7.5
HIGH
CVE-2024-3935
Eclipse Mosquitto Double Free Vulnerability
Description

In Eclipse Mosquito, versions from 2.0.0 through 2.0.18, if a Mosquitto broker is configured to create an outgoing bridge connection, and that bridge connection has an incoming topic configured that makes use of topic remapping, then if the remote connection sends a crafted PUBLISH packet to the broker a double free will occur with a subsequent crash of the broker.

INFO

Published Date :

Oct. 30, 2024, 12:15 p.m.

Last Modified :

Nov. 1, 2024, 12:57 p.m.

Remotely Exploitable :

Yes !

Impact Score :

3.6

Exploitability Score :

3.9
Affected Products

The following products are affected by CVE-2024-3935 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

No affected product recoded yet

References to Advisories, Solutions, and Tools

Here, you will find a curated list of external links that provide in-depth information, practical solutions, and valuable tools related to CVE-2024-3935.

URL Resource
https://github.com/eclipse-mosquitto/mosquitto/commit/ae7a804dadac8f2aaedb24336df8496a9680fda9
https://gitlab.eclipse.org/security/vulnerability-reports/-/issues/197
https://mosquitto.org/blog/2024/10/version-2-0-19-released/

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2024-3935 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2024-3935 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • CVE Modified by [email protected]

    Oct. 31, 2024

    Action Type Old Value New Value
    Added Reference Eclipse Foundation https://github.com/eclipse-mosquitto/mosquitto/commit/ae7a804dadac8f2aaedb24336df8496a9680fda9 [No types assigned]
  • CVE Modified by 134c704f-9b21-4f2e-91b3-4a467353bcc0

    Oct. 30, 2024

    Action Type Old Value New Value
    Added CVSS V3.1 CISA-ADP AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
  • CVE Received by [email protected]

    Oct. 30, 2024

    Action Type Old Value New Value
    Added Description In Eclipse Mosquito, versions from 2.0.0 through 2.0.18, if a Mosquitto broker is configured to create an outgoing bridge connection, and that bridge connection has an incoming topic configured that makes use of topic remapping, then if the remote connection sends a crafted PUBLISH packet to the broker a double free will occur with a subsequent crash of the broker.
    Added Reference Eclipse Foundation https://gitlab.eclipse.org/security/vulnerability-reports/-/issues/197 [No types assigned]
    Added Reference Eclipse Foundation https://mosquitto.org/blog/2024/10/version-2-0-19-released/ [No types assigned]
    Added CWE Eclipse Foundation CWE-415
    Added CVSS V4.0 Eclipse Foundation CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:N/VI:L/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2024-3935 is associated with the following CWEs:

Common Attack Pattern Enumeration and Classification (CAPEC)

Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2024-3935 weaknesses.

CVSS31 - Vulnerability Scoring System
Attack Vector
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