CVE-2016-1840

Heap-based buffer overflow in the xmlFAParsePosCharGroup function in libxml2 before 2.9.4, as used in Apple iOS before 9.3.2, OS X before 10.11.5, tvOS before 9.2.1, and watchOS before 2.2.1, allows remote attackers to execute arbitrary code or cause a denial of service (memory corruption) via a crafted XML document.

CVSS v3 7.8 HIGH
CVSS v2.0 6.8 MEDIUM

7.8^/10

CVSS v3 : HIGH

V3 Legend

Vector : AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Exploitability : 1.8 / Impact : 5.9

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required NONE

User Interaction REQUIRED

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

6.8^/10

CVSS v2.0 : MEDIUM

V2 Legend

Vector : AV:N/AC:M/Au:N/C:P/I:P/A:P

Exploitability : 8.6 / Impact : 6.4

Access Vector NETWORK

Access Complexity MEDIUM

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

References

Link	Resource
http://lists.apple.com/archives/security-announce/2016/May/msg00001.html	Mailing List Vendor Advisory
http://lists.apple.com/archives/security-announce/2016/May/msg00002.html	Mailing List Vendor Advisory
http://lists.apple.com/archives/security-announce/2016/May/msg00003.html	Mailing List Vendor Advisory
http://lists.apple.com/archives/security-announce/2016/May/msg00004.html	Mailing List Vendor Advisory
http://rhn.redhat.com/errata/RHSA-2016-2957.html	Third Party Advisory
http://www.oracle.com/technetwork/topics/security/bulletinjul2016-3090568.html	Third Party Advisory
http://www.oracle.com/technetwork/topics/security/linuxbulletinjul2016-3090544.html	Third Party Advisory
http://www.oracle.com/technetwork/topics/security/ovmbulletinjul2016-3090546.html	Third Party Advisory
http://www.securityfocus.com/bid/90691	Third Party Advisory VDB Entry
http://www.securitytracker.com/id/1035890	Third Party Advisory VDB Entry
http://www.ubuntu.com/usn/USN-2994-1	Third Party Advisory
http://xmlsoft.org/news.html	Release Notes Vendor Advisory
https://access.redhat.com/errata/RHSA-2016:1292	Third Party Advisory
https://bugzilla.gnome.org/show_bug.cgi?id=757711	Exploit Issue Tracking Third Party Advisory
https://git.gnome.org/browse/libxml2/commit/?id=cbb271655cadeb8dbb258a64701d9a3a0c4835b4	Patch Third Party Advisory
https://kc.mcafee.com/corporate/index?page=content&id=SB10170	Patch Third Party Advisory
https://security.gentoo.org/glsa/201701-37	Third Party Advisory
https://support.apple.com/HT206564	Vendor Advisory
https://support.apple.com/HT206566	Vendor Advisory
https://support.apple.com/HT206567	Vendor Advisory
https://support.apple.com/HT206568	Vendor Advisory
https://www.debian.org/security/2016/dsa-3593	Third Party Advisory
https://www.tenable.com/security/tns-2016-18	Third Party Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*

Configuration 2 (hide)

OR	cpe:2.3:o:apple:iphone_os::::::::
	cpe:2.3:o:apple:mac_os_x::::::::
	cpe:2.3:o:apple:tvos::::::::
	cpe:2.3:o:apple:watchos::::::::

Configuration 3 (hide)

OR	cpe:2.3:o:canonical:ubuntu_linux:12.04::::lts:::
	cpe:2.3:o:canonical:ubuntu_linux:14.04::::lts:::
	cpe:2.3:o:canonical:ubuntu_linux:15.10:::::::*
	cpe:2.3:o:canonical:ubuntu_linux:16.04::::lts:::

Configuration 4 (hide)

OR	cpe:2.3:o:redhat:enterprise_linux_desktop:6.0:::::::*
	cpe:2.3:o:redhat:enterprise_linux_desktop:7.0:::::::*
	cpe:2.3:o:redhat:enterprise_linux_server:6.0:::::::*
	cpe:2.3:o:redhat:enterprise_linux_server:7.0:::::::*
	cpe:2.3:o:redhat:enterprise_linux_server_aus:7.2:::::::*
	cpe:2.3:o:redhat:enterprise_linux_server_aus:7.3:::::::*
	cpe:2.3:o:redhat:enterprise_linux_server_aus:7.4:::::::*
	cpe:2.3:o:redhat:enterprise_linux_server_aus:7.6:::::::*
	cpe:2.3:o:redhat:enterprise_linux_server_eus:7.2:::::::*
	cpe:2.3:o:redhat:enterprise_linux_server_eus:7.3:::::::*
	cpe:2.3:o:redhat:enterprise_linux_server_eus:7.4:::::::*
	cpe:2.3:o:redhat:enterprise_linux_server_eus:7.5:::::::*
	cpe:2.3:o:redhat:enterprise_linux_server_eus:7.6:::::::*
	cpe:2.3:o:redhat:enterprise_linux_server_tus:7.2:::::::*
	cpe:2.3:o:redhat:enterprise_linux_server_tus:7.3:::::::*
	cpe:2.3:o:redhat:enterprise_linux_server_tus:7.6:::::::*
	cpe:2.3:o:redhat:enterprise_linux_workstation:6.0:::::::*
	cpe:2.3:o:redhat:enterprise_linux_workstation:7.0:::::::*

Configuration 5 (hide)

cpe:2.3:a:xmlsoft:libxml2:*:*:*:*:*:*:*:*

Configuration 6 (hide)

OR	cpe:2.3:a:mcafee:web_gateway::::::::
	cpe:2.3:a:mcafee:web_gateway::::::::

History

No history.

Information

Published : 2016-05-20 10:59

Updated : 2019-03-25 17:27

NVD link : CVE-2016-1840

Mitre link : CVE-2016-1840

CVE.ORG link : CVE-2016-1840

JSON object : View

Products Affected

apple

tvos
mac_os_x
watchos
iphone_os

redhat

enterprise_linux_server
enterprise_linux_server_aus
enterprise_linux_desktop
enterprise_linux_server_eus
enterprise_linux_server_tus
enterprise_linux_workstation

xmlsoft

libxml2

canonical

ubuntu_linux

mcafee

web_gateway

debian

debian_linux

CWE

CWE-119

Improper Restriction of Operations within the Bounds of a Memory Buffer

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corruption) via a crafted XML document."}, {"lang": "es", "value": "Desbordamiento del buffer basado en memoria din\u00e1mica en la funci\u00f3n xmlFAParsePosCharGroup en libxml2 en versiones anteriores a 2.9.4, como se utiliza en Apple iOS en versiones anteriores a 9.3.2, OS X en versiones anteriores a 10.11.5, tvOS en versiones anteriores a 9.2.1 y watchOS en versiones anteriores a 2.2.1, permite a atacantes remotos ejecutar un c\u00f3digo arbitrario o provocar una denegaci\u00f3n de servicio (corrupci\u00f3n de memoria) a trav\u00e9s de un documento XML manipulado."}], "lastModified": "2019-03-25T17:27:42.027", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "C11E6FB0-C8C0-4527-9AA0-CB9B316F8F43"}], "operator": "OR"}]}, {"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": 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7.8 /10