CVE-2021-34434

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Source
https://cve.org/CVERecord?id=CVE-2021-34434
Import Source
https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2021-34434.json
JSON Data
https://api.test.osv.dev/v1/vulns/CVE-2021-34434
Downstream
Related
Published
2021-08-30T20:15:07.363Z
Modified
2026-08-19T11:48:14.762156646Z
Severity
  • 5.3 (Medium) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N CVSS Calculator
Summary
[none]
Details

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.

Database specific 
{
    "unresolved_ranges": [
        {
            "source": "CPE_STRING",
            "cpes": [
                "cpe:2.3:o:fedoraproject:fedora:34:*:*:*:*:*:*:*",
                "cpe:2.3:o:fedoraproject:fedora:35:*:*:*:*:*:*:*"
            ],
            "vendor_product": "fedoraproject:fedora",
            "extracted_events": [
                {
                    "introduced": "34"
                },
                {
                    "last_affected": "34"
                },
                {
                    "introduced": "35"
                },
                {
                    "last_affected": "35"
                }
            ]
        }
    ]
}
References

Affected packages

Git / github.com/eclipse-mosquitto/mosquitto

Affected ranges

Type
GIT
Repo
https://github.com/eclipse-mosquitto/mosquitto
Events
Introduced
c00671af5c25593bebf065ed8820f7f00ee85efe
Last affected
3b89bb2e3532f99f0394b11a09ccc481cebcb0b2
Database specific
Show details 
{
    "source": "CPE_RANGE",
    "cpe": "cpe:2.3:a:eclipse:mosquitto:*:*:*:*:*:*:*:*",
    "extracted_events": [
        {
            "introduced": "2.0.0"
        },
        {
            "last_affected": "2.0.11"
        }
    ]
}

Affected versions

v2.*
v2.0.0
v2.0.1
v2.0.10
v2.0.11
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-2021-34434.json"