CVE-2021-21320 Vulnerability Details

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CVE-2021-21320 Metadata Quick Info

CVE Published: 02/03/2021 | CVE Updated: 03/08/2024 | CVE Year: 2021
Source: GitHub_M | Vendor: matrix-org | Product: matrix-react-sdk
Status : PUBLISHED

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CVE-2021-21320 Description

matrix-react-sdk is an npm package which is a Matrix SDK for React Javascript. In matrix-react-sdk before version 3.15.0, the user content sandbox can be abused to trick users into opening unexpected documents. The content is opened with a `blob` origin that cannot access Matrix user data, so messages and secrets are not at risk. This has been fixed in version 3.15.0.

Metrics

CVSS Version: 3.1 | Base Score: 2.6 LOW
Vector: CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:U/C:N/I:L/A:N

l➤ Exploitability Metrics:
    Attack Vector (AV)* NETWORK
    Attack Complexity (AC)* HIGH
    Privileges Required (PR)* LOW
    User Interaction (UI)* REQUIRED
    Scope (S)* UNCHANGED

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

Weakness Enumeration (CWE)

CWE-ID: CWE-345
CWE Name: CWE-345 Insufficient Verification of Data Authenticity
Source: matrix-org

Common Attack Pattern Enumeration and Classification (CAPEC)

CAPEC-ID:
CAPEC Description:


Source: NVD (National Vulnerability Database).