CVE Vulnerability

CVE-2020-26163

BigBlueButton Greenlight before 2.5.6 allows HTTP header (Host and Origin) attacks, which can result in Account Takeover if a victim follows a spoofed password-reset link.

6.8 /10

CVSS v2.0 :

V3 Legend

Vector :

Exploitability : 8.6 / Impact : 6.4

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

Scope

8.8 /10

CVSS v3.0 : HIGH

V3 Legend

Vector :

Exploitability : 2.8 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction REQUIRED

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References
Link Resource
https://www.sakshamanand.com/host-header-injection-bigbluebutton/ Exploit Third Party Advisory
https://github.com/bigbluebutton/greenlight/releases/tag/release-2.5.6 Third Party Advisory
https://github.com/bigbluebutton/greenlight/pull/1543 Patch Third Party Advisory
Configurations

Configuration 1

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

Published : 2020-09-30 06:15

Updated : 2020-10-15 04:30

NVD link : CVE-2020-26163

Mitre link : CVE-2020-26163

Products Affected
No products.
CWE
NVD-CWE-Other