High severity · published Oct 21, 2020
CVE-2020-27603
BigBlueButton before 2.2.27 has an unsafe JODConverter setting in which LibreOffice document conversions can access external files
7.5
CVSS
2.9%
EPSS
No
On KEV
Description
BigBlueButton before 2.2.27 has an unsafe JODConverter setting in which LibreOffice document conversions can access external files.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
None
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)2.9% · higher than 87% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
BI
Bigbluebutton · Bigbluebutton
before 2.2.27 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2020-27603
CVE.org
https://www.cve.org/CVERecord?id=CVE-2020-27603
Exploit
https://www.golem.de/news/big-blue-button-das-grosse-blaue-sicherheitsrisiko-2010-151610.html
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