CVE-2023-28103 Prototype pollution in matrix-react-sdk

2023-03-2820:37:24

CWE-1321

GitHub_M

www.cve.org

cve-2023-28103; matrix-react-sdk; prototype pollution; denial of service; remote servers; react javascript; object.prototype disruption; security 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

8.1 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.

CNA Affected

[
  {
    "vendor": "matrix-org",
    "product": "matrix-react-sdk",
    "versions": [
      {
        "version": "< 3.69.0",
        "status": "affected"
      }
    ]
  }
]