CVE-2019-17021

CVSS V2 Low 2.6 CVSS V3 Medium 5.3
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.
Overview
  • CVE ID
  • CVE-2019-17021
  • Assigner
  • security@mozilla.org
  • Vulnerability Status
  • Analyzed
  • Published Version
  • 2020-01-08T22:15:12
  • Last Modified Date
  • 2022-01-01T20:02:27
Weakness Enumerations
CWE URL
CWE-362 http://cwe.mitre.org/data/definitions/362.html
CPE Configuration (Product)
CPE Vulnerable Operator Version Start Version End
AND
cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:* 1 OR 72.0
cpe:2.3:a:mozilla:firefox_esr:*:*:*:*:*:*:*:* 1 OR 68.4
cpe:2.3:o:microsoft:windows:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:opensuse:leap:15.1:*:*:*:*:*:*:* 1 OR
CVSS Version 2
  • Version
  • 2.0
  • Vector String
  • AV:N/AC:H/Au:N/C:P/I:N/A:N
  • Access Vector
  • NETWORK
  • Access Compatibility
  • HIGH
  • Authentication
  • NONE
  • Confidentiality Impact
  • PARTIAL
  • Integrity Impact
  • NONE
  • Availability Impact
  • NONE
  • Base Score
  • 2.6
  • Severity
  • LOW
  • Exploitability Score
  • 4.9
  • Impact Score
  • 2.9
CVSS Version 3
  • Version
  • 3.1
  • Vector String
  • CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:N/A:N
  • Attack Vector
  • NETWORK
  • Attack Compatibility
  • HIGH
  • Privileges Required
  • NONE
  • User Interaction
  • REQUIRED
  • Scope
  • UNCHANGED
  • Confidentiality Impact
  • HIGH
  • Availability Impact
  • NONE
  • Base Score
  • 5.3
  • Base Severity
  • MEDIUM
  • Exploitability Score
  • 1.6
  • Impact Score
  • 3.6
References
Reference URL Reference Tags
https://www.mozilla.org/security/advisories/mfsa2020-01/ Vendor Advisory
https://bugzilla.mozilla.org/show_bug.cgi?id=1599008 Exploit Issue Tracking Permissions Required
https://www.mozilla.org/security/advisories/mfsa2020-02/ Vendor Advisory
https://seclists.org/bugtraq/2020/Jan/18 Mailing List Third Party Advisory
http://packetstormsecurity.com/files/155912/Slackware-Security-Advisory-mozilla-thunderbird-Updates.html Exploit Third Party Advisory VDB Entry
http://lists.opensuse.org/opensuse-security-announce/2020-01/msg00029.html Mailing List Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2020-01/msg00043.html Mailing List Third Party Advisory
Sources
Source Name Source URL
NIST https://nvd.nist.gov/vuln/detail/CVE-2019-17021
MITRE https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-17021
History
Created Old Value New Value Data Type Notes
2022-05-10 06:39:30 Added to TrackCVE
2022-12-04 09:10:15 2020-01-08T22:15Z 2020-01-08T22:15:12 CVE Published Date updated
2022-12-04 09:10:15 2022-01-01T20:02:27 CVE Modified Date updated
2022-12-04 09:10:15 Analyzed Vulnerability Status updated