CVE-2016-5276

Mozilla: Heap-use-after-free in mozilla::a11y::DocAccessible::ProcessInvalidationList (MFSA 2016-85, MFSA 2016-86)

Severity Score

9.8

*CVSS v3

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

Use-after-free vulnerability in the mozilla::a11y::DocAccessible::ProcessInvalidationList function in Mozilla Firefox before 49.0, Firefox ESR 45.x before 45.4, and Thunderbird < 45.4 allows remote attackers to execute arbitrary code or cause a denial of service (heap memory corruption) via an aria-owns attribute.

Vulnerabilidad de uso de memoria previamente liberada en la función mozilla::a11y::DocAccessible::ProcessInvalidationList en Mozilla Firefox en versiones anteriores a la 49.0, Firefox ESR en versiones 45.x anteriores a la 45.4 y Thunderbird en versiones anteriores a la 45.4 permite que los atacantes remotos ejecuten código arbitrario o provoquen una denegación de servicio (corrupción de la memoria dinámica o heap) mediante un atributo aria-owns.

*Credits: N/A

CVSS Scores

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Attack Vector

Network

Attack Complexity

Low

Authentication

None

Confidentiality

Partial

Integrity

Partial

Availability

Partial

Attack Vector

Network

Attack Complexity

High

Authentication

None

Confidentiality

Partial

Integrity

Partial

Availability

Partial

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2016-06-03 CVE Reserved
2016-09-21 CVE Published
2023-12-24 EPSS Updated
2024-08-06 CVE Updated
---------- Exploited in Wild
---------- KEV Due Date
---------- First Exploit

CWE

CWE-416: Use After Free

CAPEC

References (12)

URL	Tag	Source
http://www.oracle.com/technetwork/topics/security/linuxbulletinoct2016-3090545.html	X_refsource_confirm
http://www.securityfocus.com/bid/93049	Vdb Entry
http://www.securitytracker.com/id/1036852	Vdb Entry
https://bugzilla.mozilla.org/show_bug.cgi?id=1287721	Issue Tracking
https://www.mozilla.org/security/advisories/mfsa2016-86	X_refsource_confirm
https://www.mozilla.org/security/advisories/mfsa2016-88	X_refsource_confirm

URL	Date	SRC

URL	Date	SRC

URL	Date	SRC
http://rhn.redhat.com/errata/RHSA-2016-1912.html	2018-06-12
http://www.debian.org/security/2016/dsa-3674	2018-06-12
http://www.mozilla.org/security/announce/2016/mfsa2016-85.html	2018-06-12
https://security.gentoo.org/glsa/201701-15	2018-06-12
https://access.redhat.com/security/cve/CVE-2016-5276	2016-09-21
https://bugzilla.redhat.com/show_bug.cgi?id=1377557	2016-09-21

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"				<= 48.0.2 Search vendor "Mozilla" for product "Firefox" and version " <= 48.0.2"		-		Affected
Mozilla Search vendor "Mozilla"		Firefox Esr Search vendor "Mozilla" for product "Firefox Esr"				45.1.0 Search vendor "Mozilla" for product "Firefox Esr" and version "45.1.0"		-		Affected
Mozilla Search vendor "Mozilla"		Firefox Esr Search vendor "Mozilla" for product "Firefox Esr"				45.1.1 Search vendor "Mozilla" for product "Firefox Esr" and version "45.1.1"		-		Affected
Mozilla Search vendor "Mozilla"		Firefox Esr Search vendor "Mozilla" for product "Firefox Esr"				45.2.0 Search vendor "Mozilla" for product "Firefox Esr" and version "45.2.0"		-		Affected
Mozilla Search vendor "Mozilla"		Firefox Esr Search vendor "Mozilla" for product "Firefox Esr"				45.3.0 Search vendor "Mozilla" for product "Firefox Esr" and version "45.3.0"		-		Affected