7.1
HIGH
CVE-2015-5312
Libxml2 XML Entity Expansion Vulnerability
Description

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.

INFO

Published Date :

Dec. 15, 2015, 9:59 p.m.

Last Modified :

March 8, 2019, 4:06 p.m.

Remotely Exploitable :

Yes !

Impact Score :

6.9

Exploitability Score :

8.6
Affected Products

The following products are affected by CVE-2015-5312 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID Vendor Product Action
1 Redhat enterprise_linux_desktop
2 Redhat enterprise_linux_server
3 Redhat enterprise_linux_workstation
4 Redhat enterprise_linux_hpc_node
1 Apple mac_os_x
2 Apple iphone_os
3 Apple tvos
4 Apple watchos
1 Hp icewall_federation_agent
2 Hp icewall_file_manager
1 Canonical ubuntu_linux
1 Debian debian_linux
1 Xmlsoft libxml2
1 Nokogiri nokogiri
References to Advisories, Solutions, and Tools

Here, you will find a curated list of external links that provide in-depth information, practical solutions, and valuable tools related to CVE-2015-5312.

URL Resource
http://lists.apple.com/archives/security-announce/2016/Mar/msg00000.html
http://lists.apple.com/archives/security-announce/2016/Mar/msg00001.html
http://lists.apple.com/archives/security-announce/2016/Mar/msg00002.html Third Party Advisory
http://lists.apple.com/archives/security-announce/2016/Mar/msg00004.html Mailing List
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.oracle.com/technetwork/topics/security/bulletinjan2016-2867206.html
http://www.oracle.com/technetwork/topics/security/linuxbulletinoct2015-2719645.html
http://www.securityfocus.com/bid/79536
http://www.securitytracker.com/id/1034243
http://www.ubuntu.com/usn/USN-2834-1 Third Party Advisory
http://xmlsoft.org/news.html Vendor Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=1276693 Issue Tracking
https://git.gnome.org/browse/libxml2/commit/?id=69030714cde66d525a8884bda01b9e8f0abf8e1e
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

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2015-5312 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2015-5312 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • CVE Modified by [email protected]

    May. 14, 2024

    Action Type Old Value New Value
  • CPE Deprecation Remap by [email protected]

    Mar. 08, 2019

    Action Type Old Value New Value
    Changed CPE Configuration OR *cpe:2.3:o:apple:apple_tv:*:*:*:*:*:*:*:* versions from (including) 9.1 OR *cpe:2.3:o:apple:tvos:*:*:*:*:*:*:*:* versions from (including) 9.1
  • CVE Modified by [email protected]

    Sep. 14, 2017

    Action Type Old Value New Value
    Added Reference http://www.securitytracker.com/id/1034243 [No Types Assigned]
  • CVE Modified by [email protected]

    Jul. 01, 2017

    Action Type Old Value New Value
    Added Reference https://security.gentoo.org/glsa/201701-37 [No Types Assigned]
  • CVE Modified by [email protected]

    Dec. 07, 2016

    Action Type Old Value New Value
    Added Reference http://lists.opensuse.org/opensuse-updates/2015-12/msg00120.html [No Types Assigned]
    Added Reference http://lists.opensuse.org/opensuse-updates/2016-01/msg00031.html [No Types Assigned]
  • CVE Modified by [email protected]

    Nov. 30, 2016

    Action Type Old Value New Value
    Added Reference http://rhn.redhat.com/errata/RHSA-2016-1089.html [No Types Assigned]
  • CVE Modified by [email protected]

    Nov. 28, 2016

    Action Type Old Value New Value
    Added Reference http://www.securityfocus.com/bid/79536 [No Types Assigned]
  • CVE Modified by [email protected]

    Oct. 15, 2016

    Action Type Old Value New Value
    Added Reference http://www.oracle.com/technetwork/topics/security/linuxbulletinoct2015-2719645.html
    Added Reference http://www.oracle.com/technetwork/topics/security/bulletinjan2016-2867206.html
  • Modified Analysis by [email protected]

