CVE-2020-25820: BigBlueButton before 2.2.7 allows remote authenticated users to read local files and conduct SSRF attacks via an uploaded Office document that has a crafted…

PriorityP347medium6.5CVSS 3.1

AVNACLPRLUINSUCHINAN

EXPLOIT

EPSS

8.82%

94.5th percentile

BigBlueButton before 2.2.7 allows remote authenticated users to read local files and conduct SSRF attacks via an uploaded Office document that has a crafted URL in an ODF xlink field.

Affected

1 ranges

Vendor	Product	Version range	Fixed in
bigbluebutton	bigbluebutton	< 2.2.27	2.2.27

CVSS provenance

nvdv3.16.5MEDIUMCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

nvdv2.04.0MEDIUMAV:N/AC:L/Au:S/C:P/I:N/A:N

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