EMQ X Broker up to 4.2.7 memory allocation

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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3.4$0-$5k0.00

Summaryinfo

A vulnerability was found in EMQ X Broker up to 4.2.7 and classified as problematic. Impacted is an unknown function. The manipulation results in memory allocation. This vulnerability is cataloged as CVE-2021-33175. There is no exploit available. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability classified as problematic has been found in EMQ X Broker up to 4.2.7. Affected is an unknown code. The manipulation with an unknown input leads to a memory allocation vulnerability. CWE is classifying the issue as CWE-789. The product allocates memory based on an untrusted, large size value, but it does not ensure that the size is within expected limits, allowing arbitrary amounts of memory to be allocated. This is going to have an impact on availability.

The weakness was shared 06/09/2021. The advisory is shared for download at synopsys.com. This vulnerability is traded as CVE-2021-33175. There are neither technical details nor an exploit publicly available.

Upgrading to version 4.2.8 eliminates this vulnerability.

VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Vendor

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 3.5
VulDB Meta Temp Score: 3.4

VulDB Base Score: 3.5
VulDB Temp Score: 3.4
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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

Exploitinginfo

Class: Memory allocation
CWE: CWE-789 / CWE-400 / CWE-404
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Partially

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: X Broker 4.2.8

Timelineinfo

05/18/2021 🔍
06/09/2021 +22 days 🔍
06/09/2021 +0 days 🔍
06/11/2021 +2 days 🔍

Sourcesinfo

Advisory: synopsys.com
Status: Confirmed

CVE: CVE-2021-33175 (🔍)
GCVE (CVE): GCVE-0-2021-33175
GCVE (VulDB): GCVE-100-176544

Entryinfo

Created: 06/09/2021 08:22
Updated: 06/11/2021 10:10
Changes: 06/09/2021 08:22 (37), 06/11/2021 10:10 (5)
Complete: 🔍
Cache ID: 216::103

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