CVE-2016-4472

HIGH

libexpat < 2.1.1 - Denial of Service via Crafted XML Data

Title source: llm
STIX 2.1

Description

The overflow protection in Expat is removed by compilers with certain optimization settings, which allows remote attackers to cause a denial of service (crash) or possibly execute arbitrary code via crafted XML data. NOTE: this vulnerability exists because of an incomplete fix for CVE-2015-1283 and CVE-2015-2716.

References (7)

Core 7
Core References
Third Party Advisory x_refsource_confirm
https://www.tenable.com/security/tns-2016-20
Issue Tracking, Patch, Third Party Advisory x_refsource_confirm
https://bugzilla.redhat.com/show_bug.cgi?id=1344251
Third Party Advisory vendor-advisory x_refsource_ubuntu
http://www.ubuntu.com/usn/USN-3013-1
Third Party Advisory, VDB Entry vdb-entry x_refsource_bid
http://www.securityfocus.com/bid/91528
Third Party Advisory vendor-advisory x_refsource_gentoo
https://security.gentoo.org/glsa/201701-21
Third Party Advisory x_refsource_confirm
https://kc.mcafee.com/corporate/index?page=content&id=SB10365

Scores

CVSS v3 8.1
EPSS 0.0227
EPSS Percentile 84.9%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

Details

CWE
CWE-119
Status published
Products (4)
canonical/ubuntu_linux 12.04
libexpat_project/libexpat < 2.1.1
mcafee/policy_auditor < 6.5.1
python/python 2.7.0 - 2.7.15
Published Jun 30, 2016
Tracked Since Feb 18, 2026