Executive Summary
Informations | |||
---|---|---|---|
Name | CVE-2023-42803 | First vendor Publication | 2023-10-30 |
Vendor | Cve | Last vendor Modification | 2023-11-07 |
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 |
CWE : Common Weakness Enumeration
% | Id | Name |
---|---|---|
100 % | CWE-434 | Unrestricted Upload of File with Dangerous Type (CWE/SANS Top 25) |
CPE : Common Platform Enumeration
Sources (Detail)
Source | Url |
---|---|
MISC | https://github.com/bigbluebutton/bigbluebutton/pull/15990 https://github.com/bigbluebutton/bigbluebutton/security/advisories/GHSA-w98f-... |
Alert History
Date | Informations |
---|---|
2023-11-08 05:27:30 |
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2023-10-31 17:27:21 |
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2023-10-30 21:27:23 |
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