    Aug. 25, 2016

    Action Type Old Value New Value
    Changed CPE Configuration Configuration 1 OR *cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:* *cpe:2.3:o:debian:debian_linux:7.0:*:*:*:*:*:*:* Configuration 2 OR *cpe:2.3:o:canonical:ubuntu_linux:12.04:*:*:*:lts:*:*:* *cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:* *cpe:2.3:o:canonical:ubuntu_linux:15.04:*:*:*:*:*:*:* *cpe:2.3:o:canonical:ubuntu_linux:15.10:*:*:*:*:*:*:* Configuration 3 OR *cpe:2.3:a:xmlsoft:libxml2:2.9.2:*:*:*:*:*:*:* (and previous) Configuration 4 OR *cpe:2.3:o:redhat:enterprise_linux_server:6.0:*:*:*:*:*:*:* *cpe:2.3:o:redhat:enterprise_linux_desktop:6.0:*:*:*:*:*:*:* *cpe:2.3:o:redhat:enterprise_linux_workstation:6.0:*:*:*:*:*:*:* *cpe:2.3:o:redhat:enterprise_linux_hpc_node:6.0:*:*:*:*:*:*:* Configuration 5 OR *cpe:2.3:o:apple:watchos:2.1:*:*:*:*:*:*:* (and previous) *cpe:2.3:o:apple:apple_tv:9.1:*:*:*:*:*:*:* (and previous) *cpe:2.3:o:apple:iphone_os:9.2.1:*:*:*:*:*:*:* (and previous) *cpe:2.3:o:apple:mac_os_x:10.11.3:*:*:*:*:*:*:* (and previous) Configuration 1 OR *cpe:2.3:o:canonical:ubuntu_linux:12.04:*:*:*:lts:*:*:* *cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:* *cpe:2.3:o:canonical:ubuntu_linux:15.04:*:*:*:*:*:*:* *cpe:2.3:o:canonical:ubuntu_linux:15.10:*:*:*:*:*:*:* Configuration 2 OR *cpe:2.3:o:redhat:enterprise_linux_server:6.0:*:*:*:*:*:*:* *cpe:2.3:o:redhat:enterprise_linux_desktop:6.0:*:*:*:*:*:*:* *cpe:2.3:o:redhat:enterprise_linux_workstation:6.0:*:*:*:*:*:*:* *cpe:2.3:o:redhat:enterprise_linux_hpc_node:6.0:*:*:*:*:*:*:* Configuration 3 OR *cpe:2.3:o:apple:watchos:2.1:*:*:*:*:*:*:* (and previous) *cpe:2.3:o:apple:apple_tv:9.1:*:*:*:*:*:*:* (and previous) *cpe:2.3:o:apple:iphone_os:9.2.1:*:*:*:*:*:*:* (and previous) *cpe:2.3:o:apple:mac_os_x:10.11.3:*:*:*:*:*:*:* (and previous) Configuration 4 OR *cpe:2.3:a:xmlsoft:libxml2:2.9.2:*:*:*:*:*:*:* (and previous) Configuration 5 OR *cpe:2.3:a:hp:icewall_federation_agent:3.0:*:*:*:*:*:*:* *cpe:2.3:a:hp:icewall_file_manager:3.0:*:*:*:*:*:*:* Configuration 6 OR *cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:* *cpe:2.3:o:debian:debian_linux:7.0:*:*:*:*:*:*:*
    Changed Reference Type http://www.debian.org/security/2015/dsa-3430 No Types Assigned http://www.debian.org/security/2015/dsa-3430 Third Party Advisory
    Changed Reference Type http://rhn.redhat.com/errata/RHSA-2015-2550.html No Types Assigned http://rhn.redhat.com/errata/RHSA-2015-2550.html Third Party Advisory
    Changed Reference Type https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c04944172 No Types Assigned https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c04944172 Third Party Advisory
    Changed Reference Type http://rhn.redhat.com/errata/RHSA-2015-2549.html No Types Assigned http://rhn.redhat.com/errata/RHSA-2015-2549.html Third Party Advisory
    Changed Reference Type https://bugzilla.redhat.com/show_bug.cgi?id=1276693 No Types Assigned https://bugzilla.redhat.com/show_bug.cgi?id=1276693 Issue Tracking
    Changed Reference Type http://lists.apple.com/archives/security-announce/2016/Mar/msg00002.html No Types Assigned http://lists.apple.com/archives/security-announce/2016/Mar/msg00002.html Third Party Advisory
    Changed Reference Type http://marc.info/?l=bugtraq&m=145382616617563&w=2 No Types Assigned http://marc.info/?l=bugtraq&m=145382616617563&w=2 Third Party Advisory
    Changed Reference Type http://www.ubuntu.com/usn/USN-2834-1 No Types Assigned http://www.ubuntu.com/usn/USN-2834-1 Third Party Advisory
    Changed Reference Type http://lists.apple.com/archives/security-announce/2016/Mar/msg00004.html No Types Assigned http://lists.apple.com/archives/security-announce/2016/Mar/msg00004.html Mailing List
  • CVE Modified by [email protected]

