CVE Vulnerability

CVE-2020-27608

In BigBlueButton before 2.2.28 (or earlier), uploaded presentations are sent to clients without a Content-Type header, which allows XSS, as demonstrated by a .png file extension for an HTML document.

4.3 /10

CVSS v2.0 :

V3 Legend

Vector :

Exploitability : 8.6 / Impact : 2.9

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Confidentiality Impact NONE

Integrity Impact PARTIAL

Availability Impact NONE

Scope

6.1 /10

CVSS v3.0 : MEDIUM

V3 Legend

Vector :

Exploitability : 2.8 / Impact : 2.7

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction REQUIRED

Confidentiality Impact LOW

Integrity Impact LOW

Availability Impact NONE

Scope CHANGED

References
Link Resource
https://www.golem.de/news/big-blue-button-das-grosse-blaue-sicherheitsrisiko-2010-151610.html Exploit Third Party Advisory
Configurations

Configuration 1

cpe:2.3:a:bigbluebutton:bigbluebutton:*:*:*:*:*:*:*:*
Information

Published : 2020-10-21 03:15

Updated : 2020-10-29 04:17

NVD link : CVE-2020-27608

Mitre link : CVE-2020-27608

Products Affected
No products.
CWE
CWE-79