Executive Summary

Informations
Name CVE-2023-42803 First vendor Publication 2023-10-30
Vendor Cve Last vendor Modification 2024-11-21

Security-Database Scoring CVSS v3

Cvss vector : CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Overall CVSS Score 8.8
Base Score 8.8 Environmental Score 8.8
impact SubScore 5.9 Temporal Score 8.8
Exploitabality Sub Score 2.8
 
Attack Vector Network Attack Complexity Low
Privileges Required Low User Interaction None
Scope Unchanged Confidentiality Impact High
Integrity Impact High Availability Impact High
Calculate full CVSS 3.0 Vectors scores

Security-Database Scoring CVSS v2

Cvss vector :
Cvss Base Score N/A Attack Range N/A
Cvss Impact Score N/A Attack Complexity N/A
Cvss Expoit Score N/A Authentication N/A
Calculate full CVSS 2.0 Vectors scores

Detail

BigBlueButton is an open-source virtual classroom. BigBlueButton prior to version 2.6.0-beta.2 is vulnerable to unrestricted file upload, where the insertDocument API call does not validate the given file extension before saving the file, and does not remove it in case of validation failures. BigBlueButton 2.6.0-beta.2 contains a patch. There are no known workarounds.

Original Source

Url : http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-42803

CPE : Common Platform Enumeration

TypeDescriptionCount
Application 33

Sources (Detail)

https://github.com/bigbluebutton/bigbluebutton/pull/15990
https://github.com/bigbluebutton/bigbluebutton/security/advisories/GHSA-w98f-...
Source Url

Alert History

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Date Informations
2024-11-28 14:29:23
  • Multiple Updates
2023-11-08 05:27:30
  • Multiple Updates
2023-10-31 17:27:21
  • Multiple Updates
2023-10-30 21:27:23
  • First insertion