CVE-2020-7637 - Vulnerability Details - OpenCVE

Description

class-transformer before 0.3.1 allow attackers to perform Prototype Pollution. The classToPlainFromExist function could be tricked into adding or modifying properties of Object.prototype using a __proto__ payload.

Published: 2020-04-06

Score: 5.3 Medium

EPSS: < 1% Very Low

KEV: No

Impact:

Action:

Analysis

Analysis and contextual insights are available on OpenCVE Cloud.

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

class-transformer

affected

Version	Status	Constraints
`All versions prior to version 0.3.1`	affected	—

Configuration 1 [-]

cpe:2.3:a:class-transformer_project:class-transformer:*:*:*:*:*:node.js:*:*

No data.

No data available yet.

Remediation

No vendor fix or workaround currently provided.

Additional remediation guidance may be available on OpenCVE Cloud.

Tracking

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Advisories

Source	ID	Title
EUVD	EUVD-2020-0368	class-transformer before 0.3.1 allow attackers to perform Prototype Pollution. The classToPlainFromExist function could be tricked into adding or modifying properties of Object.prototype using a __proto__ payload.
Github GHSA	GHSA-6gp3-h3jj-prx4	Prototype pollution in class-transformer

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact None

Integrity Impact Low

Availability Impact None

User Interaction None

No CVSS v3.0

Access Vector Network

Access Complexity Low

Authentication None

Confidentiality Impact None

Integrity Impact Partial

Availability Impact None

This CVE is not in the KEV list.

The EPSS score is 0.00318.

Key SSVC decision points have not yet been added.

References

Link	Providers
https://github.com/typestack/class-transformer/commit/8f04eb9db02de708f1a20f6f2d2bb309b2fed01e
https://snyk.io/vuln/SNYK-JS-CLASSTRANSFORMER-564431

History

No history.

Subscriptions

Class-transformer Project Class-transformer

MITRE

Status: PUBLISHED

Assigner: snyk

Published: 2020-04-06T12:34:54.000Z

Updated: 2024-08-04T09:33:19.944Z

Reserved: 2020-01-21T00:00:00.000Z

Link: CVE-2020-7637

Vulnrichment

No data.

NVD

Status : Modified

Published: 2020-04-06T13:15:12.550

Modified: 2024-11-21T05:37:30.960

Link: CVE-2020-7637

Redhat

No data.

OpenCVE Enrichment

No data.

Weaknesses

CWE-1321

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