- Description
- The Kerlink firewall in ChirpStack chirpstack-mqtt-forwarder before 4.2.1 and chirpstack-gateway-bridge before 4.0.11 wrongly accepts certain TCP packets when a connection is not in the ESTABLISHED state.
- Source
- cve@mitre.org
- NVD status
- Analyzed
- Products
- gateway_bridge, mqtt_forwarder
CVSS 3.1
- Type
- Secondary
- Base score
- 7.5
- Impact score
- 3.6
- Exploitability score
- 3.9
- Vector string
- CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
- Severity
- HIGH
- Hype score
- Not currently trending
[
{
"nodes": [
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:a:chirpstack:gateway_bridge:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "72620406-25E5-42D2-8F8E-BE07AB728DBC",
"versionEndExcluding": "4.0.11"
},
{
"criteria": "cpe:2.3:a:chirpstack:mqtt_forwarder:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "C39273DC-8121-4F67-A025-7A77866FEA5B",
"versionEndExcluding": "4.2.1"
}
],
"operator": "OR"
}
]
}
]