Vulnerability Details : CVE-2015-5312
The xmlStringLenDecodeEntities function in parser.c in libxml2 before 2.9.3 does not properly prevent entity expansion, which allows context-dependent attackers to cause a denial of service (CPU consumption) via crafted XML data, a different vulnerability than CVE-2014-3660.
Vulnerability category: Denial of service
Products affected by CVE-2015-5312
- cpe:2.3:a:hp:icewall_file_manager:3.0:*:*:*:*:*:*:*
- cpe:2.3:a:hp:icewall_federation_agent:3.0:*:*:*:*:*:*:*
- cpe:2.3:o:debian:debian_linux:7.0:*:*:*:*:*:*:*
- cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux_desktop:6.0:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux_server:6.0:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux_workstation:6.0:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux_hpc_node:6.0:*:*:*:*:*:*:*
- cpe:2.3:o:apple:mac_os_x:*:*:*:*:*:*:*:*
- cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:*
- cpe:2.3:o:apple:watchos:*:*:*:*:*:*:*:*
- cpe:2.3:o:apple:tvos:*:*:*:*:*:*:*:*
- cpe:2.3:a:xmlsoft:libxml2:*:*:*:*:*:*:*:*
- cpe:2.3:o:canonical:ubuntu_linux:15.04:*:*:*:*:*:*:*
- cpe:2.3:o:canonical:ubuntu_linux:15.10:*:*:*:*:*:*:*
- cpe:2.3:o:canonical:ubuntu_linux:12.04:*:*:*:lts:*:*:*
- cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2015-5312
0.70%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 80 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2015-5312
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
7.1
|
HIGH | AV:N/AC:M/Au:N/C:N/I:N/A:C |
8.6
|
6.9
|
NIST |
CWE ids for CVE-2015-5312
-
Assigned by: nvd@nist.gov (Primary)
References for CVE-2015-5312
-
https://support.apple.com/HT206169
About the security content of tvOS 9.2 - Apple SupportVendor Advisory
-
http://xmlsoft.org/news.html
ReleasesVendor Advisory
-
http://marc.info/?l=bugtraq&m=145382616617563&w=2
'[security bulletin] HPSBGN03537 rev.1 - HPE IceWall Federation Agent and IceWall File Manager runnin' - MARCThird Party Advisory
-
http://rhn.redhat.com/errata/RHSA-2015-2549.html
RHSA-2015:2549 - Security Advisory - Red Hat Customer PortalThird Party Advisory
-
https://support.apple.com/HT206168
About the security content of watchOS 2.2 - Apple SupportVendor Advisory
-
http://www.debian.org/security/2015/dsa-3430
Debian -- Security Information -- DSA-3430-1 libxml2Third Party Advisory
-
http://lists.apple.com/archives/security-announce/2016/Mar/msg00000.html
Apple - Lists.apple.com
-
https://git.gnome.org/browse/libxml2/commit/?id=69030714cde66d525a8884bda01b9e8f0abf8e1e
CVE-2015-5312 Another entity expansion issue (69030714) · Commits · GNOME / libxml2 · GitLab
-
https://security.gentoo.org/glsa/201701-37
libxml2: Multiple vulnerabilities (GLSA 201701-37) — Gentoo security
-
https://support.apple.com/HT206166
About the security content of iOS 9.3 - Apple SupportVendor Advisory
-
http://rhn.redhat.com/errata/RHSA-2015-2550.html
RHSA-2015:2550 - Security Advisory - Red Hat Customer PortalThird Party Advisory
-
https://support.apple.com/HT206167
About the security content of OS X El Capitan v10.11.4 and Security Update 2016-002 - Apple SupportVendor Advisory
-
http://www.oracle.com/technetwork/topics/security/linuxbulletinoct2015-2719645.html
Oracle Linux Bulletin - October 2015
-
http://www.oracle.com/technetwork/topics/security/bulletinjan2016-2867206.html
Oracle Solaris Bulletin - January 2016
-
http://www.securitytracker.com/id/1034243
Libxml2 Multiple Flaws Let Remote Users Deny Service and Cause Other Unspecified Impacts - SecurityTracker
-
http://lists.opensuse.org/opensuse-updates/2015-12/msg00120.html
openSUSE-SU-2015:2372-1: moderate: Security update for libxml2
-
http://www.ubuntu.com/usn/USN-2834-1
USN-2834-1: libxml2 vulnerabilities | Ubuntu security noticesThird Party Advisory
-
http://lists.apple.com/archives/security-announce/2016/Mar/msg00001.html
Apple - Lists.apple.com
-
http://lists.apple.com/archives/security-announce/2016/Mar/msg00004.html
Apple - Lists.apple.comMailing List
-
http://lists.opensuse.org/opensuse-updates/2016-01/msg00031.html
openSUSE-SU-2016:0106-1: moderate: Security update for libxml2
-
http://lists.apple.com/archives/security-announce/2016/Mar/msg00002.html
Apple - Lists.apple.comThird Party Advisory
-
http://rhn.redhat.com/errata/RHSA-2016-1089.html
Red Hat Customer Portal
-
http://www.securityfocus.com/bid/79536
libxml2 CVE-2015-5312 XML Entity Expansion Denial of Service Vulnerability
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https://bugzilla.redhat.com/show_bug.cgi?id=1276693
1276693 – (CVE-2015-5312) CVE-2015-5312 libxml2: CPU exhaustion when processing specially crafted XML inputIssue Tracking
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https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c04944172
HPSBGN03537 rev.1 - HPE IceWall Federation Agent and IceWall File Manager running libXML2, Remote or Local Denial of Service (DoS)Third Party Advisory
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