CVE-2024-3856 - Vulnerability Details - OpenCVE

Description

A use-after-free could occur during WASM execution if garbage collection ran during the creation of an array. This vulnerability affects Firefox < 125.

Published: 2024-04-16

Score: 8.8 High

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

Mozilla

Firefox

affected

Version	Status	Constraints
`unspecified`	affected	< 125

Configuration 1 [-]

cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:*

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
Ubuntu USN	USN-6747-1	Firefox vulnerabilities

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 Required

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

The EPSS score is 0.00467.

Key SSVC decision points have not yet been added.

References

Link	Providers
https://bugzilla.mozilla.org/show_bug.cgi?id=1885829
https://www.mozilla.org/security/advisories/mfsa2024-18/

History

Mon, 31 Mar 2025 17:30:00 +0000

Type	Values Removed	Values Added
First Time appeared		Mozilla Mozilla firefox
CPEs		cpe:2.3:a:mozilla:firefox::::::::
Vendors & Products		Mozilla Mozilla firefox

Mon, 12 Aug 2024 22:00:00 +0000

Type	Values Removed	Values Added
Weaknesses		CWE-416
Metrics		cvssV3_1 `{'score': 8.8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H'}`

Subscriptions

Mozilla Firefox

MITRE

Status: PUBLISHED

Assigner: mozilla

Published: 2024-04-16T15:14:06.623Z

Updated: 2024-08-12T20:42:59.832Z

Reserved: 2024-04-15T20:26:45.748Z

Link: CVE-2024-3856

Vulnrichment

Updated: 2024-08-01T20:26:56.396Z

NVD

Status : Analyzed

Published: 2024-04-16T16:15:08.527

Modified: 2025-03-31T17:01:41.797

Link: CVE-2024-3856

Redhat

No data.

OpenCVE Enrichment

No data.

Weaknesses

CWE-416

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