Medium severity · published Apr 25, 2024
CVE-2022-36029
BigBlueButton Greenlight Open Redirect vulnerability
6.1
CVSS
0.4%
EPSS
No
On KEV
Description
Greenlight is an end-user interface for BigBlueButton servers. Versions prior to 2.13.0 have an open redirect vulnerability in the Login page due to unchecked the value of the `return_to` cookie. Versions 2.13.0 contains a patch for the issue.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
Required
Confidentiality
Low
Integrity
Low
Availability
None
Scope
Changed
Exploitation
Is it being used?
Exploit prediction (EPSS)0.4% · higher than 35% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
GR
greenlight · bigbluebutton
before 2.13.0 · source: vendor, NVD, CISA
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2022-36029
CVE.org
https://www.cve.org/CVERecord?id=CVE-2022-36029
Patch
https://github.com/bigbluebutton/greenlight/commit/20fe1ee71b5703fcc4ed698a959ad224fed19623
Broken Link
https://huntr.com/bounties/ba5834bd-1f04-4936-8e93-2442d45403bahttps://
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