BigBlueButton up to 2.3.9 Chat Message information disclosure

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.
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CTI Interest Score
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5.3$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as problematic, has been found in BigBlueButton up to 2.3.9. The affected element is an unknown function of the component Chat Message Handler. Performing a manipulation results in information disclosure. This vulnerability was named CVE-2022-29232. The attack may be initiated remotely. There is no available exploit. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability classified as problematic has been found in BigBlueButton up to 2.3.9. This affects an unknown functionality of the component Chat Message Handler. The manipulation with an unknown input leads to a information disclosure vulnerability. CWE is classifying the issue as CWE-200. The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information. This is going to have an impact on confidentiality.

The weakness was presented 06/02/2022 as GHSA-3fqh-p4qr-vfm9. It is possible to read the advisory at github.com. This vulnerability is uniquely identified as CVE-2022-29232 since 04/13/2022. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1592 according to MITRE ATT&CK.

Upgrading to version 2.3.9 or 2.4-beta-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.

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Productinfo

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.4
VulDB Meta Temp Score: 5.3

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

CNA Base Score: 6.5
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: Information disclosure
CWE: CWE-200 / CWE-284 / 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 2.3.9/2.4-beta-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-3fqh-p4qr-vfm9
Status: Confirmed

CVE: CVE-2022-29232 (🔍)
GCVE (CVE): GCVE-0-2022-29232
GCVE (VulDB): GCVE-100-200943

Entryinfo

Created: 06/02/2022 09:25
Updated: 06/04/2022 12:58
Changes: 06/02/2022 09:25 (51), 06/04/2022 12:58 (1)
Complete: 🔍
Cache ID: 216::103

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