Vulnerability Report

CVE-2017-7653

Title: Eclipse Mosquitto Denial of Service (DoS)

Denial of Service (DoS)

Proof Of Concept

No public PoC currently indexed for CVE-2017-7653.

CWE Category CWE-20
Published Date Jun 05, 2018
Modified Date Nov 21, 2024
Exploit Status Not Found
Score 5.3 CVSS v3.0
Exploit Probability (EPSS)
0.93%

Vulnerability Summary

CVE-2017-7653: The Eclipse Mosquitto broker up to version 1.4.15 does not reject strings that are not valid UTF-8. A malicious client could cause other clients that do reject invalid UTF-8 strings to disconnect themselves from the broker by sending a topic string which is not valid UTF-8, and so cause a denial of service for the clients.

Impacted Vendors

E
eclipse 1

Reference Links

http://docs.oasis-open.org/mqtt/disallowed-chars/v1.0/disallowed-chars-v1.0.pdf https://bugs.eclipse.org/bugs/show_bug.cgi?id=532113 https://lists.debian.org/debian-lts-announce/2018/09/msg00036.html https://usn.ubuntu.com/4023-1/ https://www.debian.org/security/2018/dsa-4325 http://docs.oasis-open.org/mqtt/disallowed-chars/v1.0/disallowed-chars-v1.0.pdf https://bugs.eclipse.org/bugs/show_bug.cgi?id=532113 https://lists.debian.org/debian-lts-announce/2018/09/msg00036.html https://usn.ubuntu.com/4023-1/ https://www.debian.org/security/2018/dsa-4325
CVSS v3.0
Source Entity [email protected]
Severity MEDIUM
5.3
Attack Vector
NETWORK
Complexity
HIGH
Privileges
N/A
Interaction
NONE
Confidentiality
N/A
Integrity
N/A
Availability
N/A
Scope
UNCHANGED
RAW VECTOR CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H
CVSS v2.0
Source Entity [email protected]
Severity LOW
3.5
Access Vector
N/A
Authentication
N/A
RAW VECTOR AV:N/AC:M/Au:S/C:N/I:N/A:P

Associated Attack Patterns (CAPEC)

Total: Patterns

CVE-2017-7653 Exploits & PoCs (Proof Of Concept)

No public PoCs found in our database for this CVE.

MODIFIED

Vulnerability data or affected products updated.

PUBLISHED

Vulnerability first announced in NVD.

Attack Vector Matrix

Access Vector NETWORK
Complexity HIGH
Privileges N/A
Interaction NONE
CVSS Vector String CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H

Affected Stack

No specific products linked.