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cve[email protected]CVE-2023-23616
HistoryJan 28, 2023 - 12:15 a.m.

CVE-2023-23616

2023-01-2800:15:09
CWE-400
web.nvd.nist.gov
29
cve
cve-2023
discourse
open source
discussion platform
security vulnerability
membership request
database flooding

4.3 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

LOW

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

4.5 Medium

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

43.4%

Discourse is an open-source discussion platform. Prior to version 3.0.1 on the stable branch and 3.1.0.beta2 on the beta and tests-passed branches, when submitting a membership request, there is no character limit for the reason provided with the request. This could potentially allow a user to flood the database with a large amount of data. However it is unlikely this could be used as part of a DoS attack, as the paths reading back the reasons are only available to administrators. Starting in version 3.0.1 on the stable branch and 3.1.0.beta2 on the beta and tests-passed branches, a limit of 280 characters has been introduced for membership requests.

Affected configurations

Vulners
NVD
Node
discoursediscourseRange<3.0.1
VendorProductVersionCPE
discoursediscourse*cpe:2.3:a:discourse:discourse:*:*:*:*:*:*:*:*

CNA Affected

[
  {
    "vendor": "discourse",
    "product": "discourse",
    "versions": [
      {
        "version": "3.1.0.beta1",
        "status": "affected"
      },
      {
        "version": "3.0.1",
        "status": "affected",
        "lessThan": "3.0.1",
        "versionType": "custom"
      }
    ]
  }
]

4.3 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

LOW

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

4.5 Medium

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

43.4%

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