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[email protected]CVE-2021-34434

HistoryAug 30, 2021 - 8:15 p.m.

CVE-2021-34434

2021-08-3020:15:07

CWE-285

CWE-863

[email protected]

web.nvd.nist.gov

eclipse mosquitto

cve-2021-34434

security plugin

subscriptions

durable clients

nvd

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

NONE

AV:N/AC:L/Au:N/C:P/I:N/A:N

CVSS3

5.3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

LOW

Integrity Impact

NONE

Availability Impact

NONE

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

AI Score

5.3

Confidence

High

EPSS

0.002

Percentile

54.6%

JSON

In Eclipse Mosquitto versions 2.0 to 2.0.11, when using the dynamic security plugin, if the ability for a client to make subscriptions on a topic is revoked when a durable client is offline, then existing subscriptions for that client are not revoked.

Affected configurations

NVD

Node

eclipsemosquittoRange2.0.0–2.0.11

Node

fedoraprojectfedoraMatch34

fedoraprojectfedoraMatch35

VendorProductVersionCPE
eclipsemosquittocpe:/a:eclipse:mosquitto::::

Vendor	Product	Version	CPE
eclipse	mosquitto		cpe:/a:eclipse:mosquitto::::

CNA Affected

[
  {
    "vendor": "The Eclipse Foundation",
    "product": "Eclipse Mosquitto",
    "versions": [
      {
        "version": "2.0",
        "status": "affected",
        "lessThan": "unspecified",
        "versionType": "custom"
      },
      {
        "version": "unspecified",
        "lessThanOrEqual": "2.0.11",
        "status": "affected",
        "versionType": "custom"
      }
    ]
  }
]