    Aug. 20, 2016

    Action Type Old Value New Value
    Added Reference https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c04944172
  • Modified Analysis by [email protected]

    Jun. 09, 2016

    Action Type Old Value New Value
    Changed CPE Configuration Configuration 1 OR *cpe:2.3:a:xmlsoft:libxml2:2.9.2:*:*:*:*:*:*:* (and previous) Configuration 2 OR *cpe:2.3:o:redhat:enterprise_linux_server:6.0:*:*:*:*:*:*:* *cpe:2.3:o:redhat:enterprise_linux_desktop:6.0:*:*:*:*:*:*:* *cpe:2.3:o:redhat:enterprise_linux_workstation:6.0:*:*:*:*:*:*:* *cpe:2.3:o:redhat:enterprise_linux_hpc_node:6.0:*:*:*:*:*:*:* Configuration 3 OR *cpe:2.3:o:canonical:ubuntu_linux:12.04:*:*:*:lts:*:*:* *cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:* *cpe:2.3:o:canonical:ubuntu_linux:15.04:*:*:*:*:*:*:* *cpe:2.3:o:canonical:ubuntu_linux:15.10:*:*:*:*:*:*:* Configuration 4 OR *cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:* *cpe:2.3:o:debian:debian_linux:7.0:*:*:*:*:*:*:* Configuration 5 OR *cpe:2.3:o:apple:watchos:2.1:*:*:*:*:*:*:* (and previous) *cpe:2.3:o:apple:apple_tv:9.1:*:*:*:*:*:*:* (and previous) *cpe:2.3:o:apple:iphone_os:9.2.1:*:*:*:*:*:*:* (and previous) *cpe:2.3:o:apple:mac_os_x:10.11.3:*:*:*:*:*:*:* (and previous) Configuration 1 OR *cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:* *cpe:2.3:o:debian:debian_linux:7.0:*:*:*:*:*:*:* Configuration 2 OR *cpe:2.3:o:canonical:ubuntu_linux:12.04:*:*:*:lts:*:*:* *cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:* *cpe:2.3:o:canonical:ubuntu_linux:15.04:*:*:*:*:*:*:* *cpe:2.3:o:canonical:ubuntu_linux:15.10:*:*:*:*:*:*:* Configuration 3 OR *cpe:2.3:a:xmlsoft:libxml2:2.9.2:*:*:*:*:*:*:* (and previous) Configuration 4 OR *cpe:2.3:o:redhat:enterprise_linux_server:6.0:*:*:*:*:*:*:* *cpe:2.3:o:redhat:enterprise_linux_desktop:6.0:*:*:*:*:*:*:* *cpe:2.3:o:redhat:enterprise_linux_workstation:6.0:*:*:*:*:*:*:* *cpe:2.3:o:redhat:enterprise_linux_hpc_node:6.0:*:*:*:*:*:*:* Configuration 5 OR *cpe:2.3:o:apple:watchos:2.1:*:*:*:*:*:*:* (and previous) *cpe:2.3:o:apple:apple_tv:9.1:*:*:*:*:*:*:* (and previous) *cpe:2.3:o:apple:iphone_os:9.2.1:*:*:*:*:*:*:* (and previous) *cpe:2.3:o:apple:mac_os_x:10.11.3:*:*:*:*:*:*:* (and previous)
  • CVE Modified by [email protected]

    Jun. 07, 2016

    Action Type Old Value New Value
    Added Reference http://marc.info/?l=bugtraq&m=145382616617563&w=2
  • Modified Analysis by [email protected]

