CVE-2023-0809

2023-10-0218:56:26

CWE-789

eclipse

www.cve.org

mosquitto

memory allocation

vulnerability

CVSS3

5.8

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

CHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

LOW

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

AI Score

6.6

Confidence

High

EPSS

0.001

Percentile

28.2%

JSON

In Mosquitto before 2.0.16, excessive memory is allocated based on malicious initial packets that are not CONNECT packets.

CNA Affected

[
  {
    "defaultStatus": "unaffected",
    "product": "Mosquitto",
    "vendor": "Eclipse",
    "versions": [
      {
        "lessThan": "2.0.16",
        "status": "affected",
        "version": "0",
        "versionType": "semver"
      }
    ]
  }
]