Vulnerability Report

CVE-2017-7652

RCE

Title: Eclipse Mosquitto RCE

RCE

Proof Of Concept

No public PoC currently indexed for CVE-2017-7652.

CWE Category CWE-789
Published Date Apr 25, 2018
Modified Date Nov 21, 2024
Exploit Status Not Found
Score 7.5 CVSS v3.0
Exploit Probability (EPSS)
1.00%

Vulnerability Summary

CVE-2017-7652: In Eclipse Mosquitto 1.4.14, if a Mosquitto instance is set running with a configuration file, then sending a HUP signal to server triggers the configuration to be reloaded from disk. If there are lots of clients connected so that there are no more file descriptors/sockets available (default limit typically 1024 file descriptors on Linux), then opening the configuration file will fail.

Impacted Vendors

E
eclipse 1

Reference Links

https://bugs.eclipse.org/bugs/show_bug.cgi?id=530102 https://lists.debian.org/debian-lts-announce/2018/03/msg00037.html https://lists.debian.org/debian-lts-announce/2018/06/msg00016.html https://mosquitto.org/blog/2018/02/security-advisory-cve-2017-7651-cve-2017-7652/ https://www.debian.org/security/2018/dsa-4325 https://bugs.eclipse.org/bugs/show_bug.cgi?id=530102 https://lists.debian.org/debian-lts-announce/2018/03/msg00037.html https://lists.debian.org/debian-lts-announce/2018/06/msg00016.html https://mosquitto.org/blog/2018/02/security-advisory-cve-2017-7651-cve-2017-7652/ https://www.debian.org/security/2018/dsa-4325
CVSS v3.0
Source Entity [email protected]
Severity HIGH
7.5
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:H/I:H/A:H
CVSS v2.0
Source Entity [email protected]
Severity MEDIUM
6.0
Access Vector
N/A
Authentication
N/A
RAW VECTOR AV:N/AC:M/Au:S/C:P/I:P/A:P

Associated Attack Patterns (CAPEC)

Total: Patterns

CVE-2017-7652 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:H/I:H/A:H

Affected Stack

No specific products linked.