    May. 20, 2016

    Action Type Old Value New Value
    Changed CPE Configuration Configuration 1 OR *cpe:2.3:a:xmlsoft:libxml2:2.9.2:*:*:*:*:*:*:* (and previous) Configuration 2 OR *cpe:2.3:o:redhat:enterprise_linux_server:6.0:*:*:*:*:*:*:* *cpe:2.3:o:redhat:enterprise_linux_desktop:6.0:*:*:*:*:*:*:* *cpe:2.3:o:redhat:enterprise_linux_workstation:6.0:*:*:*:*:*:*:* *cpe:2.3:o:redhat:enterprise_linux_hpc_node:6.0:*:*:*:*:*:*:* Configuration 3 OR *cpe:2.3:o:apple:watchos:2.1:*:*:*:*:*:*:* (and previous) *cpe:2.3:o:apple:apple_tv:9.1:*:*:*:*:*:*:* (and previous) *cpe:2.3:o:apple:iphone_os:9.2.1:*:*:*:*:*:*:* (and previous) *cpe:2.3:o:apple:mac_os_x:10.11.3:*:*:*:*:*:*:* (and previous) Configuration 4 OR *cpe:2.3:o:canonical:ubuntu_linux:12.04:*:*:*:lts:*:*:* *cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:* *cpe:2.3:o:canonical:ubuntu_linux:15.04:*:*:*:*:*:*:* *cpe:2.3:o:canonical:ubuntu_linux:15.10:*:*:*:*:*:*:* Configuration 1 OR *cpe:2.3:a:xmlsoft:libxml2:2.9.2:*:*:*:*:*:*:* (and previous) Configuration 2 OR *cpe:2.3:o:redhat:enterprise_linux_server:6.0:*:*:*:*:*:*:* *cpe:2.3:o:redhat:enterprise_linux_desktop:6.0:*:*:*:*:*:*:* *cpe:2.3:o:redhat:enterprise_linux_workstation:6.0:*:*:*:*:*:*:* *cpe:2.3:o:redhat:enterprise_linux_hpc_node:6.0:*:*:*:*:*:*:* Configuration 3 OR *cpe:2.3:o:canonical:ubuntu_linux:12.04:*:*:*:lts:*:*:* *cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:* *cpe:2.3:o:canonical:ubuntu_linux:15.04:*:*:*:*:*:*:* *cpe:2.3:o:canonical:ubuntu_linux:15.10:*:*:*:*:*:*:* Configuration 4 OR *cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:* *cpe:2.3:o:debian:debian_linux:7.0:*:*:*:*:*:*:* Configuration 5 OR *cpe:2.3:o:apple:watchos:2.1:*:*:*:*:*:*:* (and previous) *cpe:2.3:o:apple:apple_tv:9.1:*:*:*:*:*:*:* (and previous) *cpe:2.3:o:apple:iphone_os:9.2.1:*:*:*:*:*:*:* (and previous) *cpe:2.3:o:apple:mac_os_x:10.11.3:*:*:*:*:*:*:* (and previous)
  • CVE Modified by [email protected]

    Apr. 13, 2016

    Action Type Old Value New Value
    Added Reference http://www.debian.org/security/2015/dsa-3430
  • Modified Analysis by [email protected]

