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CVE-2021-33420

Good to know:

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Date: December 14, 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.

Language: JS

Severity Score

Related Resources (7)

https://github.com/inikulin/replicator/issues/16
https://github.com/inikulin/replicator/pull/17
https://advisory.checkmarx.net/advisory/CX-2021-4787
https://github.com/inikulin/replicator
https://nvd.nist.gov/vuln/detail/CVE-2021-33420
https://github.com/inikulin/replicator/commit/2c626242fb4a118855262c64b5731b2ce98e521b
https://www.mend.io/vulnerability-database/CVE-2021-33420

Severity Score

Weakness Type (CWE)

Deserialization of Untrusted Data

CWE-502

Top Fix

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Upgrade to version replicator - 1.0.4

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CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): LOW
Privileges Required (PR): NONE
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): HIGH
Integrity (I): HIGH
Availability (A): HIGH

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