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mosquitto vulnerabilities and exploits
(subscribe to this query)
NA
CVE-2023-28366
The broker in Eclipse Mosquitto 1.3.2 up to and including 2.x prior to 2.0.16 has a memory leak that can be abused remotely when a client sends many QoS 2 messages with duplicate message IDs, and fails to respond to PUBREC commands. This occurs because of mishandling of EAGAIN fr...
Eclipse Mosquitto
NA
CVE-2023-3592
In Mosquitto prior to 2.0.16, a memory leak occurs when clients send v5 CONNECT packets with a will message that contains invalid property types.
Eclipse Mosquitto
NA
CVE-2023-5632
In Eclipse Mosquito before and including 2.0.5, establishing a connection to the mosquitto server without sending data causes the EPOLLOUT event to be added, which results excessive CPU consumption. This could be used by a malicious actor to perform denial of service type attack....
Eclipse Mosquitto
4
CVSSv2
CVE-2021-34431
In Eclipse Mosquitto version 1.6 to 2.0.10, if an authenticated client that had connected with MQTT v5 sent a crafted CONNECT message to the broker a memory leak would occur, which could be used to provide a DoS attack against the broker.
Eclipse Mosquitto
5
CVSSv2
CVE-2021-34432
In Eclipse Mosquitto versions 2.07 and previous versions, the server will crash if the client tries to send a PUBLISH packet with topic length = 0.
Eclipse Mosquitto
1 Github repository
NA
CVE-2023-0809
In Mosquitto prior to 2.0.16, excessive memory is allocated based on malicious initial packets that are not CONNECT packets.
Eclipse Mosquitto
5
CVSSv2
CVE-2021-41039
In versions 1.6 to 2.0.11 of Eclipse Mosquitto, an MQTT v5 client connecting with a large number of user-property properties could cause excessive CPU usage, leading to a loss of performance and possible denial of service.
Eclipse Mosquitto
5.5
CVSSv2
CVE-2019-11778
If an MQTT v5 client connects to Eclipse Mosquitto versions 1.6.0 to 1.6.4 inclusive, sets a last will and testament, sets a will delay interval, sets a session expiry interval, and the will delay interval is set longer than the session expiry interval, then a use after free erro...
Eclipse Mosquitto
5
CVSSv2
CVE-2018-12543
In Eclipse Mosquitto versions 1.5 to 1.5.2 inclusive, if a message is published to Mosquitto that has a topic starting with $, but that is not $SYS, e.g. $test/test, then an assert is triggered that should otherwise not be reachable and Mosquitto will exit.
Eclipse Mosquitto
2 Github repositories
4
CVSSv2
CVE-2018-12546
In Eclipse Mosquitto version 1.0 to 1.5.5 (inclusive) when a client publishes a retained message to a topic, then has its access to that topic revoked, the retained message will still be published to clients that subscribe to that topic in the future. In some applications this ma...
Eclipse Mosquitto
CVSSv2
CVSSv2
CVSSv3
VMScore
Recommendations:
CVE-2024-26073
SSRF
reflected XSS
spoof
CVE-2024-20768
CVE-2022-26766
CVE-2024-28353
CVE-2024-22453
CVE-2024-0719
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