CVE-2016-1836

CVSS V2 Medium 4.3 CVSS V3 Medium 5.5

Description

Use-after-free vulnerability in the xmlDictComputeFastKey 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 cause a denial of service via a crafted XML document.

Overview

CVE ID
CVE-2016-1836

Assigner
product-security@apple.com

Vulnerability Status
Analyzed

Published Version
2016-05-20T10:59:50

Last Modified Date
2019-03-25T17:25:25

Weakness Enumerations

CWE	URL
CWE-416	http://cwe.mitre.org/data/definitions/416.html

CPE Configuration (Product)

CPE	Vulnerable	Operator	Version Start	Version End
cpe:2.3:o:canonical:ubuntu_linux:12.04::::lts:::	1	OR
cpe:2.3:o:canonical:ubuntu_linux:14.04::::lts:::	1	OR
cpe:2.3:o:canonical:ubuntu_linux:15.10:::::::*	1	OR
cpe:2.3:o:canonical:ubuntu_linux:16.04::::lts:::	1	OR
cpe:2.3:o:debian:debian_linux:8.0:::::::*	1	OR
cpe:2.3:o:apple:iphone_os::::::::	1	OR		9.3.2
cpe:2.3:o:apple:mac_os_x::::::::	1	OR		10.11.5
cpe:2.3:o:apple:tvos::::::::	1	OR		9.2.1
cpe:2.3:o:apple:watchos::::::::	1	OR		2.2.1
cpe:2.3:o:redhat:enterprise_linux_desktop:6.0:::::::*	1	OR
cpe:2.3:o:redhat:enterprise_linux_desktop:7.0:::::::*	1	OR
cpe:2.3:o:redhat:enterprise_linux_server:6.0:::::::*	1	OR
cpe:2.3:o:redhat:enterprise_linux_server:7.0:::::::*	1	OR
cpe:2.3:o:redhat:enterprise_linux_server_aus:7.2:::::::*	1	OR
cpe:2.3:o:redhat:enterprise_linux_server_aus:7.3:::::::*	1	OR
cpe:2.3:o:redhat:enterprise_linux_server_aus:7.4:::::::*	1	OR
cpe:2.3:o:redhat:enterprise_linux_server_aus:7.6:::::::*	1	OR
cpe:2.3:o:redhat:enterprise_linux_server_eus:7.2:::::::*	1	OR
cpe:2.3:o:redhat:enterprise_linux_server_eus:7.3:::::::*	1	OR
cpe:2.3:o:redhat:enterprise_linux_server_eus:7.4:::::::*	1	OR
cpe:2.3:o:redhat:enterprise_linux_server_eus:7.5:::::::*	1	OR
cpe:2.3:o:redhat:enterprise_linux_server_eus:7.6:::::::*	1	OR
cpe:2.3:o:redhat:enterprise_linux_server_tus:7.2:::::::*	1	OR
cpe:2.3:o:redhat:enterprise_linux_server_tus:7.3:::::::*	1	OR
cpe:2.3:o:redhat:enterprise_linux_server_tus:7.6:::::::*	1	OR
cpe:2.3:o:redhat:enterprise_linux_workstation:6.0:::::::*	1	OR
cpe:2.3:o:redhat:enterprise_linux_workstation:7.0:::::::*	1	OR
cpe:2.3:a:xmlsoft:libxml2::::::::	1	OR		2.9.4
cpe:2.3:a:mcafee:web_gateway::::::::	1	OR	7.5.0.0	7.5.2.10
cpe:2.3:a:mcafee:web_gateway::::::::	1	OR	7.6.0.0	7.6.2.3

CVSS Version 2

Version
2.0

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

Access Vector
NETWORK

Access Compatibility
MEDIUM

Authentication
NONE

Confidentiality Impact
NONE

Integrity Impact
NONE

Availability Impact
PARTIAL

Base Score
4.3

Severity
MEDIUM

Exploitability Score
8.6

Impact Score
2.9

CVSS Version 3

Version
3.0

Vector String
CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Attack Vector
LOCAL

Attack Compatibility
LOW

Privileges Required
NONE

User Interaction
REQUIRED

Scope
UNCHANGED

Confidentiality Impact
NONE

Availability Impact
HIGH

Base Score
5.5

Base Severity
MEDIUM

Exploitability Score
1.8

Impact Score
3.6

References

Reference URL	Reference Tags
https://support.apple.com/HT206566	Vendor Advisory
http://lists.apple.com/archives/security-announce/2016/May/msg00003.html	Mailing List Vendor Advisory
https://support.apple.com/HT206567	Vendor Advisory
https://support.apple.com/HT206568	Vendor Advisory
https://support.apple.com/HT206564	Vendor Advisory
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/msg00004.html	Mailing List Vendor Advisory
https://www.debian.org/security/2016/dsa-3593	Third Party Advisory
http://www.ubuntu.com/usn/USN-2994-1	Third Party Advisory
https://access.redhat.com/errata/RHSA-2016:1292	Third Party Advisory
http://lists.apple.com/archives/security-announce/2016/Jul/msg00003.html	Mailing List Not Applicable Vendor Advisory
http://lists.apple.com/archives/security-announce/2016/Jul/msg00000.html	Mailing List Vendor Advisory
https://support.apple.com/HT206904	Vendor Advisory
https://support.apple.com/HT206899	Vendor Advisory
https://support.apple.com/HT206902	Vendor Advisory
http://lists.apple.com/archives/security-announce/2016/Jul/msg00001.html	Mailing List Vendor Advisory
http://lists.apple.com/archives/security-announce/2016/Jul/msg00005.html	Mailing List Vendor Advisory
https://support.apple.com/HT206905	Vendor Advisory
https://support.apple.com/HT206903	Vendor Advisory
http://lists.apple.com/archives/security-announce/2016/Jul/msg00002.html	Mailing List Vendor Advisory
https://support.apple.com/HT206901	Vendor Advisory
https://bugzilla.gnome.org/show_bug.cgi?id=759398	Permissions Required Third Party Advisory
https://git.gnome.org/browse/libxml2/commit/?id=45752d2c334b50016666d8f0ec3691e2d680f0a0	Patch Third Party Advisory
http://xmlsoft.org/news.html	Release Notes Vendor Advisory
http://www.oracle.com/technetwork/topics/security/ovmbulletinjul2016-3090546.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.securitytracker.com/id/1035890	Third Party Advisory VDB Entry
https://kc.mcafee.com/corporate/index?page=content&id=SB10170	Patch Third Party Advisory
https://www.tenable.com/security/tns-2016-18	Third Party Advisory
https://security.gentoo.org/glsa/201701-37	Third Party Advisory
http://www.securityfocus.com/bid/90691	Third Party Advisory VDB Entry
http://rhn.redhat.com/errata/RHSA-2016-2957.html	Third Party Advisory

Sources

Source Name	Source URL
NIST	https://nvd.nist.gov/vuln/detail/CVE-2016-1836
MITRE	https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-1836

History

Created	Old Value	New Value	Data Type	Notes
2022-05-10 17:45:28				Added to TrackCVE
2022-12-02 09:35:52	2016-05-20T10:59Z	2016-05-20T10:59:50	CVE Published Date	updated
2022-12-02 09:35:52		2019-03-25T17:25:25	CVE Modified Date	updated
2022-12-02 09:35:52		Analyzed	Vulnerability Status	updated