Vulnerability Details : CVE-2019-17011

Under certain conditions, when retrieving a document from a DocShell in the antitracking code, a race condition could cause a use-after-free condition and a potentially exploitable crash. This vulnerability affects Thunderbird < 68.3, Firefox ESR < 68.3, and Firefox < 71.

Vulnerability category: Memory Corruption

Published 2020-01-08 22:15:12

Updated 2022-04-08 14:32:41

Source Mozilla Corporation

View at NVD, CVE.org

Exploit prediction scoring system (EPSS) score for CVE-2019-17011

Probability of exploitation activity in the next 30 days: 0.96%

Percentile, the proportion of vulnerabilities that are scored at or less: ~ 81 % EPSS Score History EPSS FAQ

CVSS scores for CVE-2019-17011

Base Score	Base Severity	CVSS Vector	Exploitability Score	Impact Score	Source
5.1	MEDIUM	AV:N/AC:H/Au:N/C:P/I:P/A:P	4.9	6.4	[email protected]
Access Vector: Network Access Complexity: High Authentication: None Confidentiality Impact: Partial Integrity Impact: Partial Availability Impact: Partial
7.5	HIGH	CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H	1.6	5.9	[email protected]
Attack Vector: Network Attack Complexity: High Privileges Required: None User Interaction: Required Scope: Unchanged Confidentiality: High Integrity: High Availability: High

CWE ids for CVE-2019-17011

CWE-362 Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')

The product contains a code sequence that can run concurrently with other code, and the code sequence requires temporary, exclusive access to a shared resource, but a timing window exists in which the shared resource can be modified by another code sequence that is operating concurrently.

Assigned by: [email protected] (Primary)

References for CVE-2019-17011

https://www.mozilla.org/security/advisories/mfsa2019-37/

Vendor Advisory

CVEs referencing this url
http://lists.opensuse.org/opensuse-security-announce/2020-01/msg00001.html

Mailing List;Third Party Advisory

CVEs referencing this url
https://security.gentoo.org/glsa/202003-02

Third Party Advisory

CVEs referencing this url
https://access.redhat.com/errata/RHSA-2020:0295

Third Party Advisory

CVEs referencing this url
https://usn.ubuntu.com/4335-1/

Third Party Advisory

CVEs referencing this url
https://www.mozilla.org/security/advisories/mfsa2019-38/

Vendor Advisory

CVEs referencing this url
https://bugzilla.mozilla.org/show_bug.cgi?id=1591334

Exploit;Issue Tracking;Vendor Advisory
https://usn.ubuntu.com/4241-1/

Third Party Advisory

CVEs referencing this url
http://lists.opensuse.org/opensuse-security-announce/2020-01/msg00000.html

Mailing List;Third Party Advisory

CVEs referencing this url
https://access.redhat.com/errata/RHSA-2020:0292

Third Party Advisory

CVEs referencing this url
https://security.gentoo.org/glsa/202003-10

Third Party Advisory

CVEs referencing this url
https://www.mozilla.org/security/advisories/mfsa2019-36/

Vendor Advisory

CVEs referencing this url

Products affected by CVE-2019-17011

Mozilla » Firefox
Versions before (<) 71.0
cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:*
Matching versions
Mozilla » Thunderbird
Versions before (<) 68.3
cpe:2.3:a:mozilla:thunderbird:*:*:*:*:*:*:*:*
Matching versions
Mozilla » Firefox Esr
Versions before (<) 68.3
cpe:2.3:a:mozilla:firefox_esr:*:*:*:*:*:*:*:*
Matching versions
Canonical » Ubuntu Linux » Version: 18.04 LTS Edition
cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:*
Matching versions
Canonical » Ubuntu Linux » Version: 19.10
cpe:2.3:o:canonical:ubuntu_linux:19.10:*:*:*:*:*:*:*
Matching versions
Canonical » Ubuntu Linux » Version: 16.04 ESM Edition
cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:esm:*:*:*
Matching versions
Opensuse » Leap » Version: 15.1
cpe:2.3:o:opensuse:leap:15.1:*:*:*:*:*:*:*
Matching versions