Missing Authorization Affecting matrix-js-sdk package, versions <24.1.0


Severity

Recommended
0.0
medium
0
10

CVSS assessment made by Snyk's Security Team

    Threat Intelligence

    EPSS
    0.11% (45th percentile)

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  • Snyk ID SNYK-JS-MATRIXJSSDK-5425049
  • published 16 Apr 2023
  • disclosed 14 Apr 2023
  • credit Unknown

How to fix?

Upgrade matrix-js-sdk to version 24.1.0 or higher.

Overview

matrix-js-sdk is a Matrix Client-Server SDK for Javascript

Affected versions of this package are vulnerable to Missing Authorization which can lead to invisible eavesdropping in group calls, on the video and audio of participants without their knowledge. The attacker will not appear to be participating in the call.

Notes: Legacy 1:1 calls are unaffected.

Workarounds

Users may hold group calls in private rooms where only the exact users who are expected to participate in the call are present.

References

CVSS Scores

version 3.1
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Snyk

Recommended
5 medium
  • Attack Vector (AV)
    Network
  • Attack Complexity (AC)
    Low
  • Privileges Required (PR)
    Low
  • User Interaction (UI)
    None
  • Scope (S)
    Changed
  • Confidentiality (C)
    Low
  • Integrity (I)
    None
  • Availability (A)
    None
Expand this section

NVD

5.3 medium