Description
BigBlueButton before 2.2.27 has an unsafe JODConverter setting in which LibreOffice document conversions can access external files.
Exploits (1)
nomisec
WRITEUP
3 stars
by hannob · poc
https://github.com/hannob/CVE-2020-27603-bbb-libreoffice-poc
References (1)
Core 1
Core References
Exploit, Third Party Advisory x_refsource_misc
https://www.golem.de/news/big-blue-button-das-grosse-blaue-sicherheitsrisiko-2010-151610.html
Scores
CVSS v3
7.5
EPSS
0.2635
EPSS Percentile
96.3%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Details
Status
published
Products (1)
bigbluebutton/bigbluebutton
< 2.2.27
Published
Oct 21, 2020
Tracked Since
Feb 18, 2026