Wazuh up to 4.1.5 Manager integer underflow

CVSS Meta Temp Score
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CTI Interest Score
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4.1$0-$5k0.00

Summaryinfo

A vulnerability was found in Wazuh up to 4.1.5. It has been declared as critical. The affected element is an unknown function of the component Manager. Executing a manipulation can lead to integer underflow. The identification of this vulnerability is CVE-2021-41821. The attack may be launched remotely. There is no exploit available. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability classified as critical was found in Wazuh up to 4.1.5. This vulnerability affects some unknown processing of the component Manager. The manipulation with an unknown input leads to a integer underflow vulnerability. The CWE definition for the vulnerability is CWE-191. The product subtracts one value from another, such that the result is less than the minimum allowable integer value, which produces a value that is not equal to the correct result. As an impact it is known to affect availability.

The weakness was shared 09/30/2021 as 9201. The advisory is available at github.com. This vulnerability was named CVE-2021-41821 since 09/29/2021. The technical details are unknown and an exploit is not available.

Upgrading to version 4.2.0 eliminates this vulnerability. The upgrade is hosted for download at documentation.wazuh.com.

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Productinfo

Name

Version

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.3
VulDB Meta Temp Score: 4.1

VulDB Base Score: 4.3
VulDB Temp Score: 4.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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

Exploitinginfo

Class: Integer underflow
CWE: CWE-191 / CWE-189
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: Wazuh 4.2.0

Timelineinfo

09/29/2021 🔍
09/30/2021 +1 days 🔍
09/30/2021 +0 days 🔍
10/04/2021 +4 days 🔍

Sourcesinfo

Product: github.com

Advisory: 9201
Status: Confirmed

CVE: CVE-2021-41821 (🔍)
GCVE (CVE): GCVE-0-2021-41821
GCVE (VulDB): GCVE-100-183574

Entryinfo

Created: 09/30/2021 07:38
Updated: 10/04/2021 08:25
Changes: 09/30/2021 07:38 (40), 10/04/2021 08:25 (1)
Complete: 🔍
Cache ID: 216::103

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