BigBlueButton up to 2.3.17/2.4-rc-5 Whiteboard access control
| CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
|---|---|---|
| 5.2 | $0-$5k | 0.00 |
Summary
A vulnerability was found in BigBlueButton up to 2.3.17/2.4-rc-5. It has been classified as critical. Affected is an unknown function of the component Whiteboard. This manipulation causes access control. This vulnerability is tracked as CVE-2022-29236. The attack is possible to be carried out remotely. No exploit exists. Upgrading the affected component is recommended.
Details
A vulnerability has been found in BigBlueButton up to 2.3.17/2.4-rc-5 and classified as critical. Affected by this vulnerability is an unknown code block of the component Whiteboard. The manipulation with an unknown input leads to a access control vulnerability. The CWE definition for the vulnerability is CWE-284. The product does not restrict or incorrectly restricts access to a resource from an unauthorized actor. As an impact it is known to affect confidentiality, integrity, and availability.
The weakness was disclosed 06/02/2022 as GHSA-p93g-r9gm-9v6r. It is possible to read the advisory at github.com. This vulnerability is known as CVE-2022-29236 since 04/13/2022. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1068 according to MITRE ATT&CK.
Upgrading to version 2.3.18 or 2.4-rc-6 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.
Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.
Product
Name
Version
- 2.3.0
- 2.3.1
- 2.3.2
- 2.3.3
- 2.3.4
- 2.3.5
- 2.3.6
- 2.3.7
- 2.3.8
- 2.3.9
- 2.3.10
- 2.3.11
- 2.3.12
- 2.3.13
- 2.3.14
- 2.3.15
- 2.3.16
- 2.3.17
- 2.4-rc-1
- 2.4-rc-2
- 2.4-rc-3
- 2.4-rc-4
- 2.4-rc-5
License
Website
CPE 2.3
CPE 2.2
CVSSv4
VulDB Vector: 🔍VulDB Reliability: 🔍
CVSSv3
VulDB Meta Base Score: 5.3VulDB Meta Temp Score: 5.2
VulDB Base Score: 6.3
VulDB Temp Score: 6.0
VulDB Vector: 🔍
VulDB Reliability: 🔍
CNA Base Score: 4.3
CNA Vector (GitHub, Inc.): 🔍
CVSSv2
| AV | AC | Au | C | I | A |
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| 💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
| 💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
| 💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
| Vector | Complexity | Authentication | Confidentiality | Integrity | Availability |
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍
Exploiting
Class: Access controlCWE: 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 Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: UpgradeStatus: 🔍
0-Day Time: 🔍
Upgrade: BigBlueButton 2.3.18/2.4-rc-6
Patch: github.com
Timeline
04/13/2022 🔍06/02/2022 🔍
06/02/2022 🔍
06/04/2022 🔍
Sources
Product: github.comAdvisory: GHSA-p93g-r9gm-9v6r
Status: Confirmed
CVE: CVE-2022-29236 (🔍)
GCVE (CVE): GCVE-0-2022-29236
GCVE (VulDB): GCVE-100-200947
Entry
Created: 06/02/2022 09:32Updated: 06/04/2022 13:28
Changes: 06/02/2022 09:32 (41), 06/04/2022 13:21 (1), 06/04/2022 13:28 (12)
Complete: 🔍
Cache ID: 216::103
Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.
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