Vulnerability CVE-2016-4449: Information

Description

XML external entity (XXE) vulnerability in the xmlStringLenDecodeEntities function in parser.c in libxml2 before 2.9.4, when not in validating mode, allows context-dependent attackers to read arbitrary files or cause a denial of service (resource consumption) via unspecified vectors.

Severity: HIGH (7.1) Vector: CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:H

URL: https://nvd.nist.gov/vuln/detail/CVE-2016-4449
Published: June 9, 2016
Modified: Jan. 18, 2018
Error type identifier: CWE-20

Fixed packages

Package name
Branch
Fixed in version
Version from repository
Errata ID
Task #
State
libxml2sisyphus2.9.3.0.5.6511-alt12.12.7-alt1ALT-PU-2016-1221-1160389Fixed
libxml2p102.9.3.0.5.6511-alt12.9.12-alt1.p10.1ALT-PU-2016-1221-1160389Fixed
libxml2p92.9.3.0.5.6511-alt12.9.10-alt6.p9.1ALT-PU-2016-1221-1160389Fixed
libxml2p82.9.4.0.12.e905-alt12.9.4.0.12.e905-alt1ALT-PU-2017-1252-1179256Fixed
libxml2c10f12.9.3.0.5.6511-alt12.9.12-alt1.p10.1ALT-PU-2016-1221-1160389Fixed
libxml2c9f22.9.3.0.5.6511-alt12.9.12-alt1.c9f2.1ALT-PU-2016-1221-1160389Fixed
libxml2p112.9.3.0.5.6511-alt12.12.7-alt1ALT-PU-2016-1221-1160389Fixed

References to Advisories, Solutions, and Tools

Hyperlink
Resource
DSA-3593
    USN-2994-1
      [oss-security] 20160525 3 libxml2 issues
        http://xmlsoft.org/news.html
          https://git.gnome.org/browse/libxml2/commit/?id=b1d34de46a11323fccffa9fadeb33be670d602f5
          • Vendor Advisory
          SSA:2016-148-01
            RHSA-2016:1292
              APPLE-SA-2016-07-18-4
                APPLE-SA-2016-07-18-1
                  https://support.apple.com/HT206904
                    https://support.apple.com/HT206899
                      https://support.apple.com/HT206902
                        APPLE-SA-2016-07-18-2
                          APPLE-SA-2016-07-18-6
                            https://support.apple.com/HT206905
                              https://support.apple.com/HT206903
                                APPLE-SA-2016-07-18-3
                                  https://support.apple.com/HT206901
                                    https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05194709
                                      http://www.oracle.com/technetwork/topics/security/ovmbulletinjul2016-3090546.html
                                        http://www.oracle.com/technetwork/topics/security/bulletinjul2016-3090568.html
                                          90865
                                            https://kc.mcafee.com/corporate/index?page=content&id=SB10170
                                              https://www.tenable.com/security/tns-2016-18
                                                https://support.cybozu.com/ja-jp/article/9735
                                                  JVNDB-2017-000066
                                                    JVN#17535578
                                                      1036348
                                                        RHSA-2016:2957
                                                          http://www.oracle.com/technetwork/security-advisory/cpujan2018-3236628.html

                                                              1. Configuration 1

                                                                cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*

                                                                Configuration 2

                                                                cpe:2.3:o:canonical:ubuntu_linux:12.04:*:*:*:lts:*:*:*
                                                                cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:*
                                                                cpe:2.3:o:canonical:ubuntu_linux:15.10:*:*:*:*:*:*:*
                                                                cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:*

                                                                Configuration 3

                                                                cpe:2.3:a:xmlsoft:libxml2:*:*:*:*:*:*:*:*
                                                                End including
                                                                2.9.3
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