CVE-2019-17021

Mozilla: Heap address disclosure in parent process during content process initialization on Windows

Published Jan 8, 2020 CVSS 3.1 · 5.3 Medium EPSS 1.9% KEV · Not listed
Description
During the initialization of a new content process, a race condition occurs that can allow a content process to disclose heap addresses from the parent process. *Note: this issue only occurs on Windows. Other operating systems are unaffected.*. This vulnerability affects Firefox ESR < 68.4 and Firefox < 72.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
EUVD EUVD EUVD-2019-7495 During the initialization of a new content process, a race condition occurs that can allow a content process to disclose heap addresses from the parent process. *Note: this issue only occurs on Windows. Other operating systems are unaffected.*. This vulnerability affects Firefox ESR < 68.4 and Firefox < 72.
History
Type Values Removed Values Added
Metrics epss

{'score': 0.00503}

epss

{'score': 0.00472}

Weaknesses

Sources

Status
PUBLISHED
Assigner
mozilla
Published
Updated
Aug 5, 2024, 1:24 AM
Reserved
Sep 30, 2019, 12:00 AM
Status
Modified
Published
Jan 8, 2020, 10:15 PM
Modified
Jun 17, 2026, 2:23 AM
Severity
Moderate
Public date
Jan 7, 2020, 12:00 AM