National Vulnerability Database

National Vulnerability Database

National Vulnerability
Database

CVE-2015-7942 Detail

Description

The xmlParseConditionalSections function in parser.c in libxml2 does not properly skip intermediary entities when it stops parsing invalid input, which allows context-dependent attackers to cause a denial of service (out-of-bounds read and crash) via crafted XML data, a different vulnerability than CVE-2015-7941.

Source:  MITRE
Description Last Modified:  11/18/2015

Impact

CVSS v2.0 Severity and Metrics:

Base Score: 6.8 MEDIUM
Vector: (AV:N/AC:M/Au:N/C:P/I:P/A:P) (V2 legend)
Impact Subscore: 6.4
Exploitability Subscore: 8.6


Access Vector (AV): Network
Access Complexity (AC): Medium
Authentication (AU): None
Confidentiality (C): Partial
Integrity (I): Partial
Availability (A): Partial
Additional Information:
Victim must voluntarily interact with attack mechanism
Allows unauthorized disclosure of information
Allows unauthorized modification
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 Third Party Advisory
http://lists.apple.com/archives/security-announce/2016/Mar/msg00001.html Mailing List Third Party Advisory
http://lists.apple.com/archives/security-announce/2016/Mar/msg00002.html Mailing List Third Party Advisory
http://lists.apple.com/archives/security-announce/2016/Mar/msg00004.html Mailing List Third Party Advisory
http://lists.fedoraproject.org/pipermail/package-announce/2016-February/177341.html
http://lists.fedoraproject.org/pipermail/package-announce/2016-February/177381.html
http://lists.opensuse.org/opensuse-updates/2015-12/msg00120.html
http://lists.opensuse.org/opensuse-updates/2016-01/msg00031.html
http://marc.info/?l=bugtraq&m=145382616617563&w=2 Third Party Advisory
http://rhn.redhat.com/errata/RHSA-2015-2549.html Third Party Advisory
http://rhn.redhat.com/errata/RHSA-2015-2550.html Third Party Advisory
http://rhn.redhat.com/errata/RHSA-2016-1089.html
http://www.debian.org/security/2015/dsa-3430 Third Party Advisory
http://www.openwall.com/lists/oss-security/2015/10/22/5
http://www.openwall.com/lists/oss-security/2015/10/22/8
http://www.oracle.com/technetwork/topics/security/bulletinapr2016-2952098.html
http://www.oracle.com/technetwork/topics/security/linuxbulletinoct2015-2719645.html
http://www.securityfocus.com/bid/79507
http://www.securitytracker.com/id/1034243
http://www.ubuntu.com/usn/USN-2812-1 Third Party Advisory
http://xmlsoft.org/news.html
https://bugzilla.gnome.org/show_bug.cgi?id=744980#c8 Exploit Issue Tracking
https://bugzilla.gnome.org/show_bug.cgi?id=756456 Exploit Issue Tracking
https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c04944172 Third Party Advisory
https://security.gentoo.org/glsa/201701-37
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

Technical Details

Vulnerability Type (View All)

Change History

18 change records found - show changes

Quick Info

CVE Dictionary Entry:
CVE-2015-7942
NVD Published Date:
11/18/2015
NVD Last Modified:
09/13/2017