High severity · published Sep 27, 2019
CVE-2019-11746
A use-after-free vulnerability can occur while manipulating video elements if the body is freed while still in use
8.8
CVSS
1.7%
EPSS
No
On KEV
Description
A use-after-free vulnerability can occur while manipulating video elements if the body is freed while still in use. This results in a potentially exploitable crash. This vulnerability affects Firefox < 69, Thunderbird < 68.1, Thunderbird < 60.9, Firefox ESR < 60.9, and Firefox ESR < 68.1.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
Required
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)1.7% · higher than 77% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
FI
Firefox · Mozilla
before 60.9.0; before 69.0 · source: NVD
FE
Firefox Esr · Mozilla
68.0 before 68.1.0 · source: NVD
TH
Thunderbird · Mozilla
before 60.9.0; 68.0 before 68.1.0 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2019-11746
CVE.org
https://www.cve.org/CVERecord?id=CVE-2019-11746
lists.opensuse.org
http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00009.html
lists.opensuse.org
http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00010.html
lists.opensuse.org
http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00011.html
lists.opensuse.org
http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00017.html
Issue Tracking
https://bugzilla.mozilla.org/show_bug.cgi?id=1564449
security.gentoo.org
https://security.gentoo.org/glsa/201911-07
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