CVE-2019-11752

Mozilla: Use-after-free while extracting a key value in IndexedDB

Severity Score

8.8

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

It is possible to delete an IndexedDB key value and subsequently try to extract it during conversion. This results in a use-after-free and a potentially exploitable crash. This vulnerability affects Firefox < 69, Thunderbird < 68.1, Thunderbird < 60.9, Firefox ESR < 60.9, and Firefox ESR < 68.1.

Es posible eliminar un valor de clave IndexedDB y posteriormente intentar extraerlo durante la conversión. Esto resulta en un uso de la memoria previamente liberada y 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 ESR 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

Complete

Integrity

Complete

Availability

Complete

* 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-2019-11752	2019-09-19
https://bugzilla.redhat.com/show_bug.cgi?id=1748657	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