattermost",
    "versions": [
      {
        "lessThanOrEqual": "7.1.7",
        "status": "affected",
        "version": "0",
        "versionType": "semver"
      },
      {
        "lessThanOrEqual": "7.7.3",
        "status": "affected",
        "version": "0",
        "versionType": "semver"
      },
      {
        "lessThanOrEqual": "7.8.2",
        "status": "affected",
        "version": "0",
        "versionType": "semver"
      },
      {
        "lessThanOrEqual": "7.9.1",
        "status": "affected",
        "version": "0",
        "versionType": "semver"
      },
      {
        "status": "unaffected",
        "version": "7.10"
      },
      {
        "status": "unaffected",
        "version": "7.9.3"
      },
      {
        "status": "unaffected",
        "version": "7.8.4"
      },
      {
        "status": "unaffected",
        "version": "7.7.5"
      },
      {
        "status": "unaffected",
        "version": "7.1.9"
      }
    ]
  }
]

9.1 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

NONE

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

9.2 High

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

43.5%