VulnerabilityModified
CVE-2020-28954
web/controllers/ApiController.groovy in BigBlueButton before 2.2.29 lacks certain parameter sanitization, as demonstrated by accepting control characters in a user name.
MEDIUM 5.3EPSS 1.25%
Does this matter?
Lower severity and a low EPSS score (1.25%). Track it; it rarely justifies an emergency change on its own.
Description
web/controllers/ApiController.groovy in BigBlueButton before 2.2.29 lacks certain parameter sanitization, as demonstrated by accepting control characters in a user name.
- CVSS 3.1
- 5.3 MEDIUMCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
- EPSS
- 1.25% probability · 68th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-116
- Affected
- bigbluebutton/bigbluebutton
- Source
- cve@mitre.org
References
- https://github.com/bigbluebutton/bigbluebutton/commit/5c911ddeec4493f40f42e2f137800ed4692004a4Patch, Third Party Advisory
- https://github.com/bigbluebutton/bigbluebutton/commit/e59bcd0c33a6a3203c011faa8823ba2cac1e4f37Patch, Third Party Advisory
- https://github.com/bigbluebutton/bigbluebutton/compare/v2.2.28...v2.2.29Release Notes, Third Party Advisory
- https://github.com/bigbluebutton/bigbluebutton/issues/10818Third Party Advisory
- https://github.com/bigbluebutton/bigbluebutton/commit/5c911ddeec4493f40f42e2f137800ed4692004a4Patch, Third Party Advisory
- https://github.com/bigbluebutton/bigbluebutton/commit/e59bcd0c33a6a3203c011faa8823ba2cac1e4f37Patch, Third Party Advisory
- https://github.com/bigbluebutton/bigbluebutton/compare/v2.2.28...v2.2.29Release Notes, Third Party Advisory
- https://github.com/bigbluebutton/bigbluebutton/issues/10818Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.