CVE-2015-4516

Mozilla: JavaScript immutable property enforcement can be bypassed (MFSA 2015-109)

Published Sep 24, 2015 CVSS 2.0 · 9.3 Critical EPSS 2.9% KEV · Not listed
Description
Mozilla Firefox before 41.0 allows remote attackers to bypass certain ECMAScript 5 (aka ES5) API protection mechanisms and modify immutable properties, and consequently execute arbitrary JavaScript code with chrome privileges, via a crafted web page that does not use ES5 APIs.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
EUVD EUVD EUVD-2015-4536 Mozilla Firefox before 41.0 allows remote attackers to bypass certain ECMAScript 5 (aka ES5) API protection mechanisms and modify immutable properties, and consequently execute arbitrary JavaScript code with chrome privileges, via a crafted web page that does not use ES5 APIs.
Ubuntu USN Ubuntu USN USN-2743-1 Firefox vulnerabilities
History

No history.

Weaknesses

Sources

Status
PUBLISHED
Assigner
mozilla
Published
Updated
Aug 6, 2024, 6:18 AM
Reserved
Jun 10, 2015, 12:00 AM
Status
Modified
Published
Sep 24, 2015, 4:59 AM
Modified
Jun 17, 2026, 12:27 AM
Severity
Important
Public date
Sep 22, 2015, 12:00 AM