CVE-2019-11746

Mozilla: Use-after-free while manipulating video

Severity Score

8.8

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

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.

Se puede presentar una vulnerabilidad de uso de la memoria previamente liberada después de manipular elementos de video si el cuerpo es liberado mientras todavía se encuentra en uso. Esto resulta en un bloqueo potencialmente explotable. Esta vulnerabilidad afecta a Firefox versiones anteriores a 69, Thunderbird versiones anteriores a 68.1, Thunderbird versiones anteriores a 60.9, Firefox versiones anteriores a 60.9 y Firefox ESR versiones anteriores a 68.1.

*Credits: N/A

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

Required

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Attack Vector

Network

Attack Complexity

Medium

Authentication

None

Confidentiality

Partial

Integrity

Partial

Availability

Partial

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2019-05-03 CVE Reserved
2019-09-04 CVE Published
2024-08-04 CVE Updated
2024-09-20 EPSS Updated
---------- Exploited in Wild
---------- KEV Due Date
---------- First Exploit

CWE

CWE-416: Use After Free

CAPEC

References (13)

URL	Tag	Source

URL	Date	SRC

URL	Date	SRC

URL	Date	SRC
http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00009.html	2019-10-04
http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00010.html	2019-10-04
http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00011.html	2019-10-04
http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00017.html	2019-10-04
https://security.gentoo.org/glsa/201911-07	2019-10-04
https://usn.ubuntu.com/4150-1	2019-10-04
https://www.mozilla.org/security/advisories/mfsa2019-25	2019-10-04
https://www.mozilla.org/security/advisories/mfsa2019-26	2019-10-04
https://www.mozilla.org/security/advisories/mfsa2019-27	2019-10-04
https://www.mozilla.org/security/advisories/mfsa2019-29	2019-10-04
https://www.mozilla.org/security/advisories/mfsa2019-30	2019-10-04
https://access.redhat.com/security/cve/CVE-2019-11746	2019-09-19
https://bugzilla.redhat.com/show_bug.cgi?id=1748656	2019-09-19

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Mozilla Search vendor "Mozilla"		Firefox Search vendor "Mozilla" for product "Firefox"				< 69.0 Search vendor "Mozilla" for product "Firefox" and version " < 69.0"		-		Affected
Mozilla Search vendor "Mozilla"		Firefox Esr Search vendor "Mozilla" for product "Firefox Esr"				< 60.9.0 Search vendor "Mozilla" for product "Firefox Esr" and version " < 60.9.0"		-		Affected
Mozilla Search vendor "Mozilla"		Firefox Esr Search vendor "Mozilla" for product "Firefox Esr"				>= 68.0 < 68.1.0 Search vendor "Mozilla" for product "Firefox Esr" and version " >= 68.0 < 68.1.0"		-		Affected
Mozilla Search vendor "Mozilla"		Thunderbird Search vendor "Mozilla" for product "Thunderbird"				< 60.9.0 Search vendor "Mozilla" for product "Thunderbird" and version " < 60.9.0"		-		Affected
Mozilla Search vendor "Mozilla"		Thunderbird Search vendor "Mozilla" for product "Thunderbird"				>= 68.0 < 68.1.0 Search vendor "Mozilla" for product "Thunderbird" and version " >= 68.0 < 68.1.0"		-		Affected