CVE-2024-3862 - Vulnerability Details - OpenCVE

Description

The MarkStack assignment operator, part of the JavaScript engine, could access uninitialized memory if it were used in a self-assignment. This vulnerability affects Firefox < 125.

Published: 2024-04-16

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

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 High

Privileges Required None

Scope Unchanged

Confidentiality Impact None

Integrity Impact High

Availability Impact None

User Interaction Required

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

The EPSS score is 0.00138.

Exploitation none

Automatable no

Technical Impact partial

References

Link	Providers
https://bugzilla.mozilla.org/show_bug.cgi?id=1884457
https://www.mozilla.org/security/advisories/mfsa2024-18/

History

Mon, 31 Mar 2025 17:15:00 +0000

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

Wed, 30 Oct 2024 14:15:00 +0000

Type	Values Removed	Values Added
Weaknesses		CWE-908
Metrics		cvssV3_1 `{'score': 5.3, 'vector': 'CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:H/A:N'}` ssvc `{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}`

Subscriptions

Mozilla Firefox

MITRE

Status: PUBLISHED

Assigner: mozilla

Published: 2024-04-16T15:14:08.672Z

Updated: 2024-10-30T14:10:32.192Z

Reserved: 2024-04-15T20:26:59.767Z

Link: CVE-2024-3862

Vulnrichment

Updated: 2024-08-01T20:26:56.406Z

NVD

Status : Analyzed

Published: 2024-04-16T16:15:08.823

Modified: 2025-03-31T16:45:53.620

Link: CVE-2024-3862

Redhat

No data.

OpenCVE Enrichment

No data.

Weaknesses

CWE-908

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