CVE-2023-42804 Vulnerability Details

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CVE-2023-42804 Metadata Quick Info

CVE Published: 30/10/2023 | CVE Updated: 05/09/2024 | CVE Year: 2023
Source: GitHub_M | Vendor: bigbluebutton | Product: bigbluebutton
Status : PUBLISHED

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CVE-2023-42804 Description

BigBlueButton is an open-source virtual classroom. BigBlueButton prior to version 2.6.0-beta.1 has a path traversal vulnerability that allows an attacker with a valid starting folder path, to traverse and read other files without authentication, assuming the files have certain extensions (txt, swf, svg, png). In version 2.6.0-beta.1, input validation was added on the parameters being passed and dangerous characters are stripped. There are no known workarounds.

Metrics

CVSS Version: 3.1 | Base Score: 3.1 LOW
Vector: CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:N

l➤ Exploitability Metrics:
    Attack Vector (AV)* NETWORK
    Attack Complexity (AC)* HIGH
    Privileges Required (PR)* LOW
    User Interaction (UI)* NONE
    Scope (S)* UNCHANGED

l➤ Impact Metrics:
    Confidentiality Impact (C)* LOW
    Integrity Impact (I)* NONE
    Availability Impact (A)* NONE

Weakness Enumeration (CWE)

CWE-ID: CWE-22
CWE Name: CWE-22: Improper Limitation of a Pathname to a Restricted Directory ( Path Traversal )
Source: bigbluebutton

Common Attack Pattern Enumeration and Classification (CAPEC)

CAPEC-ID:
CAPEC Description:


Source: NVD (National Vulnerability Database).