Vulnerability Details : CVE-2023-28103

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.
Published 2023-03-28 21:15:11
Updated 2023-04-05 01:09:10
Source GitHub, Inc.
View at NVD,   CVE.org
Vulnerability category: Denial of service

Exploit prediction scoring system (EPSS) score for CVE-2023-28103

EPSS FAQ
0.08%
Probability of exploitation activity in the next 30 days EPSS Score History
~ 35 %
Percentile, the proportion of vulnerabilities that are scored at or less

CVSS scores for CVE-2023-28103

Base Score Base Severity CVSS Vector Exploitability Score Impact Score Score Source First Seen
8.2
 HIGH CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:H
3.9
4.2
 NIST
8.2
 HIGH CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:H
3.9
4.2
 GitHub, Inc.

CWE ids for CVE-2023-28103

References for CVE-2023-28103

Products affected by CVE-2023-28103

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