Eclipse Mosquito up to 2.0.5 Server iteration

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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7.4$0-$5k0.00

Summaryinfo

A vulnerability marked as problematic has been reported in Eclipse Mosquito up to 2.0.5. This affects an unknown function of the component Server. The manipulation leads to iteration. This vulnerability is referenced as CVE-2023-5632. Remote exploitation of the attack is possible. No exploit is available. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability was found in Eclipse Mosquito up to 2.0.5. It has been rated as critical. This issue affects an unknown code of the component Server. The manipulation with an unknown input leads to a iteration vulnerability. Using CWE to declare the problem leads to CWE-834. The product performs an iteration or loop without sufficiently limiting the number of times that the loop is executed. Impacted is availability. The summary by CVE is:

In Eclipse Mosquito before and including 2.0.5, establishing a connection to the mosquitto server without sending data causes the EPOLLOUT event to be added, which results excessive CPU consumption. This could be used by a malicious actor to perform denial of service type attack. This issue is fixed in 2.0.6

The weakness was published 10/18/2023. It is possible to read the advisory at github.com. The identification of this vulnerability is CVE-2023-5632 since 10/18/2023. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1499 according to MITRE ATT&CK.

Upgrading to version 2.0.6 eliminates this vulnerability. Applying the patch 18bad1ff32435e523d7507e9b2ce0010124a8f2d is able to eliminate this problem. The bugfix is ready for download at github.com. The best possible mitigation is suggested to be upgrading to the latest version.

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Productinfo

Vendor

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.5
VulDB Meta Temp Score: 7.4

VulDB Base Score: 7.5
VulDB Temp Score: 7.2
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.5
NVD Vector: 🔍

CNA Base Score: 7.5
CNA Vector (Eclipse Foundation): 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Iteration
CWE: CWE-834 / CWE-404
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Mosquito 2.0.6
Patch: 18bad1ff32435e523d7507e9b2ce0010124a8f2d

Timelineinfo

10/18/2023 🔍
10/18/2023 +0 days 🔍
10/18/2023 +0 days 🔍
06/25/2025 +616 days 🔍

Sourcesinfo

Advisory: 18bad1ff32435e523d7507e9b2ce0010124a8f2d
Status: Confirmed

CVE: CVE-2023-5632 (🔍)
GCVE (CVE): GCVE-0-2023-5632
GCVE (VulDB): GCVE-100-242855

Entryinfo

Created: 10/18/2023 15:33
Updated: 06/25/2025 23:57
Changes: 10/18/2023 15:33 (52), 11/11/2023 02:49 (1), 06/25/2025 23:57 (26)
Complete: 🔍
Cache ID: 216::103

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