    Apr. 01, 2016

    Action Type Old Value New Value
    Changed CPE Configuration Configuration 1 OR *cpe:2.3:o:redhat:enterprise_linux_server:6.0:*:*:*:*:*:*:* *cpe:2.3:o:redhat:enterprise_linux_desktop:6.0:*:*:*:*:*:*:* *cpe:2.3:o:redhat:enterprise_linux_workstation:6.0:*:*:*:*:*:*:* *cpe:2.3:o:redhat:enterprise_linux_hpc_node:6.0:*:*:*:*:*:*:* Configuration 2 OR *cpe:2.3:a:xmlsoft:libxml2:2.9.2:*:*:*:*:*:*:* (and previous) Configuration 3 OR *cpe:2.3:o:canonical:ubuntu_linux:12.04:*:*:*:lts:*:*:* *cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:* *cpe:2.3:o:canonical:ubuntu_linux:15.04:*:*:*:*:*:*:* *cpe:2.3:o:canonical:ubuntu_linux:15.10:*:*:*:*:*:*:* Configuration 1 OR *cpe:2.3:a:xmlsoft:libxml2:2.9.2:*:*:*:*:*:*:* (and previous) Configuration 2 OR *cpe:2.3:o:redhat:enterprise_linux_server:6.0:*:*:*:*:*:*:* *cpe:2.3:o:redhat:enterprise_linux_desktop:6.0:*:*:*:*:*:*:* *cpe:2.3:o:redhat:enterprise_linux_workstation:6.0:*:*:*:*:*:*:* *cpe:2.3:o:redhat:enterprise_linux_hpc_node:6.0:*:*:*:*:*:*:* Configuration 3 OR *cpe:2.3:o:apple:watchos:2.1:*:*:*:*:*:*:* (and previous) *cpe:2.3:o:apple:apple_tv:9.1:*:*:*:*:*:*:* (and previous) *cpe:2.3:o:apple:iphone_os:9.2.1:*:*:*:*:*:*:* (and previous) *cpe:2.3:o:apple:mac_os_x:10.11.3:*:*:*:*:*:*:* (and previous) Configuration 4 OR *cpe:2.3:o:canonical:ubuntu_linux:12.04:*:*:*:lts:*:*:* *cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:* *cpe:2.3:o:canonical:ubuntu_linux:15.04:*:*:*:*:*:*:* *cpe:2.3:o:canonical:ubuntu_linux:15.10:*:*:*:*:*:*:*
    Changed Reference Type https://support.apple.com/HT206166 No Types Assigned https://support.apple.com/HT206166 Advisory
    Changed Reference Type https://support.apple.com/HT206169 No Types Assigned https://support.apple.com/HT206169 Advisory
    Changed Reference Type https://support.apple.com/HT206168 No Types Assigned https://support.apple.com/HT206168 Advisory
    Changed Reference Type https://support.apple.com/HT206167 No Types Assigned https://support.apple.com/HT206167 Advisory
  • CVE Modified by [email protected]

    Mar. 25, 2016

    Action Type Old Value New Value
    Added Reference https://support.apple.com/HT206166
    Added Reference https://support.apple.com/HT206169
    Added Reference http://lists.apple.com/archives/security-announce/2016/Mar/msg00000.html
    Added Reference https://support.apple.com/HT206168
    Added Reference http://lists.apple.com/archives/security-announce/2016/Mar/msg00001.html
    Added Reference http://lists.apple.com/archives/security-announce/2016/Mar/msg00002.html
    Added Reference https://support.apple.com/HT206167
    Added Reference http://lists.apple.com/archives/security-announce/2016/Mar/msg00004.html
  • Modified Analysis by [email protected]

    Dec. 16, 2015

    Action Type Old Value New Value
    Added CPE Configuration Configuration 1 OR *cpe:2.3:o:redhat:enterprise_linux_server:6.0:*:*:*:*:*:*:* *cpe:2.3:o:redhat:enterprise_linux_desktop:6.0:*:*:*:*:*:*:* *cpe:2.3:o:redhat:enterprise_linux_workstation:6.0:*:*:*:*:*:*:* *cpe:2.3:o:redhat:enterprise_linux_hpc_node:6.0:*:*:*:*:*:*:* Configuration 2 OR *cpe:2.3:a:xmlsoft:libxml2:2.9.2:*:*:*:*:*:*:* (and previous) Configuration 3 OR *cpe:2.3:o:canonical:ubuntu_linux:12.04:*:*:*:lts:*:*:* *cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:* *cpe:2.3:o:canonical:ubuntu_linux:15.04:*:*:*:*:*:*:* *cpe:2.3:o:canonical:ubuntu_linux:15.10:*:*:*:*:*:*:*
    Added CVSS V2 (AV:N/AC:M/Au:N/C:N/I:N/A:C)
    Changed Reference Type http://xmlsoft.org/news.html No Types Assigned http://xmlsoft.org/news.html Advisory
    Added CWE CWE-399
  • Initial Analysis by [email protected]

    Dec. 16, 2015

    Action Type Old Value New Value
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2015-5312 is associated with the following CWEs:

Common Attack Pattern Enumeration and Classification (CAPEC)

Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2015-5312 weaknesses.

Exploit Prediction

EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.

0.61 }} 0.08%

score

0.76392

percentile

CVSS2 - Vulnerability Scoring System
Access Vector
Access Complexity
Authentication
Confidentiality
Integrity
Availability