CVE-2023-0809

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Source
https://cve.org/CVERecord?id=CVE-2023-0809
Import Source
https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2023-0809.json
JSON Data
https://api.test.osv.dev/v1/vulns/CVE-2023-0809
Downstream
Related
Published
2023-10-02T18:56:26.824Z
Modified
2026-08-19T11:48:30.210004986Z
Severity
  • 5.8 (Medium) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:L CVSS Calculator
Summary
[none]
Details

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

Database specific 
{
    "unresolved_ranges": [
        {
            "source": "AFFECTED_FIELD",
            "extracted_events": [
                {
                    "fixed": "2.0.16"
                }
            ]
        },
        {
            "source": "DESCRIPTION",
            "extracted_events": [
                {
                    "fixed": "2.0.16"
                }
            ]
        }
    ],
    "cna_assigner": "eclipse",
    "cwe_ids": [
        "CWE-789"
    ],
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/0xxx/CVE-2023-0809.json"
}
References

Affected packages

Git / github.com/eclipse-mosquitto/mosquitto

Affected ranges

Type
GIT
Repo
https://github.com/eclipse-mosquitto/mosquitto
Events
Introduced
0 Unknown introduced commit / All previous commits are affected
Fixed
9e0831b3ed87f9b9a60a01f74040a077f40946c4
Database specific
Show details 
{
    "cpe": "cpe:2.3:a:eclipse:mosquitto:*:*:*:*:*:*:*:*",
    "extracted_events": [
        {
            "introduced": "0"
        },
        {
            "fixed": "2.0.16"
        }
    ],
    "source": "CPE_RANGE"
}

Affected versions

v1.*
v1.4.1
v1.4.10
v1.4.11
v1.4.12
v1.4.13
v1.4.14
v1.4.15
v1.4.2
v1.4.3
v1.4.4
v1.4.5
v1.4.6
v1.4.7
v1.4.8
v1.4.9
v1.5
v1.6
v1.6.1
v1.6.10
v1.6.11
v1.6.12
v1.6.2
v1.6.3
v1.6.4
v1.6.5
v1.6.6
v1.6.7
v1.6.8
v1.6.9
v2.*
v2.0.0
v2.0.1
v2.0.10
v2.0.11
v2.0.12
v2.0.13
v2.0.14
v2.0.15
v2.0.2
v2.0.3
v2.0.4
v2.0.5
v2.0.6
v2.0.7
v2.0.8
v2.0.9

Database specific

source 
"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2023-0809.json"