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CVE-2017-7651

Date: April 24, 2018

In Eclipse Mosquitto 1.4.14, a user can shutdown the Mosquitto server simply by filling the RAM memory with a lot of connections with large payload. This can be done without authentications if occur in connection phase of MQTT protocol.

Language: C

Severity Score

Related Resources (10)

https://nvd.nist.gov/vuln/detail/CVE-2017-7651
https://security.alpinelinux.org/vuln/CVE-2017-7651
https://bugs.eclipse.org/bugs/show_bug.cgi?id=529754
https://www.debian.org/security/2018/dsa-4325
https://security-tracker.debian.org/tracker/CVE-2017-7651
https://people.canonical.com/~ubuntu-security/cve/CVE-2017-7651
https://lists.debian.org/debian-lts-announce/2018/06/msg00016.html
https://lists.debian.org/debian-lts-announce/2018/03/msg00037.html
https://mosquitto.org/blog/2018/02/security-advisory-cve-2017-7651-cve-2017-7652/
https://www.mend.io/vulnerability-database/CVE-2017-7651

Severity Score

Weakness Type (CWE)

Uncontrolled Resource Consumption

CWE-400

Memory Allocation with Excessive Size Value

CWE-789

CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): LOW
Privileges Required (PR): NONE
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): NONE
Integrity (I): NONE
Availability (A): HIGH

CVSS v2

Base Score:
Access Vector (AV): NETWORK
Access Complexity (AC): LOW
Authentication (AU): NONE
Confidentiality (C): NONE
Integrity (I): NONE
Availability (A): PARTIAL
Additional information:

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