CVE-2016-4449

HIGH

Debian Linux < 2.9.3 - Improper Input Validation

Title source: rule
STIX 2.1

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.

References (30)

Core 30
Core References
Various Sources x_refsource_confirm
https://support.cybozu.com/ja-jp/article/9735
Vendor Advisory vendor-advisory x_refsource_redhat
https://access.redhat.com/errata/RHSA-2016:1292
Mailing List mailing-list x_refsource_mlist
http://www.openwall.com/lists/oss-security/2016/05/25/2
Third Party Advisory vendor-advisory x_refsource_debian
https://www.debian.org/security/2016/dsa-3593
Mailing List vendor-advisory x_refsource_apple
http://lists.apple.com/archives/security-announce/2016/Jul/msg00003.html
Mailing List vendor-advisory x_refsource_apple
http://lists.apple.com/archives/security-announce/2016/Jul/msg00002.html
Mailing List vendor-advisory x_refsource_apple
http://lists.apple.com/archives/security-announce/2016/Jul/msg00001.html
Various Sources x_refsource_confirm
http://xmlsoft.org/news.html
Vendor Advisory vendor-advisory x_refsource_ubuntu
http://www.ubuntu.com/usn/USN-2994-1
Mailing List vendor-advisory x_refsource_apple
http://lists.apple.com/archives/security-announce/2016/Jul/msg00000.html
Third Party Advisory third-party-advisory x_refsource_jvndb
http://jvndb.jvn.jp/en/contents/2017/JVNDB-2017-000066.html
Mailing List vendor-advisory x_refsource_apple
http://lists.apple.com/archives/security-announce/2016/Jul/msg00005.html
Third Party Advisory x_refsource_confirm
https://www.tenable.com/security/tns-2016-18
Third Party Advisory, VDB Entry vdb-entry x_refsource_bid
http://www.securityfocus.com/bid/90865
Vendor Advisory vendor-advisory x_refsource_redhat
http://rhn.redhat.com/errata/RHSA-2016-2957.html
Third Party Advisory, VDB Entry vdb-entry x_refsource_sectrack
http://www.securitytracker.com/id/1036348
Vendor Advisory x_refsource_confirm
https://support.apple.com/HT206901
Vendor Advisory x_refsource_confirm
https://support.apple.com/HT206905
Vendor Advisory x_refsource_confirm
https://support.apple.com/HT206903
Vendor Advisory x_refsource_confirm
https://support.apple.com/HT206902
Vendor Advisory x_refsource_confirm
https://support.apple.com/HT206904
Vendor Advisory x_refsource_confirm
https://support.apple.com/HT206899
Third Party Advisory third-party-advisory x_refsource_jvn
http://jvn.jp/en/jp/JVN17535578/index.html

Scores

CVSS v3 7.1
EPSS 0.0166
EPSS Percentile 73.9%
Attack Vector LOCAL
CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:H

Details

CWE
CWE-20
Status published
Products (6)
canonical/ubuntu_linux 12.04
canonical/ubuntu_linux 14.04
canonical/ubuntu_linux 15.10
canonical/ubuntu_linux 16.04
debian/debian_linux 8.0
xmlsoft/libxml2 < 2.9.3
Published Jun 09, 2016
Tracked Since Feb 18, 2026