BigBlueButton up to 2.3.17 Breakout Room improper authorization

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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4.2$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as critical, was found in BigBlueButton up to 2.3.17. The impacted element is an unknown function of the component Breakout Room Handler. Executing a manipulation can lead to improper authorization. The identification of this vulnerability is CVE-2022-29233. The attack may be launched remotely. There is no exploit available. You should upgrade the affected component.

Detailsinfo

A vulnerability classified as critical was found in BigBlueButton up to 2.3.17. This vulnerability affects some unknown functionality of the component Breakout Room Handler. The manipulation with an unknown input leads to a improper authorization vulnerability. The CWE definition for the vulnerability is CWE-285. The product does not perform or incorrectly performs an authorization check when an actor attempts to access a resource or perform an action. As an impact it is known to affect confidentiality.

The weakness was shared 06/02/2022 as GHSA-3mr9-p9gw-cf33. The advisory is shared for download at github.com. This vulnerability was named CVE-2022-29233 since 04/13/2022. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1548.002.

Upgrading to version 2.3.18 or 2.4-rc-1 eliminates this vulnerability. The upgrade is hosted for download at github.com. Applying a patch 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.

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

Productinfo

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.3
VulDB Meta Temp Score: 4.2

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

CNA Base Score: 4.3
CNA Vector (GitHub, Inc.): 🔍

CVSSv2info

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

Exploitinginfo

Class: Improper authorization
CWE: CWE-285 / CWE-266
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: BigBlueButton 2.3.18/2.4-rc-1
Patch: github.com

Timelineinfo

04/13/2022 🔍
06/02/2022 +50 days 🔍
06/02/2022 +0 days 🔍
06/04/2022 +2 days 🔍

Sourcesinfo

Product: github.com

Advisory: GHSA-3mr9-p9gw-cf33
Status: Confirmed

CVE: CVE-2022-29233 (🔍)
GCVE (CVE): GCVE-0-2022-29233
GCVE (VulDB): GCVE-100-200944

Entryinfo

Created: 06/02/2022 09:27
Updated: 06/04/2022 13:05
Changes: 06/02/2022 09:27 (51), 06/04/2022 13:05 (1)
Complete: 🔍
Cache ID: 216::103

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