CVE-2021-33420 - Vulnerability Details - OpenCVE

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.

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact High

Integrity Impact High

Availability Impact High

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

The EPSS score is 0.02202.

Exploitation poc

Automatable yes

Technical Impact total

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions

n/a

n/a

affected

Version	Status	Constraints
`n/a`	affected	—

Configuration 1 [-]

cpe:2.3:a:replicator_project:replicator:*:*:*:*:*:*:*:*

No data.

No data.

Project Subscriptions

Vendors	Products
Replicator Project Subscribe	Replicator Subscribe

Advisories

Source	ID	Title
EUVD	EUVD-2022-7653	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.
Github GHSA	GHSA-hw46-vg6w-88fj	replicator vulnerable to Deserialization of Untrusted Data

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References

Link	Providers
https://advisory.checkmarx.net/advisory/CX-2021-4787
https://github.com/inikulin/replicator/commit/2c626242fb4a118855262c64b5731b2ce98e521b
https://github.com/inikulin/replicator/issues/16
https://github.com/inikulin/replicator/pull/17

History

Mon, 21 Apr 2025 20:15:00 +0000

Type	Values Removed	Values Added
Metrics		ssvc `{'options': {'Automatable': 'yes', 'Exploitation': 'poc', 'Technical Impact': 'total'}, 'version': '2.0.3'}`

Projects

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MITRE

Status: PUBLISHED

Assigner: mitre

Published: 2022-12-15T00:00:00.000Z

Updated: 2025-04-21T19:17:57.398Z

Reserved: 2021-05-20T00:00:00.000Z

Link: CVE-2021-33420

Vulnrichment

Updated: 2024-08-03T23:50:42.906Z

NVD

Status : Modified

Published: 2022-12-15T19:15:15.807

Modified: 2025-04-21T20:15:17.337

Link: CVE-2021-33420

Redhat

No data.

OpenCVE Enrichment

No data.

Weaknesses

CWE-502

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