CVE-2023-43798

  1. OpenCVE
  2. Vulnerabilities (CVE)
  3. CVE-2023-43798
BigBlueButton is an open-source virtual classroom. BigBlueButton prior to versions 2.6.12 and 2.7.0-rc.1 is vulnerable to Server-Side Request Forgery (SSRF). This issue is a bypass of CVE-2023-33176. A patch in versions 2.6.12 and 2.7.0-rc.1 disabled follow redirect at `httpclient.execute` since the software no longer has to follow it when using `finalUrl`. There are no known workarounds. We recommend upgrading to a patched version of BigBlueButton.

5.4 /10

CVSS v3 : MEDIUM

V3 Legend

Vector :

Exploitability : 2.8 / Impact : 2.5

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact LOW

Integrity Impact LOW

Availability Impact NONE

Scope UNCHANGED

References
Link Resource
https://github.com/bigbluebutton/bigbluebutton/pull/18494 Third Party Advisory
https://github.com/bigbluebutton/bigbluebutton/pull/18580 Third Party Advisory
https://github.com/bigbluebutton/bigbluebutton/security/advisories/GHSA-3q22-hph2-cff7 Third Party Advisory
https://github.com/bigbluebutton/bigbluebutton/security/advisories/GHSA-h98v-2h8w-99c4 Third Party Advisory
Configurations

Configuration 1 (hide)

OR cpe:2.3:a:bigbluebutton:bigbluebutton:*:*:*:*:*:*:*:*
cpe:2.3:a:bigbluebutton:bigbluebutton:2.7.0:alpha1:*:*:*:*:*:*
cpe:2.3:a:bigbluebutton:bigbluebutton:2.7.0:alpha2:*:*:*:*:*:*
cpe:2.3:a:bigbluebutton:bigbluebutton:2.7.0:alpha3:*:*:*:*:*:*
cpe:2.3:a:bigbluebutton:bigbluebutton:2.7.0:beta1:*:*:*:*:*:*
cpe:2.3:a:bigbluebutton:bigbluebutton:2.7.0:beta2:*:*:*:*:*:*
cpe:2.3:a:bigbluebutton:bigbluebutton:2.7.0:beta3:*:*:*:*:*:*
History

08 Nov 2023, 20:12

Type Values Removed Values Added
References (MISC) https://github.com/bigbluebutton/bigbluebutton/security/advisories/GHSA-3q22-hph2-cff7 - (MISC) https://github.com/bigbluebutton/bigbluebutton/security/advisories/GHSA-3q22-hph2-cff7 - Third Party Advisory
References (MISC) https://github.com/bigbluebutton/bigbluebutton/security/advisories/GHSA-h98v-2h8w-99c4 - (MISC) https://github.com/bigbluebutton/bigbluebutton/security/advisories/GHSA-h98v-2h8w-99c4 - Third Party Advisory
References (MISC) https://github.com/bigbluebutton/bigbluebutton/pull/18494 - (MISC) https://github.com/bigbluebutton/bigbluebutton/pull/18494 - Third Party Advisory
References (MISC) https://github.com/bigbluebutton/bigbluebutton/pull/18580 - (MISC) https://github.com/bigbluebutton/bigbluebutton/pull/18580 - Third Party Advisory
CVSS v2 : unknown
v3 : unknown 		v2 : unknown
v3 : 5.4
First Time Bigbluebutton bigbluebutton
Bigbluebutton
CPE cpe:2.3:a:bigbluebutton:bigbluebutton:2.7.0:alpha2:*:*:*:*:*:*
cpe:2.3:a:bigbluebutton:bigbluebutton:*:*:*:*:*:*:*:*
cpe:2.3:a:bigbluebutton:bigbluebutton:2.7.0:alpha1:*:*:*:*:*:*
cpe:2.3:a:bigbluebutton:bigbluebutton:2.7.0:beta3:*:*:*:*:*:*
cpe:2.3:a:bigbluebutton:bigbluebutton:2.7.0:alpha3:*:*:*:*:*:*
cpe:2.3:a:bigbluebutton:bigbluebutton:2.7.0:beta1:*:*:*:*:*:*
cpe:2.3:a:bigbluebutton:bigbluebutton:2.7.0:beta2:*:*:*:*:*:*

30 Oct 2023, 23:15

Type Values Removed Values Added
New CVE
Information

Published : 2023-10-30 23:15

Updated : 2023-12-10 15:14

NVD link : CVE-2023-43798

Mitre link : CVE-2023-43798

CVE.ORG link : CVE-2023-43798

JSON object : View

Products Affected

bigbluebutton

  • bigbluebutton
CWE
CWE-918

Server-Side Request Forgery (SSRF)