CVE-2021-23543

Sandbox Bypass

View on CVE.org

Published Jan 7, 2022 CVSS 3.1 · 9.8 Critical EPSS 1.8% KEV · Not listed

Description

All versions of package realms-shim are vulnerable to Sandbox Bypass via a Prototype Pollution attack vector.

Affected Products

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

realms-shim

affected

Version	Status	Constraints
`0`	affected	< unspecified

Configuration 1 [-]

cpe:2.3:a:agoric:realms-shim:*:*:*:*:*:node.js:*:*

No data.

No data available yet.

Remediation

No solution or workaround provided in the CVE record

Tracking

Sign in to view the affected projects.

Advisories

Source	ID	Title
EUVD	EUVD-2022-0670	All versions of package realms-shim are vulnerable to Sandbox Bypass via a Prototype Pollution attack vector.
Github GHSA	GHSA-q4j7-v27r-fgcx	Prototype Pollution in realms-shim

Metrics

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

Access Vector Network

Access Complexity Low

Authentication None

Confidentiality Impact Partial

Integrity Impact Partial

Availability Impact Partial

This CVE is not in the KEV list.

Exploit prediction score: 1.8% (1.820% probability within 30 days)

Key SSVC decision points have not yet been added.

References

Link	Providers
https://snyk.io/vuln/SNYK-JS-REALMSSHIM-2309908
https://www.npmjs.com/package/realms-shim

History

No history.

Subscriptions

Agoric Realms-shim

Weaknesses

CWE-1321

Sources

CVE record Updated: Sep 16, 2024, 8:06 PM

Status: PUBLISHED
Assigner: snyk
Published: Jan 7, 2022, 8:05 PM
Updated: Sep 16, 2024, 8:06 PM
Reserved: Jan 8, 2021, 12:00 AM

View source JSON

Vulnrichment No data

No data.

NVD Updated: Jun 17, 2026, 3:38 AM

Status: Modified
Published: Jan 10, 2022, 2:10 PM
Modified: Jun 17, 2026, 3:38 AM

View source JSON

Red Hat No data

No data.

OpenCVE enrichment No data

No data.

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