CVE-2022-29234
4 Medium
CVSS2
Attack Vector
NETWORK
Attack Complexity
LOW
Authentication
SINGLE
Confidentiality Impact
NONE
Integrity Impact
PARTIAL
Availability Impact
NONE
AV:N/AC:L/Au:S/C:N/I:P/A:N
4.3 Medium
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
LOW
Availability Impact
NONE
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N
4.5 Medium
AI Score
Confidence
High
0.001 Low
EPSS
Percentile
33.5%
BigBlueButton is an open source web conferencing system. Starting in version 2.2 and prior to versions 2.3.18 and 2.4.1, an attacker could send messages to a locked chat within a grace period of 5s any lock setting in the meeting was changed. The attacker needs to be a participant in the meeting. Versions 2.3.18 and 2.4.1 contain a patch for this issue. There are currently no known workarounds.
Affected configurations
| Vendor | Product | Version | CPE |
|---|---|---|---|
| bigbluebutton | bigbluebutton | * | cpe:2.3:a:bigbluebutton:bigbluebutton:*:*:*:*:*:*:*:* |
| bigbluebutton | bigbluebutton | * | cpe:2.3:a:bigbluebutton:bigbluebutton:*:*:*:*:*:*:*:* |
CNA Affected
[
{
"vendor": "bigbluebutton",
"product": "bigbluebutton",
"versions": [
{
"version": ">= 2.2, < 2.3.18",
"status": "affected"
},
{
"version": ">= 2.4, < 2.4.1",
"status": "affected"
}
]
}
]References
Social References
More
Related
4 Medium
CVSS2
Attack Vector
NETWORK
Attack Complexity
LOW
Authentication
SINGLE
Confidentiality Impact
NONE
Integrity Impact
PARTIAL
Availability Impact
NONE
AV:N/AC:L/Au:S/C:N/I:P/A:N
4.3 Medium
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
LOW
Availability Impact
NONE
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N
4.5 Medium
AI Score
Confidence
High
0.001 Low
EPSS
Percentile
33.5%