CVE-2021-25948 - Vulnerability Details - OpenCVE

Description

Prototype pollution vulnerability in 'expand-hash' versions 0.1.0 through 1.0.1 allows an attacker to cause a denial of service and may lead to remote code execution.

Published: 2021-06-10

Score: 9.8 Critical

EPSS: 3.3% 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

expand-hash

affected

Version	Status	Constraints
`0.1.0, 0.1.1, 0.2.1, 0.2.2, 1.0.0, 1.0.1`	affected	—

Configuration 1 [-]

cpe:2.3:a:expand-hash_project:expand-hash:*:*:*:*:*:*:*:*

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-2021-1422	Prototype pollution vulnerability in 'expand-hash' versions 0.1.0 through 1.0.1 allows an attacker to cause a denial of service and may lead to remote code execution.
Github GHSA	GHSA-x3wr-v4wx-5qpc	Prototype Pollution

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.

The EPSS score is 0.03299.

Key SSVC decision points have not yet been added.

References

Link	Providers
https://github.com/doowb/expand-hash/blob/556913f6c2f05848110b5b8261cfc78e5ce3dc77/index.js#L19
https://www.whitesourcesoftware.com/vulnerability-database/CVE-2021-25948

History

No history.

Subscriptions

Expand-hash Project Expand-hash

MITRE

Status: PUBLISHED

Assigner: Mend

Published: 2021-06-10T11:55:36.000Z

Updated: 2024-08-03T20:19:18.547Z

Reserved: 2021-01-22T00:00:00.000Z

Link: CVE-2021-25948

Vulnrichment

No data.

NVD

Status : Modified

Published: 2021-06-10T12:15:08.607

Modified: 2026-06-17T03:42:39.637

Link: CVE-2021-25948

Redhat

No data.

OpenCVE Enrichment

No data.

Weaknesses

CWE-1321
Improperly Controlled Modification of Object Prototype Attributes ('Prototype Pollution')

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