CVE-2023-28103

2023-03-2821:15:10

CWE-1321

[email protected]

web.nvd.nist.gov

matrix chat protocol

react javascript

remote servers

object.prototype

denial of service

program logic

upgrade

vulnerability

advisory

ghsa-2x9c-qwgf-94xr

8.2 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

LOW

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:H

7.9 High

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

31.8%

JSON

matrix-react-sdk is a Matrix chat protocol SDK for React Javascript. In certain configurations, data sent by remote servers containing special strings in key locations could cause modifications of the Object.prototype, disrupting matrix-react-sdk functionality, causing denial of service and potentially affecting program logic. This is fixed in matrix-react-sdk 3.69.0 and users are advised to upgrade. There are no known workarounds for this vulnerability. Note this advisory is distinct from GHSA-2x9c-qwgf-94xr which refers to a similar issue.