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CVE-2021-33420: replicator vulnerable to Deserialization of Untrusted Data

December 15, 2022

A deserialization issue discovered in inikulin replicator before 1.0.4 allows remote attackers to run arbitrary code via the fromSerializable function in TypedArray object.

References

  • advisory.checkmarx.net/advisory/CX-2021-4787
  • github.com/advisories/GHSA-hw46-vg6w-88fj
  • github.com/inikulin/replicator/commit/2c626242fb4a118855262c64b5731b2ce98e521b
  • github.com/inikulin/replicator/issues/16
  • github.com/inikulin/replicator/pull/17
  • nvd.nist.gov/vuln/detail/CVE-2021-33420

Code Behaviors & Features

Detect and mitigate CVE-2021-33420 with GitLab Dependency Scanning

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Affected versions

All versions before 1.0.4

Fixed versions

  • 1.0.4

Solution

Upgrade to version 1.0.4 or above.

Impact 9.8 CRITICAL

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

Learn more about CVSS

Source file

npm/replicator/CVE-2021-33420.yml

Spotted a mistake? Edit the file on GitLab.

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