Eclipse Mosquitto up to 1.4.15 Broker CONNECT Packet resource management

HistoryDiffrelatejsonxmlCTI

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
6.3	$0-$5k	0.00

Summaryinfo

A vulnerability classified as problematic has been found in Eclipse Mosquitto up to 1.4.15. The affected element is an unknown function of the component Broker. Performing a manipulation as part of CONNECT Packet results in resource management. This vulnerability is identified as CVE-2017-7654. The attack can be initiated remotely. There is not any exploit available. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability classified as problematic has been found in Eclipse Mosquitto up to 1.4.15. This affects some unknown processing of the component Broker. The manipulation as part of a CONNECT Packet leads to a resource management vulnerability. CWE is classifying the issue as CWE-399. This is going to have an impact on availability. The summary by CVE is:

In Eclipse Mosquitto 1.4.15 and earlier, a Memory Leak vulnerability was found within the Mosquitto Broker. Unauthenticated clients can send crafted CONNECT packets which could cause a denial of service in the Mosquitto Broker.

The bug was discovered 06/05/2018. The weakness was released 06/05/2018 (Website). It is possible to read the advisory at bugs.eclipse.org. This vulnerability is uniquely identified as CVE-2017-7654 since 04/11/2017. The exploitability is told to be easy. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. The technical details are unknown and an exploit is not publicly available.

The vulnerability scanner Nessus provides a plugin with the ID 117835 (Debian DLA-1525-1 : mosquitto security update), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Debian Local Security Checks and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 176514 (Debian Security Update for mosquitto (DSA 4325-1)).

Upgrading eliminates this vulnerability. A possible mitigation has been published 5 months after the disclosure of the vulnerability.

The vulnerability is also documented in the vulnerability database at Tenable (117835). Entries connected to this vulnerability are available at VDB-117068, VDB-117094 and VDB-118970. Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Vendor

Eclipse

Name

Mosquitto

Version

License

open-source

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.4
VulDB Meta Temp Score: 6.3

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.5
NVD Vector: 🔍

CVSSv2info

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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Resource management
CWE: CWE-399 / CWE-404
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Nessus ID: 117835
Nessus Name: Debian DLA-1525-1 : mosquitto security update
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

Reaction Time: 🔍
Exposure Time: 🔍

Timelineinfo

04/11/2017 🔍
06/05/2018 +419 days 🔍
06/05/2018 +0 days 🔍
06/05/2018 +0 days 🔍
06/06/2018 +1 days 🔍
09/28/2018 +114 days 🔍
10/01/2018 +3 days 🔍
03/21/2023 +1632 days 🔍

Sourcesinfo

Advisory: USN-4023-1
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2017-7654 (🔍)
GCVE (CVE): GCVE-0-2017-7654
GCVE (VulDB): GCVE-100-118971

OVAL: 🔍
See also: 🔍

Entryinfo

Created: 06/06/2018 09:10
Updated: 03/21/2023 17:51
Changes: 06/06/2018 09:10 (71), 02/15/2020 09:47 (5), 03/21/2023 17:51 (4)
Complete: 🔍
Cache ID: 216::103

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.