National Vulnerability Database

National Vulnerability Database

National Vulnerability
Database

CVE-2016-1762 Detail

Current Description

The xmlNextChar function in libxml2 before 2.9.4 allows remote attackers to cause a denial of service (heap-based buffer over-read) via a crafted XML document.

Source:  MITRE
View Analysis Description

Impact

CVSS v3.0 Severity and Metrics:

Base Score: 8.1 HIGH
Vector: AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:H (V3.0 legend)
Impact Score: 5.2
Exploitability Score: 2.8


Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): Required
Scope (S): Unchanged
Confidentiality (C): High
Integrity (I): None
Availability (A): High

CVSS v2.0 Severity and Metrics:

Base Score: 5.8 MEDIUM
Vector: (AV:N/AC:M/Au:N/C:P/I:N/A:P) (V2 legend)
Impact Subscore: 4.9
Exploitability Subscore: 8.6


Access Vector (AV): Network
Access Complexity (AC): Medium
Authentication (AU): None
Confidentiality (C): Partial
Integrity (I): None
Availability (A): Partial
Additional Information:
Victim must voluntarily interact with attack mechanism
Allows unauthorized disclosure of information
Allows disruption of service

References to Advisories, Solutions, and Tools

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Hyperlink Resource
http://lists.apple.com/archives/security-announce/2016/Mar/msg00000.html Mailing List Vendor Advisory
http://lists.apple.com/archives/security-announce/2016/Mar/msg00001.html Mailing List Vendor Advisory
http://lists.apple.com/archives/security-announce/2016/Mar/msg00002.html Mailing List Vendor Advisory
http://lists.apple.com/archives/security-announce/2016/Mar/msg00004.html Mailing List Vendor Advisory
http://lists.apple.com/archives/security-announce/2016/Mar/msg00005.html Mailing List Vendor Advisory
http://rhn.redhat.com/errata/RHSA-2016-2957.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/85059 Third Party Advisory VDB Entry
http://www.securitytracker.com/id/1035353 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=759671 Exploit Issue Tracking Third Party Advisory
https://git.gnome.org/browse/libxml2/commit/?id=a7a94612aa3b16779e2c74e1fa353b5d9786c602 Patch Third Party Advisory
https://kc.mcafee.com/corporate/index?page=content&id=SB10170 Patch Third Party Advisory
https://support.apple.com/HT206166 Vendor Advisory
https://support.apple.com/HT206167 Vendor Advisory
https://support.apple.com/HT206168 Vendor Advisory
https://support.apple.com/HT206169 Vendor Advisory
https://support.apple.com/HT206171 Vendor Advisory
https://www.debian.org/security/2016/dsa-3593 Third Party Advisory

Technical Details

Vulnerability Type (View All)

  • Improper Restriction of Operations within the Bounds of a Memory Buffer (CWE-119)

Known Affected Software Configurations Switch to CPE 2.2

Configuration 1 ( hide )
 cpe:2.3:a:apple:safari:*:*:*:*:*:*:*:*
     Show Matching CPE(s)
Up to (excluding)
9.1
 cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:*
     Show Matching CPE(s)
Up to (excluding)
9.3
 cpe:2.3:o:apple:mac_os_x:*:*:*:*:*:*:*:*
     Show Matching CPE(s)
Up to (excluding)
10.11.4
 cpe:2.3:o:apple:tvos:*:*:*:*:*:*:*:*
     Show Matching CPE(s)
Up to (excluding)
9.2
 cpe:2.3:o:apple:watchos:*:*:*:*:*:*:*:*
     Show Matching CPE(s)
Up to (excluding)
2.2

Configuration 2 ( hide )
 cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*
     Show Matching CPE(s)

Configuration 3 ( hide )
 cpe:2.3:o:canonical:ubuntu_linux:12.04:*:*:*:lts:*:*:*
     Show Matching CPE(s)
 cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:*
     Show Matching CPE(s)
 cpe:2.3:o:canonical:ubuntu_linux:15.10:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:*
     Show Matching CPE(s)

Configuration 4 ( hide )
 cpe:2.3:a:xmlsoft:libxml2:*:*:*:*:*:*:*:*
     Show Matching CPE(s)
Up to (excluding)
2.9.4

Configuration 5 ( hide )
 cpe:2.3:o:redhat:enterprise_linux_desktop:6.0:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:o:redhat:enterprise_linux_desktop:7.0:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:o:redhat:enterprise_linux_server:6.0:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:o:redhat:enterprise_linux_server:7.0:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:o:redhat:enterprise_linux_server_aus:7.2:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:o:redhat:enterprise_linux_server_aus:7.3:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:o:redhat:enterprise_linux_server_aus:7.4:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:o:redhat:enterprise_linux_server_aus:7.6:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:o:redhat:enterprise_linux_server_eus:7.2:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:o:redhat:enterprise_linux_server_eus:7.3:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:o:redhat:enterprise_linux_server_eus:7.4:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:o:redhat:enterprise_linux_server_eus:7.5:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:o:redhat:enterprise_linux_server_eus:7.6:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:o:redhat:enterprise_linux_server_tus:7.2:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:o:redhat:enterprise_linux_server_tus:7.3:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:o:redhat:enterprise_linux_server_tus:7.6:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:o:redhat:enterprise_linux_workstation:6.0:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:o:redhat:enterprise_linux_workstation:7.0:*:*:*:*:*:*:*
     Show Matching CPE(s)

Configuration 6 ( hide )
 cpe:2.3:a:mcafee:web_gateway:*:*:*:*:*:*:*:*
     Show Matching CPE(s)
Up to (including)
7.5.2.10
 cpe:2.3:a:mcafee:web_gateway:*:*:*:*:*:*:*:*
     Show Matching CPE(s)
From (excluding)
7.5.2.11
Up to (including)
7.6.2.3


Change History

15 change records found - show changes

Quick Info

CVE Dictionary Entry:
CVE-2016-1762
NVD Published Date:
03/23/2016
NVD Last Modified:
03/26/2019