Not a U.S. government website. NDD is an independent vulnerability database by Volerion and is not affiliated with or endorsed by NIST or NVD.
VOLERION
Volerion Security Research

NOT DEFERRED DATABASE

VULNERABILITIES

CVE-2019-17021 Details

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.

Metrics

CVSS 3.x Severity and Vector Strings:

NIST: [email protected]CVSS-B:5.3 MEDIUMVector:CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:N/A:N

References to Advisories, Solutions, and Tools

By selecting these links, you will be leaving this site. These are references gathered from the official CVE record and are not endorsed by Volerion.

URLSource(s)Tag(s)
http://lists.opensuse.org/opensuse-security-announce/2020-01/msg00029.html CVEMailing ListThird Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2020-01/msg00043.html CVEMailing ListThird Party Advisory
http://packetstormsecurity.com/files/155912/Slackware-Security-Advisory-mozilla-thunderbird-Updates.html CVEExploitThird Party AdvisoryVDB Entry
https://bugzilla.mozilla.org/show_bug.cgi?id=1599008 CVEExploitIssue TrackingPermissions Required
https://seclists.org/bugtraq/2020/Jan/18 CVEMailing ListThird Party Advisory

see all 14 references

Weakness Enumeration

CWE-IDCWE NameSource
CWE-362Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')[email protected]

Affected Products

ProductVersions
mozilla firefox
< 72.0

CPE

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

Remediation

  • No remediation found in references.
mozilla firefox esr
< 68.4

CPE

  • cpe:2.3:a:mozilla:firefox_esr:*:*:*:*:*:*:*:*

Remediation

  • No remediation found in references.
microsoft windows
All versions

CPE

  • cpe:2.3:o:microsoft:windows:-:*:*:*:*:*:*:*

Remediation

  • No remediation found in references.
opensuse leap
15.1

CPE

  • cpe:2.3:o:opensuse:leap:15.1:*:*:*:*:*:*:*

Remediation

  • No remediation found in references.

Change History

10 change records found show changes

QUICK INFO

CVE Dictionary Entry:
CVE-2019-17021
NVD Published Date:
Jan 8, 2020
NVD Last Modified:
Jun 17, 2026
Source:
[email protected]
CVE-2019-17021 Details - Not Deferred