CVE-2016-4447

CVSS V2 Medium 5 CVSS V3 High 7.5

Description

The xmlParseElementDecl function in parser.c in libxml2 before 2.9.4 allows context-dependent attackers to cause a denial of service (heap-based buffer underread and application crash) via a crafted file, involving xmlParseName.

Overview

CVE ID
CVE-2016-4447

Assigner
secalert@redhat.com

Vulnerability Status
Modified

Published Version
2016-06-09T16:59:05

Last Modified Date
2023-02-12T23:21:18

Weakness Enumerations

CWE	URL
CWE-119	http://cwe.mitre.org/data/definitions/119.html

CPE Configuration (Product)

CPE	Vulnerable	Operator	Version Start	Version End
		AND
cpe:2.3:a:hp:icewall_federation_agent:3.0:::::::*	1	OR
		AND
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
		AND
cpe:2.3:o:debian:debian_linux:7.0:::::::*	1	OR
cpe:2.3:o:debian:debian_linux:8.0:::::::*	1	OR
		AND
cpe:2.3:o:oracle:vm_server:3.3:::::::*	1	OR
cpe:2.3:o:oracle:vm_server:3.4:::::::*	1	OR
		AND
cpe:2.3:a:apple:itunes:12.4.1:::::::*	1	OR
cpe:2.3:o:microsoft:windows::::::::	0	OR
		AND
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
		AND
cpe:2.3:a:xmlsoft:libxml2::::::::	1	OR		2.9.3
		AND
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:L/Au:N/C:N/I:N/A:P

Access Vector
NETWORK

Access Compatibility
LOW

Authentication
NONE

Confidentiality Impact
NONE

Integrity Impact
NONE

Availability Impact
PARTIAL

Base Score
5

Severity
MEDIUM

Exploitability Score
10

Impact Score
2.9

CVSS Version 3

Version
3.0

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

Attack Vector
NETWORK

Attack Compatibility
LOW

Privileges Required
NONE

User Interaction
NONE

Scope
UNCHANGED

Confidentiality Impact
NONE

Availability Impact
HIGH

Base Score
7.5

Base Severity
HIGH

Exploitability Score
3.9

Impact Score
3.6

References

Reference URL	Reference Tags
http://lists.apple.com/archives/security-announce/2016/Jul/msg00000.html	Mailing List Third Party Advisory
http://lists.apple.com/archives/security-announce/2016/Jul/msg00001.html	Mailing List Third Party Advisory
http://lists.apple.com/archives/security-announce/2016/Jul/msg00002.html	Mailing List Third Party Advisory
http://lists.apple.com/archives/security-announce/2016/Jul/msg00005.html	Mailing List Third Party Advisory
http://rhn.redhat.com/errata/RHSA-2016-2957.html	Third Party Advisory
http://www.openwall.com/lists/oss-security/2016/05/25/2	Mailing List 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/90864	Third Party Advisory VDB Entry
http://www.securitytracker.com/id/1036348	Third Party Advisory VDB Entry
http://www.slackware.com/security/viewer.php?l=slackware-security&y=2016&m=slackware-security.404722	Exploit Mailing List Third Party Advisory
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://access.redhat.com/errata/RHSA-2016:2957
https://access.redhat.com/security/cve/CVE-2016-4447
https://bugzilla.redhat.com/show_bug.cgi?id=1338686
https://git.gnome.org/browse/libxml2/commit/?id=00906759053986b8079985644172085f74331f83	Patch Third Party Advisory
https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05194709	Third Party Advisory
https://kc.mcafee.com/corporate/index?page=content&id=SB10170	Patch Third Party Advisory
https://support.apple.com/HT206899	Third Party Advisory
https://support.apple.com/HT206901	Third Party Advisory
https://support.apple.com/HT206902	Third Party Advisory
https://support.apple.com/HT206903	Third Party Advisory
https://support.apple.com/HT206904	Third Party Advisory
https://support.apple.com/HT206905	Third Party Advisory
https://www.debian.org/security/2016/dsa-3593	Third Party Advisory
https://www.tenable.com/security/tns-2016-18	Third Party Advisory

Sources

Source Name	Source URL
NIST	https://nvd.nist.gov/vuln/detail/CVE-2016-4447
MITRE	https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-4447

History

Created	Old Value	New Value	Data Type	Notes
2022-05-10 17:45:07				Added to TrackCVE
2022-12-02 09:50:38	2016-06-09T16:59Z	2016-06-09T16:59:05	CVE Published Date	updated
2022-12-02 09:50:38		2019-03-26T17:12:20	CVE Modified Date	updated
2022-12-02 09:50:38		Analyzed	Vulnerability Status	updated
2023-02-02 22:06:14		2023-02-02T21:16:56	CVE Modified Date	updated
2023-02-02 22:06:14	Analyzed	Modified	Vulnerability Status	updated
2023-02-02 22:06:14	The xmlParseElementDecl function in parser.c in libxml2 before 2.9.4 allows context-dependent attackers to cause a denial of service (heap-based buffer underread and application crash) via a crafted file, involving xmlParseName.	CVE-2016-4447 libxml2: Heap-based buffer underreads due to xmlParseName	Description	updated
2023-02-02 22:06:22			References	updated
2023-02-13 00:05:48		2023-02-12T23:21:18	CVE Modified Date	updated
2023-02-13 00:05:49	CVE-2016-4447 libxml2: Heap-based buffer underreads due to xmlParseName	The xmlParseElementDecl function in parser.c in libxml2 before 2.9.4 allows context-dependent attackers to cause a denial of service (heap-based buffer underread and application crash) via a crafted file, involving xmlParseName.	Description	updated