7.5

CVE-2020-12112

Exploit
BigBlueButton before 2.2.5 allows remote attackers to obtain sensitive files via Local File Inclusion.
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
BigBlueButton ≫ BigBlueButton Version < 2.2.5
Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 5.28% 0.915
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
nvd@nist.gov 7.5 3.9 3.6
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
nvd@nist.gov 5 10 2.9
AV:N/AC:L/Au:N/C:P/I:N/A:N
CWE-22 Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')

The product uses external input to construct a pathname that is intended to identify a file or directory that is located underneath a restricted parent directory, but the product does not properly neutralize special elements within the pathname that can cause the pathname to resolve to a location that is outside of the restricted directory.

https://cwe.mitre.org/data/definitions/23.html
Third Party Advisory
https://github.com/bigbluebutton/bigbluebutton/compare/v2.2.4...v2.2.5
Patch
Third Party Advisory
https://github.com/tchenu/CVE-2020-12112
Third Party Advisory
Exploit
https://twitter.com/bigbluebutton/status/1252706369486180353
Third Party Advisory
https://twitter.com/thibeault_chenu/status/1249976515917422593
Third Party Advisory